diff --git a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/Klang.interp b/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/Klang.interp
deleted file mode 100644
index e4cbc42..0000000
--- a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/Klang.interp
+++ /dev/null
@@ -1,43 +0,0 @@
-token literal names:
-null
-'print'
-'if'
-'else'
-';'
-'{'
-'}'
-'*'
-'+'
-'-'
-'%'
-null
-null
-
-token symbolic names:
-null
-PRINT
-IF
-ELSE
-SCOL
-OBRK
-CBRK
-MULT
-ADD
-SUB
-MOD
-INTEGER_LITERAL
-WS
-
-rule names:
-parse
-block
-braced_block
-statement
-print
-if_statement
-expression
-atom
-
-
-atn:
-[3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 3, 14, 70, 4, 2, 9, 2, 4, 3, 9, 3, 4, 4, 9, 4, 4, 5, 9, 5, 4, 6, 9, 6, 4, 7, 9, 7, 4, 8, 9, 8, 4, 9, 9, 9, 3, 2, 3, 2, 3, 3, 7, 3, 22, 10, 3, 12, 3, 14, 3, 25, 11, 3, 3, 4, 3, 4, 7, 4, 29, 10, 4, 12, 4, 14, 4, 32, 11, 4, 3, 4, 3, 4, 3, 5, 3, 5, 5, 5, 38, 10, 5, 3, 6, 3, 6, 3, 6, 3, 6, 3, 7, 3, 7, 3, 7, 3, 7, 3, 7, 5, 7, 49, 10, 7, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 5, 8, 66, 10, 8, 3, 9, 3, 9, 3, 9, 2, 2, 10, 2, 4, 6, 8, 10, 12, 14, 16, 2, 3, 3, 2, 10, 11, 2, 69, 2, 18, 3, 2, 2, 2, 4, 23, 3, 2, 2, 2, 6, 26, 3, 2, 2, 2, 8, 37, 3, 2, 2, 2, 10, 39, 3, 2, 2, 2, 12, 43, 3, 2, 2, 2, 14, 65, 3, 2, 2, 2, 16, 67, 3, 2, 2, 2, 18, 19, 5, 4, 3, 2, 19, 3, 3, 2, 2, 2, 20, 22, 5, 8, 5, 2, 21, 20, 3, 2, 2, 2, 22, 25, 3, 2, 2, 2, 23, 21, 3, 2, 2, 2, 23, 24, 3, 2, 2, 2, 24, 5, 3, 2, 2, 2, 25, 23, 3, 2, 2, 2, 26, 30, 7, 7, 2, 2, 27, 29, 5, 8, 5, 2, 28, 27, 3, 2, 2, 2, 29, 32, 3, 2, 2, 2, 30, 28, 3, 2, 2, 2, 30, 31, 3, 2, 2, 2, 31, 33, 3, 2, 2, 2, 32, 30, 3, 2, 2, 2, 33, 34, 7, 8, 2, 2, 34, 7, 3, 2, 2, 2, 35, 38, 5, 10, 6, 2, 36, 38, 5, 12, 7, 2, 37, 35, 3, 2, 2, 2, 37, 36, 3, 2, 2, 2, 38, 9, 3, 2, 2, 2, 39, 40, 7, 3, 2, 2, 40, 41, 5, 14, 8, 2, 41, 42, 7, 6, 2, 2, 42, 11, 3, 2, 2, 2, 43, 44, 7, 4, 2, 2, 44, 45, 5, 14, 8, 2, 45, 48, 5, 6, 4, 2, 46, 47, 7, 5, 2, 2, 47, 49, 5, 6, 4, 2, 48, 46, 3, 2, 2, 2, 48, 49, 3, 2, 2, 2, 49, 13, 3, 2, 2, 2, 50, 51, 5, 16, 9, 2, 51, 52, 7, 9, 2, 2, 52, 53, 5, 16, 9, 2, 53, 66, 3, 2, 2, 2, 54, 55, 5, 16, 9, 2, 55, 56, 9, 2, 2, 2, 56, 57, 5, 16, 9, 2, 57, 66, 3, 2, 2, 2, 58, 59, 5, 16, 9, 2, 59, 60, 7, 12, 2, 2, 60, 61, 5, 16, 9, 2, 61, 66, 3, 2, 2, 2, 62, 63, 7, 11, 2, 2, 63, 66, 5, 16, 9, 2, 64, 66, 5, 16, 9, 2, 65, 50, 3, 2, 2, 2, 65, 54, 3, 2, 2, 2, 65, 58, 3, 2, 2, 2, 65, 62, 3, 2, 2, 2, 65, 64, 3, 2, 2, 2, 66, 15, 3, 2, 2, 2, 67, 68, 7, 13, 2, 2, 68, 17, 3, 2, 2, 2, 7, 23, 30, 37, 48, 65]
