; LLVM IR from xirc/cp-algorithm :: spoj/tulipnum (main)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%class.BIT = type <{ %"class.std::vector", i32, [4 x i8] }>
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %class.BIT, align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  %22 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %23

23:                                               ; preds = %158, %0
  %24 = load i32, ptr %5, align 4, !tbaa !5
  %25 = load i32, ptr %2, align 4, !tbaa !5
  %26 = icmp slt i32 %24, %25
  br i1 %26, label %28, label %27

27:                                               ; preds = %23
  store i32 2, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  br label %165

28:                                               ; preds = %23
  %29 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %3, ptr noundef %4)
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #7
  %30 = load i32, ptr %3, align 4, !tbaa !5
  %31 = sext i32 %30 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %31, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %32 unwind label %38

32:                                               ; preds = %28
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #7
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %33

33:                                               ; preds = %48, %32
  %34 = load i32, ptr %11, align 4, !tbaa !5
  %35 = load i32, ptr %3, align 4, !tbaa !5
  %36 = icmp slt i32 %34, %35
  br i1 %36, label %42, label %37

37:                                               ; preds = %33
  store i32 5, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  br label %55

38:                                               ; preds = %28
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %9, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #7
  br label %164

42:                                               ; preds = %33
  %43 = load i32, ptr %11, align 4, !tbaa !5
  %44 = sext i32 %43 to i64
  %45 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %44) #7
  %46 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %45)
          to label %47 unwind label %51

47:                                               ; preds = %42
  br label %48

48:                                               ; preds = %47
  %49 = load i32, ptr %11, align 4, !tbaa !5
  %50 = add nsw i32 %49, 1
  store i32 %50, ptr %11, align 4, !tbaa !5
  br label %33, !llvm.loop !9

51:                                               ; preds = %42
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %9, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  br label %163

55:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #7
  %56 = load i32, ptr %3, align 4, !tbaa !5
  invoke void @_ZN3BITC2Ei(ptr noundef nonnull align 8 dereferenceable(28) %12, i32 noundef %56)
          to label %57 unwind label %64

57:                                               ; preds = %55
  invoke void @_ZN3BIT3addEii(ptr noundef nonnull align 8 dereferenceable(28) %12, i32 noundef 0, i32 noundef 1)
          to label %58 unwind label %68

58:                                               ; preds = %57
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #7
  store i32 1, ptr %13, align 4, !tbaa !5
  br label %59

59:                                               ; preds = %91, %58
  %60 = load i32, ptr %13, align 4, !tbaa !5
  %61 = load i32, ptr %3, align 4, !tbaa !5
  %62 = icmp slt i32 %60, %61
  br i1 %62, label %72, label %63

63:                                               ; preds = %59
  store i32 8, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  br label %94

64:                                               ; preds = %55
  %65 = landingpad { ptr, i32 }
          cleanup
  %66 = extractvalue { ptr, i32 } %65, 0
  store ptr %66, ptr %9, align 8
  %67 = extractvalue { ptr, i32 } %65, 1
  store i32 %67, ptr %10, align 4
  br label %162

68:                                               ; preds = %94, %57
  %69 = landingpad { ptr, i32 }
          cleanup
  %70 = extractvalue { ptr, i32 } %69, 0
  store ptr %70, ptr %9, align 8
  %71 = extractvalue { ptr, i32 } %69, 1
  store i32 %71, ptr %10, align 4
  br label %161

72:                                               ; preds = %59
  %73 = load i32, ptr %13, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %74) #7
  %76 = load i32, ptr %75, align 4, !tbaa !5
  %77 = load i32, ptr %13, align 4, !tbaa !5
  %78 = sub nsw i32 %77, 1
  %79 = sext i32 %78 to i64
  %80 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %79) #7
  %81 = load i32, ptr %80, align 4, !tbaa !5
  %82 = icmp sgt i32 %76, %81
  br i1 %82, label %83, label %90

83:                                               ; preds = %72
  %84 = load i32, ptr %13, align 4, !tbaa !5
  invoke void @_ZN3BIT3addEii(ptr noundef nonnull align 8 dereferenceable(28) %12, i32 noundef %84, i32 noundef 1)
          to label %85 unwind label %86

85:                                               ; preds = %83
  br label %90

86:                                               ; preds = %83
  %87 = landingpad { ptr, i32 }
          cleanup
  %88 = extractvalue { ptr, i32 } %87, 0
  store ptr %88, ptr %9, align 8
  %89 = extractvalue { ptr, i32 } %87, 1
  store i32 %89, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  br label %161

90:                                               ; preds = %85, %72
  br label %91

