#tests: test_name, ' ', status(PASSED | FAILED | ERROR), ' ', [exception, { trace_mut_index | '(', { alternative_trace_mut_index, ',' }, ')' }]
jdepend.framework.ClassFileParserTest:testExampleClassFileFromTimDrury()V ERROR java.lang.NullPointerException 41 97 (18,24) 
jdepend.framework.ClassFileParserTest:testAbstractClass()V ERROR java.lang.NullPointerException 41 97 (18,24) (18,24) 
jdepend.framework.ClassFileParserTest:testConcreteClass()V ERROR java.lang.NullPointerException 41 97 (18,24) (18,24) 
jdepend.framework.ClassFileParserTest:testInterfaceClass()V ERROR java.lang.NullPointerException 41 97 (18,24) (18,24) 
jdepend.framework.ClassFileParserTest:testInvalidClassFile()V PASSED
jdepend.framework.ClassFileParserTest:testInnerClass()V ERROR java.lang.NullPointerException 41 97 (18,24) (18,24) 
jdepend.framework.ClassFileParserTest:testPackageClass()V ERROR java.lang.NullPointerException 41 97 (18,24) (18,24) 
jdepend.framework.ClassFileParserTest:testExampleClassFile2()V ERROR java.lang.NullPointerException 41 97 (18,24) 
jdepend.framework.ComponentTest:testJDependComponents()V ERROR java.lang.NullPointerException 20 62 99 57 
jdepend.framework.JarFileParserTest:testJarFile()V ERROR java.lang.NullPointerException 41 97 (18,24) (4,49) (4,49) 
jdepend.framework.JarFileParserTest:testZipFile()V ERROR java.lang.NullPointerException 41 97 (18,24) (4,49) (4,49) 
jdepend.framework.JarFileParserTest:testJarFileWithoutInnerClasses()V ERROR java.lang.NullPointerException 41 97 (18,24) (4,49) (4,49) 
jdepend.framework.JarFileParserTest:testZipFileWithoutInnerClasses()V ERROR java.lang.NullPointerException 41 97 (18,24) (4,49) (4,49) 
jdepend.framework.JarFileParserTest:testInvalidJarFile()V PASSED
jdepend.framework.JarFileParserTest:testInvalidZipFile()V PASSED
jdepend.framework.JarFileParserTest:testCountClasses()V ERROR java.lang.NullPointerException 20 62 99 7 27 
jdepend.framework.ConstraintTest:testJDependConstraints()V ERROR java.lang.NullPointerException 20 62 99 57 
jdepend.framework.ConstraintTest:testMatchFail()V PASSED
jdepend.framework.ConstraintTest:testMatchPass()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CycleTest:testNoCycles()V PASSED
jdepend.framework.CycleTest:test2Node1BranchCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CycleTest:test3Node1BranchCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CycleTest:test3Node1BranchSubCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CycleTest:test3Node2BranchCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CycleTest:test5Node2BranchCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CollectAllCyclesTest:testNoCycles()V PASSED