\ No newline at end of file
diff --git a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/Klang.tokens b/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/Klang.tokens
deleted file mode 100644
index bcfa984..0000000
--- a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/Klang.tokens
+++ /dev/null
@@ -1,22 +0,0 @@
-PRINT=1
-IF=2
-ELSE=3
-SCOL=4
-OBRK=5
-CBRK=6
-MULT=7
-ADD=8
-SUB=9
-MOD=10
-INTEGER_LITERAL=11
-WS=12
-'print'=1
-'if'=2
-'else'=3
-';'=4
-'{'=5
-'}'=6
-'*'=7
-'+'=8
-'-'=9
-'%'=10
diff --git a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.interp b/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.interp
deleted file mode 100644
index 74fc623..0000000
--- a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.interp
+++ /dev/null
@@ -1,53 +0,0 @@
-token literal names:
-null
-'print'
-'if'
-'else'
-';'
-'{'
-'}'
-'*'
-'+'
-'-'
-'%'
-null
-null
-
-token symbolic names:
-null
-PRINT
-IF
-ELSE
-SCOL
-OBRK
-CBRK
-MULT
-ADD
-SUB
-MOD
-INTEGER_LITERAL
-WS
-
-rule names:
-PRINT
-IF
-ELSE
-SCOL
-OBRK
-CBRK
-MULT
-ADD
-SUB
-MOD
-INTEGER_LITERAL
-WS
-
-channel names:
-DEFAULT_TOKEN_CHANNEL
-HIDDEN
-
-mode names:
-DEFAULT_MODE
-
-atn:
-[3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 2, 14, 64, 8, 1, 4, 2, 9, 2, 4, 3, 9, 3, 4, 4, 9, 4, 4, 5, 9, 5, 4, 6, 9, 6, 4, 7, 9, 7, 4, 8, 9, 8, 4, 9, 9, 9, 4, 10, 9, 10, 4, 11, 9, 11, 4, 12, 9, 12, 4, 13, 9, 13, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 3, 3, 3, 3, 3, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 5, 3, 5, 3, 6, 3, 6, 3, 7, 3, 7, 3, 8, 3, 8, 3, 9, 3, 9, 3, 10, 3, 10, 3, 11, 3, 11, 3, 12, 6, 12, 57, 10, 12, 13, 12, 14, 12, 58, 3, 13, 3, 13, 3, 13, 3, 13, 2, 2, 14, 3, 3, 5, 4, 7, 5, 9, 6, 11, 7, 13, 8, 15, 9, 17, 10, 19, 11, 21, 12, 23, 13, 25, 14, 3, 2, 4, 3, 2, 50, 59, 5, 2, 11, 12, 15, 15, 34, 34, 2, 64, 2, 3, 3, 2, 2, 2, 2, 5, 3, 2, 2, 2, 2, 7, 3, 2, 2, 2, 2, 9, 3, 2, 2, 2, 2, 11, 3, 2, 2, 2, 2, 13, 3, 2, 2, 2, 2, 15, 3, 2, 2, 2, 2, 17, 3, 2, 2, 2, 2, 19, 3, 2, 2, 2, 2, 21, 3, 2, 2, 2, 2, 23, 3, 2, 2, 2, 2, 25, 3, 2, 2, 2, 3, 27, 3, 2, 2, 2, 5, 33, 3, 2, 2, 2, 7, 36, 3, 2, 2, 2, 9, 41, 3, 2, 2, 2, 11, 43, 3, 2, 2, 2, 13, 45, 3, 2, 2, 2, 15, 47, 3, 2, 2, 2, 17, 49, 3, 2, 2, 2, 19, 51, 3, 2, 2, 2, 21, 53, 3, 2, 2, 2, 23, 56, 3, 2, 2, 2, 25, 60, 3, 2, 2, 2, 27, 28, 7, 114, 2, 2, 28, 29, 7, 116, 2, 2, 29, 30, 7, 107, 2, 2, 30, 31, 7, 112, 2, 2, 31, 32, 7, 118, 2, 2, 32, 4, 3, 2, 2, 2, 33, 34, 7, 107, 2, 2, 34, 35, 7, 104, 2, 2, 35, 6, 3, 2, 2, 2, 36, 37, 7, 103, 2, 2, 37, 38, 