91:                                               ; preds = %90
  %92 = load i32, ptr %13, align 4, !tbaa !5
  %93 = add nsw i32 %92, 1
  store i32 %93, ptr %13, align 4, !tbaa !5
  br label %59, !llvm.loop !11

94:                                               ; preds = %63
  %95 = load i32, ptr %5, align 4, !tbaa !5
  %96 = add nsw i32 %95, 1
  %97 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef %96)
          to label %98 unwind label %68

98:                                               ; preds = %94
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #7
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %99

99:                                               ; preds = %145, %98
  %100 = load i32, ptr %14, align 4, !tbaa !5
  %101 = load i32, ptr %4, align 4, !tbaa !5
  %102 = icmp slt i32 %100, %101
  br i1 %102, label %104, label %103

103:                                              ; preds = %99
  store i32 11, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  br label %157

104:                                              ; preds = %99
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #7
  %105 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %15, ptr noundef %16)
          to label %106 unwind label %148

106:                                              ; preds = %104
  %107 = load i32, ptr %15, align 4, !tbaa !5
  %108 = add nsw i32 %107, -1
  store i32 %108, ptr %15, align 4, !tbaa !5
  %109 = load i32, ptr %16, align 4, !tbaa !5
  %110 = add nsw i32 %109, -1
  store i32 %110, ptr %16, align 4, !tbaa !5
  %111 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  %112 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %111, ptr %112, align 8
  %113 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  %114 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %113, ptr %114, align 8
  %115 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  %116 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %115, ptr %116, align 8
  %117 = load i32, ptr %15, align 4, !tbaa !5
  %118 = sext i32 %117 to i64
  %119 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %118) #7
  %120 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  %121 = load ptr, ptr %120, align 8
  %122 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  %123 = load ptr, ptr %122, align 8
  %124 = invoke ptr @_ZSt11lower_boundIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEiET_S7_S7_RKT0_(ptr %121, ptr %123, ptr noundef nonnull align 4 dereferenceable(4) %119)
          to label %125 unwind label %148

125:                                              ; preds = %106
  %126 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %124, ptr %126, align 8
  %127 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  %128 = load ptr, ptr %127, align 8
  %129 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  %130 = load ptr, ptr %129, align 8
  %131 = invoke noundef i64 @_ZSt8distanceIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEENSt15iterator_traitsIT_E15difference_typeES8_S8_(ptr %128, ptr %130)
          to label %132 unwind label %148

132:                                              ; preds = %125
  %133 = trunc i64 %131 to i32
  store i32 %133, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #7
  %134 = load i32, ptr %16, align 4, !tbaa !5
  %135 = add nsw i32 %134, 1
  %136 = invoke noundef i32 @_ZN3BIT3sumEi(ptr noundef nonnull align 8 dereferenceable(28) %12, i32 noundef %135)
          to label %137 unwind label %152

137:                                              ; preds = %132
  %138 = load i32, ptr %15, align 4, !tbaa !5
  %139 = invoke noundef i32 @_ZN3BIT3sumEi(ptr noundef nonnull align 8 dereferenceable(28) %12, i32 noundef %138)
          to label %140 unwind label %152

140:                                              ; preds = %137
  %141 = sub nsw i32 %136, %139
  store i32 %141, ptr %21, align 4, !tbaa !5
  %142 = load i32, ptr %21, align 4, !tbaa !5
  %143 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.3, i32 noundef %142)
          to label %144 unwind label %152

144:                                              ; preds = %140
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #7
  br label %145

145:                                              ; preds = %144
  %146 = load i32, ptr %14, align 4, !tbaa !5
  %147 = add nsw i32 %146, 1
  store i32 %147, ptr %14, align 4, !tbaa !5
  br label %99, !llvm.loop !12

148:                                              ; preds = %125, %106, %104
  %149 = landingpad { ptr, i32 }
          cleanup
  %150 = extractvalue { ptr, i32 } %149, 0
  store ptr %150, ptr %9, align 8
  %151 = extractvalue { ptr, i32 } %149, 1
  store i32 %151, ptr %10, align 4
  br label %156

152:                                              ; preds = %140, %137, %132
  %153 = landingpad { ptr, i32 }
          cleanup
  %154 = extractvalue { ptr, i32 } %153, 0
  store ptr %154, ptr %9, align 8
  %155 = extractvalue { ptr, i32 } %153, 1
  store i32 %155, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #7
  br label %156

156:                                              ; preds = %152, %148
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  br label %161