jdepend.framework.CollectAllCyclesTest:test2Node1BranchCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CollectAllCyclesTest:test3Node1BranchCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CollectAllCyclesTest:test3Node1BranchSubCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CollectAllCyclesTest:test3Node2BranchCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.CollectAllCyclesTest:test5Node2BranchCycle()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.FileManagerTest:testInvalidClassFile()V PASSED
jdepend.framework.FileManagerTest:testJar()V PASSED
jdepend.framework.FileManagerTest:testZip()V PASSED
jdepend.framework.FileManagerTest:testWar()V PASSED
jdepend.framework.FileManagerTest:testEmptyFileManager()V PASSED
jdepend.framework.FileManagerTest:testBuildDirectory()V ERROR java.lang.NullPointerException 20 62 
jdepend.framework.FileManagerTest:testNonExistentDirectory()V PASSED
jdepend.framework.FileManagerTest:testInvalidDirectory()V PASSED
jdepend.framework.FileManagerTest:testClassFile()V PASSED
jdepend.framework.FileManagerTest:testNonExistentClassFile()V PASSED
jdepend.framework.FilterTest:testFile()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.FilterTest:testDefault()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.FilterTest:testCollection()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.FilterTest:testCollectionSubset()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.MetricTest:testAnalyzeClassFiles()V ERROR java.lang.NullPointerException 20 62 99 7 27 59 
jdepend.framework.MetricTest:testConfiguredVolatility()V ERROR java.lang.NullPointerException 20 62 99 57 
jdepend.framework.PropertyConfiguratorTest:testDefaultFilters()V PASSED
jdepend.framework.PropertyConfiguratorTest:testFiltersFromFile()V PASSED
jdepend.framework.PropertyConfiguratorTest:testDefaultPackages()V FAILED junit.framework.AssertionFailedError 
jdepend.framework.ExampleTest:testOnePackageDistance()V ERROR java.lang.NullPointerException 20 62 99 57 
jdepend.framework.ExampleTest:testOnePackageHasNoCycles()V ERROR java.lang.NullPointerException 20 62 99 57 
jdepend.framework.ExampleTest:testAllPackagesDistance()V ERROR java.lang.NullPointerException 20 62 99 57 
jdepend.framework.ExampleTest:testAllPackagesHaveNoCycles()V ERROR java.lang.NullPointerException 20 62 99 57 
jdepend.framework.ExampleTest:testDependencyConstraint()V ERROR java.lang.NullPointerException 20 62 99 57 

#uuts: uut_name, [ '|', mutator_class, '|', change_position_in_file_buffer, '|', change ]
jdepend.framework.JDependTestCase:getTestDir()Ljava.lang.String;
jdepend.framework.ClassFileParser:ClassFileParser(Ljdepend.framework.PackageFilter;)V
jdepend.framework.AbstractParser:AbstractParser()V
jdepend.framework.ClassFileParser:reset()V
jdepend.framework.JavaClassBuilder:buildClasses(Ljava.io.File;)Ljava.util.Collection;
jdepend.framework.JavaPackage:JavaPackage(Ljava.lang.String;I)V
jdepend.framework.JDependTestCase:getBuildDir()Ljava.lang.String;
jdepend.framework.JavaClassBuilder:countClasses()I
jdepend.framework.JavaClassBuilder:JavaClassBuilder(Ljdepend.framework.AbstractParser;Ljdepend.framework.FileManager;)V