7, 110, 2, 2, 38, 39, 7, 117, 2, 2, 39, 40, 7, 103, 2, 2, 40, 8, 3, 2, 2, 2, 41, 42, 7, 61, 2, 2, 42, 10, 3, 2, 2, 2, 43, 44, 7, 125, 2, 2, 44, 12, 3, 2, 2, 2, 45, 46, 7, 127, 2, 2, 46, 14, 3, 2, 2, 2, 47, 48, 7, 44, 2, 2, 48, 16, 3, 2, 2, 2, 49, 50, 7, 45, 2, 2, 50, 18, 3, 2, 2, 2, 51, 52, 7, 47, 2, 2, 52, 20, 3, 2, 2, 2, 53, 54, 7, 39, 2, 2, 54, 22, 3, 2, 2, 2, 55, 57, 9, 2, 2, 2, 56, 55, 3, 2, 2, 2, 57, 58, 3, 2, 2, 2, 58, 56, 3, 2, 2, 2, 58, 59, 3, 2, 2, 2, 59, 24, 3, 2, 2, 2, 60, 61, 9, 3, 2, 2, 61, 62, 3, 2, 2, 2, 62, 63, 8, 13, 2, 2, 63, 26, 3, 2, 2, 2, 4, 2, 58, 3, 8, 2, 2]
\ No newline at end of file
diff --git a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.java b/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.java
deleted file mode 100644
index 327ea28..0000000
--- a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.java
+++ /dev/null
@@ -1,125 +0,0 @@
-// Generated from /home/nitrix/Development/hsrm/cb/klang/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.7.1
-import org.antlr.v4.runtime.Lexer;
-import org.antlr.v4.runtime.CharStream;
-import org.antlr.v4.runtime.Token;
-import org.antlr.v4.runtime.TokenStream;
-import org.antlr.v4.runtime.*;
-import org.antlr.v4.runtime.atn.*;
-import org.antlr.v4.runtime.dfa.DFA;
-import org.antlr.v4.runtime.misc.*;
-
-@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
-public class KlangLexer extends Lexer {
-	static { RuntimeMetaData.checkVersion("4.7.1", RuntimeMetaData.VERSION); }
-
-	protected static final DFA[] _decisionToDFA;
-	protected static final PredictionContextCache _sharedContextCache =
-		new PredictionContextCache();
-	public static final int
-		PRINT=1, IF=2, ELSE=3, SCOL=4, OBRK=5, CBRK=6, MULT=7, ADD=8, SUB=9, MOD=10, 
-		INTEGER_LITERAL=11, WS=12;
-	public static String[] channelNames = {
-		"DEFAULT_TOKEN_CHANNEL", "HIDDEN"
-	};
-
-	public static String[] modeNames = {
-		"DEFAULT_MODE"
-	};
-
-	public static final String[] ruleNames = {
-		"PRINT", "IF", "ELSE", "SCOL", "OBRK", "CBRK", "MULT", "ADD", "SUB", "MOD", 
-		"INTEGER_LITERAL", "WS"
-	};
-
-	private static final String[] _LITERAL_NAMES = {
-		null, "'print'", "'if'", "'else'", "';'", "'{'", "'}'", "'*'", "'+'", 
-		"'-'", "'%'"
-	};
-	private static final String[] _SYMBOLIC_NAMES = {
-		null, "PRINT", "IF", "ELSE", "SCOL", "OBRK", "CBRK", "MULT", "ADD", "SUB", 
-		"MOD", "INTEGER_LITERAL", "WS"
-	};
-	public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
-
-	/**
-	 * @deprecated Use {@link #VOCABULARY} instead.
-	 */
-	@Deprecated
-	public static final String[] tokenNames;
-	static {
-		tokenNames = new String[_SYMBOLIC_NAMES.length];
-		for (int i = 0; i < tokenNames.length; i++) {
-			tokenNames[i] = VOCABULARY.getLiteralName(i);
-			if (tokenNames[i] == null) {
-				tokenNames[i] = VOCABULARY.getSymbolicName(i);
-			}
-
-			if (tokenNames[i] == null) {
-				tokenNames[i] = "<INVALID>";
-			}
-		}
-	}
-
-	@Override
-	@Deprecated
-	public String[] getTokenNames() {
-		return tokenNames;
-	}
-
-	@Override
-
-	public Vocabulary getVocabulary() {
-		return VOCABULARY;
-	}
-
-
-	public KlangLexer(CharStream input) {
-		super(input);
-		_interp = new LexerATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
-	}
-
-	@Override
-	public String getGrammarFileName() { return "Klang.g4"; }
-
-	@Override
-	public String[] getRuleNames() { return ruleNames; }
-
-	@Override
-	public String getSerializedATN() { return _serializedATN; }
-
-	@Override
-	public String[] getChannelNames() { return channelNames; }
-
-	@Override
-	public String[] getModeNames() { return modeNames; }
-
-	@Override
-	public ATN getATN() { return _ATN; }
-
-	public static final String _serializedATN =
-		"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\2\16@\b\1\4\2\t\2\4"+
-		"\3\t\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\4\n\t\n\4\13\t"+
-		"\13\4\f\t\f\4\r\t\r\3\2\3\2\3\2\3\2\3\2\3\2\3\3\3\3\3\3\3\4\3\4\3\4\3"+
-		"\4\3\4\3\5\3\5\3\6\3\6\3\7\3\7\3\b\3\b\3\t\3\t\3\n\3\n\3\13\3\13\3\f\6"+
-		"\f9\n\f\r\f\16\f:\3\r\3\r\3\r\3\r\2\2\16\3\3\5\4\7\5\t\6\13\7\r\b\17\t"+
-		"\21\n\23\13\25\f\27\r\31\16\3\2\4\3\2\62;\5\2\13\f\17\17\"\"\2@\2\3\3"+
-		"\2\2\2\2\5\3\2\2\2\2\7\3\2\2\2\2\t\3\2\2\2\2\13\3\2\2\2\2\r\3\2\2\2\2"+
-		"\17\3\2\2\2\2\21\3\2\2\2\2\23\3\2\2\2\2\25\3\2\2\2\2\27\3\2\2\2\2\31\3"+
-		"\2\2\2\3\33\3\2\2\2\5!\3\2\2\2\7$\3\2\2\2\t)\3\2\2\2\13+\3\2\2\2\r-\3"+
-		"\2\2\2\17/\3\2\2\2\21\61\3\2\2\2\23\63\3\2\2\2\25\65\3\2\2\2\278\3\2\2"+
-		"\2\31<\3\2\2\2\33\34\7r\2\2\34\35\7t\2\2\35\36\7k\2\2\36\37\7p\2\2\37"+
-		" \7v\2\2 \4\3\2\2\2!\"\7k\2\2\"#\7h\2\2#\6\3\2\2\2$%\7g\2\2%&\7n\2\2&"+
-		"\'\7u\2\2\'(\7g\2\2(\b\3\2\2\2)*\7=\2\2*\n\3\2\2\2+,\7}\2\2,\f\3\2\2\2"+
-		"-.\7\177\2\2.\16\3\2\2\2/\60\7,\2\2\60\20\3\2\2\2\61\62\7-\2\2\62\22\3"+
-		"\2\2\2\63\64\7/\2\2\64\24\3\2\2\2\65\66\7\'\2\2\66\26\3\2\2\2\679\t\2"+
-		"\2\28\67\3\2\2\29:\3\2\2\2:8\3\2\2\2:;\3\2\2\2;\30\3\2\2\2<=\t\3\2\2="+
-		">\3\2\2\2>?\b\r\2\2?\32\3\2\2\2\4\2:\3\b\2\2";
-	public static final ATN _ATN =
-		new ATNDeserializer().deserialize(_serializedATN.toCharArray());
-	static {
-		_decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
-		for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
-			_decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i);
-		}
-	}
-}
\ No newline at end of file
diff --git a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.tokens b/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.tokens
deleted file mode 100644
index bcfa984..0000000
--- a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.tokens
+++ /dev/null
@@ -1,22 +0,0 @@
-PRINT=1
-IF=2
-ELSE=3
-SCOL=4
-OBRK=5
-CBRK=6
-MULT=7
-ADD=8
-SUB=9
-MOD=10
-INTEGER_LITERAL=11
-WS=12
-'print'=1
-'if'=2
-'else'=3
-';'=4
-'{'=5
-'}'=6
-'*'=7
-'+'=8
-'-'=9
-'%'=10
diff --git a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangParser.java b/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangParser.java
deleted file mode 100644
index 18b8bfd..0000000
--- a/src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangParser.java
+++ /dev/null
@@ -1,565 +0,0 @@
-// Generated from /home/nitrix/Development/hsrm/cb/klang/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.7.1
-import org.antlr.v4.runtime.atn.*;
-import org.antlr.v4.runtime.dfa.DFA;
-import org.antlr.v4.runtime.*;
-import org.antlr.v4.runtime.misc.*;
-import org.antlr.v4.runtime.tree.*;
-import java.util.List;
-import java.util.Iterator;
-import java.util.ArrayList;
-
-@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
-public class KlangParser extends Parser {
-	static { RuntimeMetaData.checkVersion("4.7.1", RuntimeMetaData.VERSION); }
-
-	protected static final DFA[] _decisionToDFA;
-	protected static final PredictionContextCache _sharedContextCache =
-		new PredictionContextCache();
-	public static final int
-		PRINT=1, IF=2, ELSE=3, SCOL=4, OBRK=5, CBRK=6, MULT=7, ADD=8, SUB=9, MOD=10, 
-		INTEGER_LITERAL=11, WS=12;
-	public static final int
-		RULE_parse = 0, RULE_block = 1, RULE_braced_block = 2, RULE_statement = 3, 
-		RULE_print = 4, RULE_if_statement = 5, RULE_expression = 6, RULE_atom = 7;
-	public static final String[] ruleNames = {
-		"parse", "block", "braced_block", "statement", "print", "if_statement", 
-		"expression", "atom"
-	};
-
-	private static final String[] _LITERAL_NAMES = {
-		null, "'print'", "'if'", "'else'", "';'", "'{'", "'}'", "'*'", "'+'", 
-		"'-'", "'%'"
-	};
-	private static final String[] _SYMBOLIC_NAMES = {
-		null, "PRINT", "IF", "ELSE", "SCOL", "OBRK", "CBRK", "MULT", "ADD", "SUB", 
-		"MOD", "INTEGER_LITERAL", "WS"
-	};
-	public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
-
-	/**
-	 * @deprecated Use {@link #VOCABULARY} instead.
-	 */
-	@Deprecated
-	public static final String[] tokenNames;
-	static {
-		tokenNames = new String[_SYMBOLIC_NAMES.length];
-		for (int i = 0; i < tokenNames.length; i++) {
-			tokenNames[i] = VOCABULARY.getLiteralName(i);
-			if (tokenNames[i] == null) {
-				tokenNames[i] = VOCABULARY.getSymbolicName(i);
-			}
-
-			if (tokenNames[i] == null) {
-				tokenNames[i] = "<INVALID>";
-			}
-		}
-	}
-
-	@Override
-	@Deprecated
-	public String[] getTokenNames() {
-		return tokenNames;
-	}
-
-	@Override
-
-	public Vocabulary getVocabulary() {
-		return VOCABULARY;
-	}
-
-	@Override
-	public String getGrammarFileName() { return "Klang.g4"; }
-
-	@Override
-	public String[] getRuleNames() { return ruleNames; }
-
-	@Override
-	public String getSerializedATN() { return _serializedATN; }
-
-	@Override
-	public ATN getATN() { return _ATN; }
-
-	public KlangParser(TokenStream input) {
-		super(input);
-		_interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
-	}
-	public static class ParseContext extends ParserRuleContext {
-		public BlockContext block() {
-			return getRuleContext(BlockContext.class,0);
-		}
-		public ParseContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_parse; }
-	}
-
-	public final ParseContext parse() throws RecognitionException {
-		ParseContext _localctx = new ParseContext(_ctx, getState());
-		enterRule(_localctx, 0, RULE_parse);
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(16);
-			block();
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class BlockContext extends ParserRuleContext {
-		public List<StatementContext> statement() {
-			return getRuleContexts(StatementContext.class);
-		}
-		public StatementContext statement(int i) {
-			return getRuleContext(StatementContext.class,i);
-		}
-		public BlockContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_block; }
-	}
-
-	public final BlockContext block() throws RecognitionException {
-		BlockContext _localctx = new BlockContext(_ctx, getState());
-		enterRule(_localctx, 2, RULE_block);
-		int _la;
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(21);
-			_errHandler.sync(this);
-			_la = _input.LA(1);
-			while (_la==PRINT || _la==IF) {
-				{
-				{
-				setState(18);
-				statement();
-				}
-				}
-				setState(23);
-				_errHandler.sync(this);
-				_la = _input.LA(1);
-			}
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class Braced_blockContext extends ParserRuleContext {
-		public TerminalNode OBRK() { return getToken(KlangParser.OBRK, 0); }
-		public TerminalNode CBRK() { return getToken(KlangParser.CBRK, 0); }
-		public List<StatementContext> statement() {
-			return getRuleContexts(StatementContext.class);
-		}
-		public StatementContext statement(int i) {
-			return getRuleContext(StatementContext.class,i);
-		}
-		public Braced_blockContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_braced_block; }
-	}
-
-	public final Braced_blockContext braced_block() throws RecognitionException {
-		Braced_blockContext _localctx = new Braced_blockContext(_ctx, getState());
-		enterRule(_localctx, 4, RULE_braced_block);
-		int _la;
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(24);
-			match(OBRK);
-			setState(28);
-			_errHandler.sync(this);
-			_la = _input.LA(1);
-			while (_la==PRINT || _la==IF) {
-				{
-				{
-				setState(25);
-				statement();
-				}
-				}
-				setState(30);
-				_errHandler.sync(this);
-				_la = _input.LA(1);
-			}
-			setState(31);
-			match(CBRK);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class StatementContext extends ParserRuleContext {
-		public PrintContext print() {
-			return getRuleContext(PrintContext.class,0);
-		}
-		public If_statementContext if_statement() {
-			return getRuleContext(If_statementContext.class,0);
-		}
-		public StatementContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_statement; }
-	}
-
-	public final StatementContext statement() throws RecognitionException {
-		StatementContext _localctx = new StatementContext(_ctx, getState());
-		enterRule(_localctx, 6, RULE_statement);
-		try {
-			setState(35);
-			_errHandler.sync(this);
-			switch (_input.LA(1)) {
-			case PRINT:
-				enterOuterAlt(_localctx, 1);
-				{
-				setState(33);
-				print();
-				}
-				break;
-			case IF:
-				enterOuterAlt(_localctx, 2);
-				{
-				setState(34);
-				if_statement();
-				}
-				break;
-			default:
-				throw new NoViableAltException(this);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class PrintContext extends ParserRuleContext {
-		public TerminalNode PRINT() { return getToken(KlangParser.PRINT, 0); }
-		public ExpressionContext expression() {
-			return getRuleContext(ExpressionContext.class,0);
-		}
-		public TerminalNode SCOL() { return getToken(KlangParser.SCOL, 0); }
-		public PrintContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_print; }
-	}
-
-	public final PrintContext print() throws RecognitionException {
-		PrintContext _localctx = new PrintContext(_ctx, getState());
-		enterRule(_localctx, 8, RULE_print);
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(37);
-			match(PRINT);
-			setState(38);
-			expression();
-			setState(39);
-			match(SCOL);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class If_statementContext extends ParserRuleContext {
-		public TerminalNode IF() { return getToken(KlangParser.IF, 0); }
-		public ExpressionContext expression() {
-			return getRuleContext(ExpressionContext.class,0);
-		}
-		public List<Braced_blockContext> braced_block() {
-			return getRuleContexts(Braced_blockContext.class);
-		}
-		public Braced_blockContext braced_block(int i) {
-			return getRuleContext(Braced_blockContext.class,i);
-		}
-		public TerminalNode ELSE() { return getToken(KlangParser.ELSE, 0); }
-		public If_statementContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_if_statement; }
-	}
-
-	public final If_statementContext if_statement() throws RecognitionException {
-		If_statementContext _localctx = new If_statementContext(_ctx, getState());
-		enterRule(_localctx, 10, RULE_if_statement);
-		int _la;
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(41);
-			match(IF);
-			setState(42);
-			expression();
-			setState(43);
-			braced_block();
-			setState(46);
-			_errHandler.sync(this);
-			_la = _input.LA(1);
-			if (_la==ELSE) {
-				{
-				setState(44);
-				match(ELSE);
-				setState(45);
-				braced_block();
-				}
-			}
-
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class ExpressionContext extends ParserRuleContext {
-		public ExpressionContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_expression; }
-	 
-		public ExpressionContext() { }
-		public void copyFrom(ExpressionContext ctx) {
-			super.copyFrom(ctx);
-		}
-	}
-	public static class AdditiveExpressionContext extends ExpressionContext {
-		public Token op;
-		public List<AtomContext> atom() {
-			return getRuleContexts(AtomContext.class);
-		}
-		public AtomContext atom(int i) {
-			return getRuleContext(AtomContext.class,i);
-		}
-		public TerminalNode ADD() { return getToken(KlangParser.ADD, 0); }
-		public TerminalNode SUB() { return getToken(KlangParser.SUB, 0); }
-		public AdditiveExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
-	}
-	public static class ModuloExpressionContext extends ExpressionContext {
-		public List<AtomContext> atom() {
-			return getRuleContexts(AtomContext.class);
-		}
-		public AtomContext atom(int i) {
-			return getRuleContext(AtomContext.class,i);
-		}
-		public TerminalNode MOD() { return getToken(KlangParser.MOD, 0); }
-		public ModuloExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
-	}
-	public static class UnaryNegateExpressionContext extends ExpressionContext {
-		public TerminalNode SUB() { return getToken(KlangParser.SUB, 0); }
-		public AtomContext atom() {
-			return getRuleContext(AtomContext.class,0);
-		}
-		public UnaryNegateExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
-	}
-	public static class AtomExpressionContext extends ExpressionContext {
-		public AtomContext atom() {
-			return getRuleContext(AtomContext.class,0);
-		}
-		public AtomExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
-	}
-	public static class MultiplicationExpressionContext extends ExpressionContext {
-		public List<AtomContext> atom() {
-			return getRuleContexts(AtomContext.class);
-		}
-		public AtomContext atom(int i) {
-			return getRuleContext(AtomContext.class,i);
-		}
-		public TerminalNode MULT() { return getToken(KlangParser.MULT, 0); }
-		public MultiplicationExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
-	}
-
-	public final ExpressionContext expression() throws RecognitionException {
-		ExpressionContext _localctx = new ExpressionContext(_ctx, getState());
-		enterRule(_localctx, 12, RULE_expression);
-		int _la;
-		try {
-			setState(63);
-			_errHandler.sync(this);
-			switch ( getInterpreter().adaptivePredict(_input,4,_ctx) ) {
-			case 1:
-				_localctx = new MultiplicationExpressionContext(_localctx);
-				enterOuterAlt(_localctx, 1);
-				{
-				setState(48);
-				atom();
-				setState(49);
-				match(MULT);
-				setState(50);
-				atom();
-				}
-				break;
-			case 2:
-				_localctx = new AdditiveExpressionContext(_localctx);
-				enterOuterAlt(_localctx, 2);
-				{
-				setState(52);
-				atom();
-				setState(53);
-				((AdditiveExpressionContext)_localctx).op = _input.LT(1);
-				_la = _input.LA(1);
-				if ( !(_la==ADD || _la==SUB) ) {
-					((AdditiveExpressionContext)_localctx).op = (Token)_errHandler.recoverInline(this);
-				}
-				else {
-					if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
-					_errHandler.reportMatch(this);
-					consume();
-				}
-				setState(54);
-				atom();
-				}
-				break;
-			case 3:
-				_localctx = new ModuloExpressionContext(_localctx);
-				enterOuterAlt(_localctx, 3);
-				{
-				setState(56);
-				atom();
-				setState(57);
-				match(MOD);
-				setState(58);
-				atom();
-				}
-				break;
-			case 4:
-				_localctx = new UnaryNegateExpressionContext(_localctx);
-				enterOuterAlt(_localctx, 4);
-				{
-				setState(60);
-				match(SUB);
-				setState(61);
-				atom();
-				}
-				break;
-			case 5:
-				_localctx = new AtomExpressionContext(_localctx);
-				enterOuterAlt(_localctx, 5);
-				{
-				setState(62);
-				atom();
-				}
-				break;
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class AtomContext extends ParserRuleContext {
-		public AtomContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_atom; }
-	 
-		public AtomContext() { }
-		public void copyFrom(AtomContext ctx) {
-			super.copyFrom(ctx);
-		}
-	}
-	public static class IntAtomContext extends AtomContext {
-		public TerminalNode INTEGER_LITERAL() { return getToken(KlangParser.INTEGER_LITERAL, 0); }
-		public IntAtomContext(AtomContext ctx) { copyFrom(ctx); }
-	}
-
-	public final AtomContext atom() throws RecognitionException {
-		AtomContext _localctx = new AtomContext(_ctx, getState());
-		enterRule(_localctx, 14, RULE_atom);
-		try {
-			_localctx = new IntAtomContext(_localctx);
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(65);
-			match(INTEGER_LITERAL);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static final String _serializedATN =
-		"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\3\16F\4\2\t\2\4\3\t"+
-		"\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\3\2\3\2\3\3\7\3\26"+
-		"\n\3\f\3\16\3\31\13\3\3\4\3\4\7\4\35\n\4\f\4\16\4 \13\4\3\4\3\4\3\5\3"+
-		"\5\5\5&\n\5\3\6\3\6\3\6\3\6\3\7\3\7\3\7\3\7\3\7\5\7\61\n\7\3\b\3\b\3\b"+
-		"\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\5\bB\n\b\3\t\3\t\3\t"+
-		"\2\2\n\2\4\6\b\n\f\16\20\2\3\3\2\n\13\2E\2\22\3\2\2\2\4\27\3\2\2\2\6\32"+
-		"\3\2\2\2\b%\3\2\2\2\n\'\3\2\2\2\f+\3\2\2\2\16A\3\2\2\2\20C\3\2\2\2\22"+
-		"\23\5\4\3\2\23\3\3\2\2\2\24\26\5\b\5\2\25\24\3\2\2\2\26\31\3\2\2\2\27"+
-		"\25\3\2\2\2\27\30\3\2\2\2\30\5\3\2\2\2\31\27\3\2\2\2\32\36\7\7\2\2\33"+
-		"\35\5\b\5\2\34\33\3\2\2\2\35 \3\2\2\2\36\34\3\2\2\2\36\37\3\2\2\2\37!"+
-		"\3\2\2\2 \36\3\2\2\2!\"\7\b\2\2\"\7\3\2\2\2#&\5\n\6\2$&\5\f\7\2%#\3\2"+
-		"\2\2%$\3\2\2\2&\t\3\2\2\2\'(\7\3\2\2()\5\16\b\2)*\7\6\2\2*\13\3\2\2\2"+
-		"+,\7\4\2\2,-\5\16\b\2-\60\5\6\4\2./\7\5\2\2/\61\5\6\4\2\60.\3\2\2\2\60"+
-		"\61\3\2\2\2\61\r\3\2\2\2\62\63\5\20\t\2\63\64\7\t\2\2\64\65\5\20\t\2\65"+
-		"B\3\2\2\2\66\67\5\20\t\2\678\t\2\2\289\5\20\t\29B\3\2\2\2:;\5\20\t\2;"+
-		"<\7\f\2\2<=\5\20\t\2=B\3\2\2\2>?\7\13\2\2?B\5\20\t\2@B\5\20\t\2A\62\3"+
-		"\2\2\2A\66\3\2\2\2A:\3\2\2\2A>\3\2\2\2A@\3\2\2\2B\17\3\2\2\2CD\7\r\2\2"+
-		"D\21\3\2\2\2\7\27\36%\60A";
-	public static final ATN _ATN =
-		new ATNDeserializer().deserialize(_serializedATN.toCharArray());
-	static {
-		_decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
-		for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
-			_decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i);
-		}
-	}
-}
\ No newline at end of file