157:                                              ; preds = %103
  call void @_ZN3BITD2Ev(ptr noundef nonnull align 8 dereferenceable(28) %12) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #7
  br label %158

158:                                              ; preds = %157
  %159 = load i32, ptr %5, align 4, !tbaa !5
  %160 = add nsw i32 %159, 1
  store i32 %160, ptr %5, align 4, !tbaa !5
  br label %23, !llvm.loop !13

161:                                              ; preds = %156, %86, %68
  call void @_ZN3BITD2Ev(ptr noundef nonnull align 8 dereferenceable(28) %12) #7
  br label %162

162:                                              ; preds = %161, %64
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #7
  br label %163

163:                                              ; preds = %162, %51
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  br label %164

164:                                              ; preds = %163, %38
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %167

165:                                              ; preds = %27
  store i32 0, ptr %1, align 4
  store i32 1, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %166 = load i32, ptr %1, align 4
  ret i32 %166

167:                                              ; preds = %164
  %168 = load ptr, ptr %9, align 8
  %169 = load i32, ptr %10, align 4
  %170 = insertvalue { ptr, i32 } poison, ptr %168, 0
  %171 = insertvalue { ptr, i32 } %170, i32 %169, 1
  resume { ptr, i32 } %171
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3BITC2Ei(ptr noundef nonnull align 8 dereferenceable(28), i32 noundef) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3BIT3addEii(ptr noundef nonnull align 8 dereferenceable(28), i32 noundef, i32 noundef) #3 align 2

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZSt8distanceIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEENSt15iterator_traitsIT_E15difference_typeES8_S8_(ptr, ptr) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt11lower_boundIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEiET_S7_S7_RKT0_(ptr, ptr, ptr noundef nonnull align 4 dereferenceable(4)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN3BIT3sumEi(ptr noundef nonnull align 8 dereferenceable(28), i32 noundef) #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3BITD2Ev(ptr noundef nonnull align 8 dereferenceable(28)) unnamed_addr #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%class.BIT = type <{ %"class.std::vector", i32, [4 x i8] }>

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca %class.BIT, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  %9 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %10 = load i32, ptr %1, align 4, !tbaa !5
  %11 = icmp sgt i32 %10, 0
  br i1 %11, label %.lr.ph38, label %._crit_edge39

._crit_edge39:                                    ; preds = %._crit_edge35, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0

.lr.ph38:                                         ; preds = %0, %._crit_edge35
  %.036 = phi i32 [ %28, %._crit_edge35 ], [ 0, %0 ]
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %2, ptr noundef nonnull %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #7
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = sext i32 %13 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %14, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %15 unwind label %18

15:                                               ; preds = %.lr.ph38
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #7
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = icmp sgt i32 %16, 0
  br i1 %17, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %15
  %.lcssa = phi i32 [ %16, %15 ], [ %22, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #7
  invoke void @_ZN3BITC2Ei(ptr noundef nonnull align 8 dereferenceable(28) %6, i32 noundef %.lcssa)
          to label %25 unwind label %32

18:                                               ; preds = %.lr.ph38
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #7
  br label %77

.lr.ph:                                           ; preds = %15, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %15 ]
  %20 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv) #7
  %21 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %20)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %22 = load i32, ptr %2, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = icmp slt i64 %indvars.iv.next, %23
  br i1 %24, label %.lr.ph, label %._crit_edge, !llvm.loop !9

25:                                               ; preds = %._crit_edge
  call void @_ZN3BIT3addEii(ptr noundef nonnull align 8 dereferenceable(28) %6, i32 noundef 0, i32 noundef 1)
  %26 = load i32, ptr %2, align 4, !tbaa !5
  %27 = icmp sgt i32 %26, 1
  br i1 %27, label %.lr.ph30, label %._crit_edge31

._crit_edge31:                                    ; preds = %42, %25
  %28 = add nuw nsw i32 %.036, 1
  %29 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef %28)
  %30 = load i32, ptr %3, align 4, !tbaa !5
  %31 = icmp sgt i32 %30, 0
  br i1 %31, label %.lr.ph34, label %._crit_edge35

32:                                               ; preds = %._crit_edge
  %33 = landingpad { ptr, i32 }
          cleanup
  br label %76

.lr.ph30:                                         ; preds = %25, %42
  %indvars.iv42 = phi i64 [ %indvars.iv.next43, %42 ], [ 1, %25 ]
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv42) #7
  %35 = load i32, ptr %34, align 4, !tbaa !5
  %36 = add nsw i64 %indvars.iv42, -1
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %36) #7
  %38 = load i32, ptr %37, align 4, !tbaa !5
  %39 = icmp sgt i32 %35, %38
  br i1 %39, label %40, label %42