jdepend.framework.PackageFilter:PackageFilter(Ljava.util.Collection;)V
jdepend.framework.JavaPackage:containsCycle()Z
jdepend.framework.JavaClass:isAbstract(Z)V
jdepend.framework.ClassFileParser:parseMajorVersion()I
jdepend.framework.ClassFileParser.Constant:Constant(Ljdepend.framework.ClassFileParser;BI)V
jdepend.framework.JavaPackage:collectAllCycles(Ljava.util.List;)Z
jdepend.framework.FileManager:isJar(Ljava.io.File;)Z
jdepend.framework.PropertyConfigurator:getDefaultPropertyFile()Ljava.io.File;
jdepend.framework.FileManager:isZip(Ljava.io.File;)Z
jdepend.framework.ClassFileParser:parse(Ljava.io.InputStream;)Ljdepend.framework.JavaClass;
jdepend.framework.DependencyConstraint:match(Ljava.util.Collection;)Z
jdepend.framework.FileManager:collectFiles(Ljava.io.File;Ljava.util.Collection;)V | ASSIGN | 2415 | = null
jdepend.framework.FileManager:existsWithExtension(Ljava.io.File;Ljava.lang.String;)Z
jdepend.framework.JavaClassBuilder:JavaClassBuilder(Ljdepend.framework.FileManager;)V
jdepend.framework.AbstractParser:AbstractParser(Ljdepend.framework.PackageFilter;)V
jdepend.framework.ClassFileParser:parse(Ljava.io.File;)Ljdepend.framework.JavaClass;
jdepend.framework.ClassFileParser:parseNextConstant()Ljdepend.framework.ClassFileParser.Constant;
jdepend.framework.ClassFileParser:parseAccessFlags()V
jdepend.framework.JDepend:countClasses()I
jdepend.framework.ClassFileParser:parseClassName()Ljava.lang.String;
jdepend.framework.JavaPackage:JavaPackage(Ljava.lang.String;)V | CONSTANT | 440 | 1 -> 0
jdepend.framework.ClassFileParser:parseConstantPool()[Ljdepend.framework.ClassFileParser.Constant;
jdepend.framework.JDepend:JDepend(Ljdepend.framework.PackageFilter;)V
jdepend.framework.ClassFileParser.Constant:getNameIndex()I
jdepend.framework.JavaClass:setPackageName(Ljava.lang.String;)V
jdepend.framework.DependencyConstraint:addPackage(Ljdepend.framework.JavaPackage;)V
jdepend.framework.JDependTestCase:getHomeDir()Ljava.lang.String;
jdepend.framework.PropertyConfigurator:PropertyConfigurator(Ljava.io.File;)V
jdepend.framework.FileManager:acceptClassFile(Ljava.io.File;)Z
jdepend.framework.JavaPackage:addEfferent(Ljdepend.framework.JavaPackage;)V | STATEMENT | 4908 | stmt -> ;
jdepend.framework.PackageFilter:PackageFilter(Ljava.io.File;)V
jdepend.framework.JDependTestCase:getTestDataDir()Ljava.lang.String;
jdepend.framework.ClassFileParser:getPackageName(Ljava.lang.String;)Ljava.lang.String;
jdepend.framework.ClassFileParser.Constant:getTag()B
jdepend.framework.ClassFileParser:ClassFileParser()V
jdepend.framework.FileManager:acceptJarFile(Ljava.io.File;)Z
jdepend.framework.JDepend:addPackage(Ljdepend.framework.JavaPackage;)V
jdepend.framework.PropertyConfigurator:getFilteredPackages()Ljava.util.Collection;
jdepend.framework.JavaClass:JavaClass(Ljava.lang.String;)V
jdepend.framework.JDepend:getPackages()Ljava.util.Collection;
jdepend.framework.JavaClassBuilder:buildClasses(Ljava.util.jar.JarFile;)Ljava.util.Collection;
jdepend.framework.JDependTestCase:getPackageSubDir()Ljava.lang.String;
jdepend.framework.JavaPackage:dependsUpon(Ljdepend.framework.JavaPackage;)V
jdepend.framework.FileManager:isWar(Ljava.io.File;)Z
jdepend.framework.PropertyConfigurator:getAnalyzeInnerClasses()Z
jdepend.framework.FileManager:acceptInnerClasses(Z)V
jdepend.framework.PropertyConfigurator:PropertyConfigurator()V
jdepend.framework.PropertyConfigurator:getConfiguredPackages()Ljava.util.Collection;
jdepend.framework.JDepend:analyze()Ljava.util.Collection;
jdepend.framework.CollectAllCyclesTest:assertListEquals(Ljava.util.List;[Ljava.lang.String;)V
jdepend.framework.MetricTest:assertAnalyzePackages()V | CONSTANT | 1061 | 52 -> 1
jdepend.framework.JDepend:setFilter(Ljdepend.framework.PackageFilter;)V
jdepend.framework.JDepend:JDepend()V
jdepend.framework.FileManager:extractFiles()Ljava.util.Collection;
jdepend.framework.DependencyConstraint:equalsDependencies(Ljdepend.framework.JavaPackage;Ljdepend.framework.JavaPackage;)Z
jdepend.framework.ClassFileParser:slashesToDots(Ljava.lang.String;)Ljava.lang.String;
jdepend.framework.DependencyConstraint:matchPackage(Ljdepend.framework.JavaPackage;)Z
jdepend.framework.JDepend:analyzeInnerClasses(Z)V
jdepend.framework.PackageFilter:getFilters()Ljava.util.Collection;
jdepend.framework.JDepend:addPackages(Ljava.util.Collection;)V
jdepend.framework.ClassFileParser.Constant:getValue()Ljava.lang.Object;
jdepend.framework.CycleTest:assertListEquals(Ljava.util.List;[Ljava.lang.String;)V
jdepend.framework.JavaClassBuilder:JavaClassBuilder()V
jdepend.framework.FileManager:addDirectory(Ljava.lang.String;)V
jdepend.framework.ClassFileParser:parseMagic()I
jdepend.framework.JDepend:dependencyMatch(Ljdepend.framework.DependencyConstraint;)Z
jdepend.framework.JavaPackage:getAfferents()Ljava.util.Collection;
jdepend.framework.ClassFileParser:toUTF8(I)Ljava.lang.String;
jdepend.framework.JDepend:getPackage(Ljava.lang.String;)Ljdepend.framework.JavaPackage; | RETURN | 6004 | return null
jdepend.framework.JDepend:setComponents(Ljava.lang.String;)V
jdepend.framework.AbstractParser:debug(Ljava.lang.String;)V
jdepend.framework.FileManager:acceptClassFileName(Ljava.lang.String;)Z
jdepend.framework.JavaPackage:addAfferent(Ljdepend.framework.JavaPackage;)V
jdepend.framework.ClassFileParser:parseMinorVersion()I
jdepend.framework.JavaPackage:equals(Ljava.lang.Object;)Z
jdepend.framework.JavaPackage:getName()Ljava.lang.String;
jdepend.framework.DependencyConstraint:addPackage(Ljava.lang.String;)Ljdepend.framework.JavaPackage;
jdepend.framework.ClassFileParser.Constant:Constant(Ljdepend.framework.ClassFileParser;BLjava.lang.Object;)V
jdepend.framework.ClassFileParser:getClassConstantName(I)Ljava.lang.String;
jdepend.framework.JavaClass:setName(Ljava.lang.String;)V
jdepend.framework.FileManager:FileManager()V
jdepend.framework.JDepend:addDirectory(Ljava.lang.String;)V
jdepend.framework.JavaPackage:getEfferents()Ljava.util.Collection;
jdepend.framework.JavaPackage:setVolatility(I)V
jdepend.framework.DependencyConstraint:equalsAfferents(Ljdepend.framework.JavaPackage;Ljdepend.framework.JavaPackage;)Z | CONDITION | 3595 | if (x) -> if (!x)
jdepend.framework.PackageFilter:PackageFilter()V
jdepend.framework.ClassFileParser:getConstantPoolEntry(I)Ljdepend.framework.ClassFileParser.Constant;
jdepend.framework.DependencyConstraint:DependencyConstraint()V
jdepend.framework.ClassFileParser:parseSuperClassName()Ljava.lang.String; | STATEMENT | 5681 | stmt -> ;
jdepend.framework.AbstractParser:setFilter(Ljdepend.framework.PackageFilter;)V
jdepend.framework.JavaClassBuilder:build()Ljava.util.Collection;
jdepend.framework.PackageFilter:addPackage(Ljava.lang.String;)V | OPERATOR | 2778 | > -> ==
jdepend.framework.PropertyConfigurator:loadProperties(Ljava.io.File;)Ljava.util.Properties;
jdepend.framework.ClassFileParser.Constant:Constant(Ljdepend.framework.ClassFileParser;BII)V
jdepend.framework.PackageFilter:addPackages(Ljava.util.Collection;)V
jdepend.framework.JavaPackage:collectCycle(Ljava.util.List;)Z
jdepend.framework.PropertyConfigurator:PropertyConfigurator(Ljava.util.Properties;)V
jdepend.framework.PropertyConfiguratorTest:assertFiltersExist(Ljava.util.Collection;)V

#matrix (1 line per test, in order of tests): { mut_index, ' ', mut_call_count, ' ' }
18 1 47 1 73 1 30 1 32 1 33 1 95 2 3 1 97 1 76 1 25 1 86 1 87 1 79 2 102 3 88 1 64 2 11 1 26 1 12 1 41 2 28 1 42 2 13 1 69 1 82 1 
30 1 32 1 33 1 3 1 6 1 86 1 87 1 88 1 64 2 12 1 11 1 41 2 42 2 13 1 69 1 18 1 73 1 47 1 95 2 50 1 24 1 97 1 76 1 25 1 79 3 102 3 26 1 28 1 82 1 
30 1 32 1 33 1 3 1 6 1 86 1 87 1 88 1 64 2 12 1 11 1 41 2 42 2 13 1 69 1 18 1 73 1 47 1 95 2 50 1 24 1 97 1 76 1 25 1 79 3 102 3 26 1 28 1 82 1 
30 1 32 1 33 1 3 1 6 1 86 1 87 1 88 1 64 2 12 1 11 1 41 2 42 2 13 1 69 1 18 1 73 1 47 1 95 2 50 1 24 1 97 1 76 1 25 1 79 3 102 2 26 1 28 1 82 1 
0 1 18 1 73 1 47 1 79 1 3 1 50 1 24 1 
30 1 32 1 33 1 3 1 6 1 86 1 87 1 88 1 64 2 12 1 11 1 41 2 42 2 13 1 69 1 18 1 73 1 47 1 95 2 50 1 24 1 97 1 76 1 25 1 79 3 102 3 26 1 28 1 82 1 
30 1 32 1 33 1 3 1 6 1 86 1 87 1 88 1 64 2 12 1 11 1 41 2 42 2 13 1 69 1 18 1 73 1 47 1 95 2 50 1 24 1 97 1 76 1 25 1 79 3 102 3 26 1 28 1 82 1 
18 1 47 1 73 1 30 1 32 1 33 1 95 2 3 1 97 1 76 1 25 1 86 1 87 1 79 2 102 3 88 1 64 2 11 1 26 1 12 1 41 2 28 1 42 2 13 1 69 1 82 1 
99 1 72 1 78 1 62 1 90 1 20 1 57 1 6 1 
1 1 30 1 32 1 33 1 3 2 4 1 36 1 8 1 86 1 37 1 87 1 9 1 88 1 89 1 64 2 11 1 12 1 41 2 42 2 13 1 43 1 44 1 69 1 15 1 16 1 71 1 18 1 73 1 47 1 46 1 94 1 95 2 49 1 21 1 23 1 97 1 76 1 98 1 25 1 101 1 79 2 102 3 103 2 26 1 80 2 105 1 55 1 28 1 82 1 
1 1 30 1 32 1 33 1 3 2 4 1 36 1 8 1 86 1 37 1 87 1 9 1 88 1 89 1 64 2 11 1 12 1 41 2 42 2 13 1 43 1 44 1 69 1 15 1 16 1 71 1 17 1 18 1 73 1 47 1 46 1 94 1 95 2 49 1 21 2 23 1 97 1 76 1 98 1 25 1 101 1 79 2 102 3 103 2 26 1 80 2 105 1 55 1 28 1 82 1 
1 1 30 1 32 1 33 1 3 2 4 1 36 1 8 1 86 1 37 1 87 1 9 1 88 1 89 1 64 2 11 1 12 1 41 2 42 2 13 1 43 1 44 1 69 1 15 1 16 1 18 1 73 1 47 1 46 1 94 1 95 2 49 1 21 1 22 1 23 1 97 1 76 1 98 1 25 1 101 1 79 2 102 3 103 2 26 1 80 2 105 1 55 1 54 1 28 1 82 1 
1 1 3 2 4 1 8 1 9 1 12 1 11 1 64 2 13 1 69 1 15 1 16 1 17 1 18 1 73 1 21 2 23 1 22 1 76 1 25 1 79 2 80 2 26 1 28 1 82 1 30 1 32 1 33 1 36 1 37 1 86 1 87 1 89 1 88 1 41 2 42 2 44 1 43 1 46 1 47 1 94 1 95 2 49 1 97 1 98 1 101 1 102 3 103 2 105 1 54 1 55 1 
1 1 3 1 4 1 36 1 8 1 37 1 9 1 89 1 40 1 43 1 44 1 15 1 16 1 71 1 17 1 46 1 94 1 21 3 23 1 98 1 101 1 52 1 103 2 105 1 55 1 
1 1 3 1 4 1 36 1 8 1 37 1 9 1 89 1 40 1 43 1 44 1 15 1 16 1 71 1 17 1 46 1 94 1 21 3 23 1 98 1 101 1 52 1 103 2 105 1 55 1 
60 1 1 1 2 1 31 1 3 1 61 1 36 3 7 1 8 2 62 1 9 2 89 1 90 1 40 1 66 2 68 1 72 1 16 3 46 2 94 2 20 1 23 2 98 2 99 1 101 3 103 4 53 1 105 3 27 1 55 3 54 2 56 1 
99 1 72 1 62 1 90 1 20 1 57 1 6 1 
29 2 74 1 84 8 83 3 85 1 19 1 48 1 96 1 75 1 5 2 34 1 51 1 63 1 38 1 65 1 92 2 81 1 93 1 45 1 
29 2 83 3 84 8 85 1 34 1 5 2 63 1 38 1 92 2 65 1 93 1 45 1 74 1 48 1 19 1 96 1 75 1 51 1 81 1 
29 1 84 4 83 2 5 1 51 1 38 1 10 1 104 2 91 2 92 1 81 1 70 1 
29 1 84 3 83 1 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
29 1 84 3 83 1 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
29 1 84 4 83 2 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
29 1 84 4 83 2 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
29 1 84 4 83 2 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
29 1 84 4 83 2 5 1 51 1 38 1 10 1 104 1 91 2 92 1 58 1 14 1 81 1 
29 1 84 3 83 1 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
29 1 84 3 83 1 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
29 1 84 4 83 2 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
29 1 84 4 83 2 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
29 1 84 4 83 2 5 1 51 1 38 1 10 1 104 1 91 1 92 1 81 1 
37 1 89 1 80 1 35 1 
72 1 40 1 21 1 44 1 15 1 
72 1 17 1 40 1 21 2 44 1 15 1 
72 1 17 1 52 1 40 1 21 3 44 1 15 1 
62 1 
72 1 62 1 20 1 6 1 
72 1 17 1 52 1 21 3 44 1 6 1 15 1 
72 1 17 1 0 1 52 1 21 3 44 1 50 1 15 1 
37 1 89 1 80 1 50 1 6 1 
37 1 89 1 6 1 
46 1 36 1 100 1 101 1 9 1 39 1 103 2 40 1 105 1 67 1 
16 1 46 1 94 1 36 1 100 1 101 1 9 1 103 2 105 1 55 1 67 1 
100 1 9 1 103 1 67 1 
100 1 9 1 103 1 67 1 
16 1 72 1 46 1 2 1 94 1 20 1 23 1 6 1 98 1 36 1 99 1 8 1 7 1 101 1 62 1 9 1 103 2 90 1 105 1 27 1 55 1 59 1 
99 1 72 1 29 1 62 1 84 1 90 1 20 1 92 2 57 1 5 1 6 1 45 1 
16 1 46 1 36 1 101 1 53 1 105 1 55 1 106 1 
46 1 36 1 101 1 53 1 40 1 105 1 106 1 
60 1 1 1 83 1 84 2 31 1 3 1 61 1 5 1 36 2 8 1 9 1 89 1 92 1 66 1 68 1 45 1 16 2 46 1 94 1 23 1 98 1 100 1 77 1 101 2 103 2 53 1 105 2 54 1 55 2 56 1 
99 1 62 1 20 1 57 1 
99 1 62 1 20 1 57 1 
99 1 62 1 20 1 57 1 
99 1 62 1 20 1 57 1 
29 1 84 5 83 2 85 1 20 1 96 1 5 1 34 1 99 1 62 1 51 1 38 1 92 1 57 1 81 1 