40:                                               ; preds = %.lr.ph30
  %41 = trunc nuw nsw i64 %indvars.iv42 to i32
  call void @_ZN3BIT3addEii(ptr noundef nonnull align 8 dereferenceable(28) %6, i32 noundef %41, i32 noundef 1)
  br label %42

42:                                               ; preds = %.lr.ph30, %40
  %indvars.iv.next43 = add nuw nsw i64 %indvars.iv42, 1
  %43 = load i32, ptr %2, align 4, !tbaa !5
  %44 = sext i32 %43 to i64
  %45 = icmp slt i64 %indvars.iv.next43, %44
  br i1 %45, label %.lr.ph30, label %._crit_edge31, !llvm.loop !11

._crit_edge35:                                    ; preds = %62, %._crit_edge31
  call void @_ZN3BITD2Ev(ptr noundef nonnull align 8 dereferenceable(28) %6) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #7
  %46 = load i32, ptr %1, align 4, !tbaa !5
  %47 = icmp slt i32 %28, %46
  br i1 %47, label %.lr.ph38, label %._crit_edge39, !llvm.loop !12

.lr.ph34:                                         ; preds = %._crit_edge31, %62
  %.02232 = phi i32 [ %71, %62 ], [ 0, %._crit_edge31 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #7
  %48 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %7, ptr noundef nonnull %8)
  %49 = load i32, ptr %7, align 4, !tbaa !5
  %50 = add nsw i32 %49, -1
  store i32 %50, ptr %7, align 4, !tbaa !5
  %51 = load i32, ptr %8, align 4, !tbaa !5
  %52 = add nsw i32 %51, -1
  store i32 %52, ptr %8, align 4, !tbaa !5
  %53 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  %54 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  %55 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  %56 = load i32, ptr %7, align 4, !tbaa !5
  %57 = sext i32 %56 to i64
  %58 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %57) #7
  %59 = invoke ptr @_ZSt11lower_boundIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEiET_S7_S7_RKT0_(ptr %54, ptr %55, ptr noundef nonnull align 4 dereferenceable(4) %58)
          to label %60 unwind label %74

60:                                               ; preds = %.lr.ph34
  %61 = invoke noundef i64 @_ZSt8distanceIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEENSt15iterator_traitsIT_E15difference_typeES8_S8_(ptr %53, ptr %59)
          to label %62 unwind label %74

62:                                               ; preds = %60
  %63 = trunc i64 %61 to i32
  store i32 %63, ptr %7, align 4, !tbaa !5
  %64 = load i32, ptr %8, align 4, !tbaa !5
  %65 = add nsw i32 %64, 1
  %66 = call noundef i32 @_ZN3BIT3sumEi(ptr noundef nonnull align 8 dereferenceable(28) %6, i32 noundef %65)
  %67 = load i32, ptr %7, align 4, !tbaa !5
  %68 = call noundef i32 @_ZN3BIT3sumEi(ptr noundef nonnull align 8 dereferenceable(28) %6, i32 noundef %67)
  %69 = sub nsw i32 %66, %68
  %70 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %69)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #7
  %71 = add nuw nsw i32 %.02232, 1
  %72 = load i32, ptr %3, align 4, !tbaa !5
  %73 = icmp slt i32 %71, %72
  br i1 %73, label %.lr.ph34, label %._crit_edge35, !llvm.loop !13

74:                                               ; preds = %60, %.lr.ph34
  %75 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #7
  call void @_ZN3BITD2Ev(ptr noundef nonnull align 8 dereferenceable(28) %6) #7
  br label %76

76:                                               ; preds = %74, %32
  %.pn = phi { ptr, i32 } [ %75, %74 ], [ %33, %32 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  br label %77

77:                                               ; preds = %76, %18
  %.pn.pn = phi { ptr, i32 } [ %.pn, %76 ], [ %19, %18 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn.pn
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3BITC2Ei(ptr noundef nonnull align 8 dereferenceable(28), i32 noundef) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3BIT3addEii(ptr noundef nonnull align 8 dereferenceable(28), i32 noundef, i32 noundef) local_unnamed_addr #3 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZSt8distanceIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEENSt15iterator_traitsIT_E15difference_typeES8_S8_(ptr, ptr) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt11lower_boundIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEiET_S7_S7_RKT0_(ptr, ptr, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN3BIT3sumEi(ptr noundef nonnull align 8 dereferenceable(28), i32 noundef) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3BITD2Ev(ptr noundef nonnull align 8 dereferenceable(28)) unnamed_addr #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass