; LLVM IR from DionysiosB/CodeForces :: 0300-0399 (371C-Hamburgers)

; 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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [1 x i8], align 1
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str.1 = external hidden unnamed_addr constant [15 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [6 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 %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i32, align 4
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca i64, align 8
  %17 = alloca i64, align 8
  %18 = alloca i64, align 8
  %19 = alloca i64, align 8
  %20 = alloca i64, align 8
  %21 = alloca i64, align 8
  %22 = alloca i64, align 8
  %23 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef @.str, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %24 unwind label %33

24:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #6
  %25 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %26 unwind label %37

26:                                               ; preds = %24
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  store i64 0, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #6
  store i64 0, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #6
  store i64 0, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !9
  br label %27

27:                                               ; preds = %81, %26
  %28 = load i32, ptr %9, align 4, !tbaa !9
  %29 = sext i32 %28 to i64
  %30 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  %31 = icmp ult i64 %29, %30
  br i1 %31, label %41, label %32

32:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %84

33:                                               ; preds = %0
  %34 = landingpad { ptr, i32 }
          cleanup
  %35 = extractvalue { ptr, i32 } %34, 0
  store ptr %35, ptr %4, align 8
  %36 = extractvalue { ptr, i32 } %34, 1
  store i32 %36, ptr %5, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #6
  br label %188

37:                                               ; preds = %24
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %4, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %5, align 4
  br label %187

41:                                               ; preds = %27
  %42 = load i32, ptr %9, align 4, !tbaa !9
  %43 = sext i32 %42 to i64
  %44 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %43)
          to label %45 unwind label %52

45:                                               ; preds = %41
  %46 = load i8, ptr %44, align 1, !tbaa !11
  %47 = sext i8 %46 to i32
  %48 = icmp eq i32 %47, 66
  br i1 %48, label %49, label %56

49:                                               ; preds = %45
  %50 = load i64, ptr %6, align 8, !tbaa !5
  %51 = add nsw i64 %50, 1
  store i64 %51, ptr %6, align 8, !tbaa !5
  br label %80

52:                                               ; preds = %67, %56, %41
  %53 = landingpad { ptr, i32 }
          cleanup
  %54 = extractvalue { ptr, i32 } %53, 0
  store ptr %54, ptr %4, align 8
  %55 = extractvalue { ptr, i32 } %53, 1
  store i32 %55, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %186

56:                                               ; preds = %45
  %57 = load i32, ptr %9, align 4, !tbaa !9
  %58 = sext i32 %57 to i64
  %59 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %58)
          to label %60 unwind label %52

60:                                               ; preds = %56
  %61 = load i8, ptr %59, align 1, !tbaa !11
  %62 = sext i8 %61 to i32
  %63 = icmp eq i32 %62, 83
  br i1 %63, label %64, label %67

64:                                               ; preds = %60
  %65 = load i64, ptr %7, align 8, !tbaa !5
  %66 = add nsw i64 %65, 1
  store i64 %66, ptr %7, align 8, !tbaa !5
  br label %79

67:                                               ; preds = %60
  %68 = load i32, ptr %9, align 4, !tbaa !9
  %69 = sext i32 %68 to i64
  %70 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %69)
          to label %71 unwind label %52

71:                                               ; preds = %67
  %72 = load i8, ptr %70, align 1, !tbaa !11
  %73 = sext i8 %72 to i32
  %74 = icmp eq i32 %73, 67
  br i1 %74, label %75, label %78

75:                                               ; preds = %71
  %76 = load i64, ptr %8, align 8, !tbaa !5
  %77 = add nsw i64 %76, 1
  store i64 %77, ptr %8, align 8, !tbaa !5
  br label %78

78:                                               ; preds = %75, %71
  br label %79

79:                                               ; preds = %78, %64
  br label %80

80:                                               ; preds = %79, %49
  br label %81

81:                                               ; preds = %80
  %82 = load i32, ptr %9, align 4, !tbaa !9
  %83 = add nsw i32 %82, 1
  store i32 %83, ptr %9, align 4, !tbaa !9
  br label %27, !llvm.loop !12

84:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  store i64 0, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  store i64 0, ptr %11, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  store i64 0, ptr %12, align 8, !tbaa !5
  %85 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %10, ptr noundef %11, ptr noundef %12)
          to label %86 unwind label %159

86:                                               ; preds = %84
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #6
  store i64 0, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  store i64 0, ptr %14, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #6
  store i64 0, ptr %15, align 8, !tbaa !5
  %87 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %13, ptr noundef %14, ptr noundef %15)
          to label %88 unwind label %163

88:                                               ; preds = %86
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #6
  store i64 0, ptr %16, align 8, !tbaa !5
  %89 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %16)
          to label %90 unwind label %167

90:                                               ; preds = %88
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #6
  store i64 0, ptr %17, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #6
  store i64 10000000000000, ptr %18, align 8, !tbaa !5
  br label %91

91:                                               ; preds = %173, %90
  %92 = load i64, ptr %17, align 8, !tbaa !5
  %93 = add nsw i64 %92, 1
  %94 = load i64, ptr %18, align 8, !tbaa !5
  %95 = icmp slt i64 %93, %94
  br i1 %95, label %96, label %174

96:                                               ; preds = %91
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #6
  %97 = load i64, ptr %17, align 8, !tbaa !5
  %98 = load i64, ptr %18, align 8, !tbaa !5
  %99 = add nsw i64 %97, %98
  %100 = sdiv i64 %99, 2
  store i64 %100, ptr %19, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #6
  %101 = load i64, ptr %13, align 8, !tbaa !5
  %102 = load i64, ptr %6, align 8, !tbaa !5
  %103 = load i64, ptr %19, align 8, !tbaa !5
  %104 = mul nsw i64 %102, %103
  %105 = load i64, ptr %10, align 8, !tbaa !5
  %106 = icmp sgt i64 %104, %105
  br i1 %106, label %107, label %113

107:                                              ; preds = %96
  %108 = load i64, ptr %6, align 8, !tbaa !5
  %109 = load i64, ptr %19, align 8, !tbaa !5
  %110 = mul nsw i64 %108, %109
  %111 = load i64, ptr %10, align 8, !tbaa !5
  %112 = sub nsw i64 %110, %111
  br label %114

113:                                              ; preds = %96
  br label %114

114:                                              ; preds = %113, %107
  %115 = phi i64 [ %112, %107 ], [ 0, %113 ]
  %116 = mul nsw i64 %101, %115
  store i64 %116, ptr %20, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #6
  %117 = load i64, ptr %14, align 8, !tbaa !5
  %118 = load i64, ptr %7, align 8, !tbaa !5
  %119 = load i64, ptr %19, align 8, !tbaa !5
  %120 = mul nsw i64 %118, %119
  %121 = load i64, ptr %11, align 8, !tbaa !5
  %122 = icmp sgt i64 %120, %121
  br i1 %122, label %123, label %129

123:                                              ; preds = %114
  %124 = load i64, ptr %7, align 8, !tbaa !5
  %125 = load i64, ptr %19, align 8, !tbaa !5
  %126 = mul nsw i64 %124, %125
  %127 = load i64, ptr %11, align 8, !tbaa !5
  %128 = sub nsw i64 %126, %127
  br label %130

129:                                              ; preds = %114
  br label %130

130:                                              ; preds = %129, %123
  %131 = phi i64 [ %128, %123 ], [ 0, %129 ]
  %132 = mul nsw i64 %117, %131
  store i64 %132, ptr %21, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #6
  %133 = load i64, ptr %15, align 8, !tbaa !5
  %134 = load i64, ptr %8, align 8, !tbaa !5
  %135 = load i64, ptr %19, align 8, !tbaa !5
  %136 = mul nsw i64 %134, %135
  %137 = load i64, ptr %12, align 8, !tbaa !5
  %138 = icmp sgt i64 %136, %137
  br i1 %138, label %139, label %145

139:                                              ; preds = %130
  %140 = load i64, ptr %8, align 8, !tbaa !5
  %141 = load i64, ptr %19, align 8, !tbaa !5
  %142 = mul nsw i64 %140, %141
  %143 = load i64, ptr %12, align 8, !tbaa !5
  %144 = sub nsw i64 %142, %143
  br label %146

145:                                              ; preds = %130
  br label %146

146:                                              ; preds = %145, %139
  %147 = phi i64 [ %144, %139 ], [ 0, %145 ]
  %148 = mul nsw i64 %133, %147
  store i64 %148, ptr %22, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #6
  %149 = load i64, ptr %20, align 8, !tbaa !5
  %150 = load i64, ptr %21, align 8, !tbaa !5
  %151 = add nsw i64 %149, %150
  %152 = load i64, ptr %22, align 8, !tbaa !5
  %153 = add nsw i64 %151, %152
  store i64 %153, ptr %23, align 8, !tbaa !5
  %154 = load i64, ptr %23, align 8, !tbaa !5
  %155 = load i64, ptr %16, align 8, !tbaa !5
  %156 = icmp sle i64 %154, %155
  br i1 %156, label %157, label %171

157:                                              ; preds = %146
  %158 = load i64, ptr %19, align 8, !tbaa !5
  store i64 %158, ptr %17, align 8, !tbaa !5
  br label %173

159:                                              ; preds = %84
  %160 = landingpad { ptr, i32 }
          cleanup
  %161 = extractvalue { ptr, i32 } %160, 0
  store ptr %161, ptr %4, align 8
  %162 = extractvalue { ptr, i32 } %160, 1
  store i32 %162, ptr %5, align 4
  br label %185

163:                                              ; preds = %86
  %164 = landingpad { ptr, i32 }
          cleanup
  %165 = extractvalue { ptr, i32 } %164, 0
  store ptr %165, ptr %4, align 8
  %166 = extractvalue { ptr, i32 } %164, 1
  store i32 %166, ptr %5, align 4
  br label %184

167:                                              ; preds = %88
  %168 = landingpad { ptr, i32 }
          cleanup
  %169 = extractvalue { ptr, i32 } %168, 0
  store ptr %169, ptr %4, align 8
  %170 = extractvalue { ptr, i32 } %168, 1
  store i32 %170, ptr %5, align 4
  br label %183

171:                                              ; preds = %146
  %172 = load i64, ptr %19, align 8, !tbaa !5
  store i64 %172, ptr %18, align 8, !tbaa !5
  br label %173

173:                                              ; preds = %171, %157
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #6
  br label %91, !llvm.loop !14

174:                                              ; preds = %91
  %175 = load i64, ptr %17, align 8, !tbaa !5
  %176 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.3, i64 noundef %175)
          to label %177 unwind label %179

177:                                              ; preds = %174
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #6
  %178 = load i32, ptr %1, align 4
  ret i32 %178

179:                                              ; preds = %174
  %180 = landingpad { ptr, i32 }
          cleanup
  %181 = extractvalue { ptr, i32 } %180, 0
  store ptr %181, ptr %4, align 8
  %182 = extractvalue { ptr, i32 } %180, 1
  store i32 %182, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  br label %183

183:                                              ; preds = %179, %167
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  br label %184

184:                                              ; preds = %183, %163
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  br label %185

185:                                              ; preds = %184, %159
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  br label %186

186:                                              ; preds = %185, %52
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  br label %187

187:                                              ; preds = %186, %37
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  br label %188

188:                                              ; preds = %187, %33
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #6
  br label %189

189:                                              ; preds = %188
  %190 = load ptr, ptr %4, align 8
  %191 = load i32, ptr %5, align 4
  %192 = insertvalue { ptr, i32 } poison, ptr %190, 0
  %193 = insertvalue { ptr, i32 } %192, i32 %191, 1
  resume { ptr, i32 } %193
}

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

declare i32 @__isoc99_scanf(ptr noundef, ...) #5

declare i32 @printf(ptr noundef, ...) #5

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 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 = { 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 #3 = { 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 #4 = { 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 #5 = { "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 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}


; 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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [1 x i8], align 1
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str.1 = external hidden unnamed_addr constant [15 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [6 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 %"class.std::__cxx11::basic_string", align 8
  %2 = alloca %"class.std::allocator", align 1
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %2) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %2) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull @.str, ptr noundef nonnull align 1 dereferenceable(1) %2)
          to label %10 unwind label %23

10:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %2) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %2) #6
  %11 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %.preheader unwind label %25

.preheader:                                       ; preds = %10
  %12 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  %.not61 = icmp eq i64 %12, 0
  br i1 %.not61, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %43, %.preheader
  %.042.lcssa = phi i64 [ 0, %.preheader ], [ %.143, %43 ]
  %.035.lcssa = phi i64 [ 0, %.preheader ], [ %.136, %43 ]
  %.034.lcssa = phi i64 [ 0, %.preheader ], [ %.1, %43 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  store i64 0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #6
  store i64 0, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #6
  store i64 0, ptr %5, align 8, !tbaa !5
  %13 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %3, ptr noundef nonnull %4, ptr noundef nonnull %5)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #6
  store i64 0, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #6
  store i64 0, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #6
  store i64 0, ptr %8, align 8, !tbaa !5
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %6, ptr noundef nonnull %7, ptr noundef nonnull %8)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #6
  store i64 0, ptr %9, align 8, !tbaa !5
  %15 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %9)
  %16 = load i64, ptr %6, align 8, !tbaa !5
  %17 = load i64, ptr %3, align 8, !tbaa !5
  %18 = load i64, ptr %7, align 8, !tbaa !5
  %19 = load i64, ptr %4, align 8, !tbaa !5
  %20 = load i64, ptr %8, align 8, !tbaa !5
  %21 = load i64, ptr %5, align 8, !tbaa !5
  %22 = load i64, ptr %9, align 8, !tbaa !5
  br label %46

23:                                               ; preds = %0
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %2) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %2) #6
  br label %69

25:                                               ; preds = %10
  %26 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  br label %69

.lr.ph:                                           ; preds = %.preheader, %43
  %indvars.iv = phi i64 [ %indvars.iv.next, %43 ], [ 0, %.preheader ]
  %.03456 = phi i64 [ %.1, %43 ], [ 0, %.preheader ]
  %.03555 = phi i64 [ %.136, %43 ], [ 0, %.preheader ]
  %.04253 = phi i64 [ %.143, %43 ], [ 0, %.preheader ]
  %27 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %28 = load i8, ptr %27, align 1, !tbaa !9
  %29 = icmp eq i8 %28, 66
  br i1 %29, label %30, label %32

30:                                               ; preds = %.lr.ph
  %31 = add nsw i64 %.03456, 1
  br label %43

32:                                               ; preds = %.lr.ph
  %33 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %34 = load i8, ptr %33, align 1, !tbaa !9
  %35 = icmp eq i8 %34, 83
  br i1 %35, label %36, label %38

36:                                               ; preds = %32
  %37 = add nsw i64 %.03555, 1
  br label %43

38:                                               ; preds = %32
  %39 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %40 = load i8, ptr %39, align 1, !tbaa !9
  %41 = icmp eq i8 %40, 67
  %42 = zext i1 %41 to i64
  %spec.select = add nsw i64 %.04253, %42
  br label %43

43:                                               ; preds = %38, %30, %36
  %.143 = phi i64 [ %.04253, %30 ], [ %.04253, %36 ], [ %spec.select, %38 ]
  %.136 = phi i64 [ %.03555, %30 ], [ %37, %36 ], [ %.03555, %38 ]
  %.1 = phi i64 [ %31, %30 ], [ %.03456, %36 ], [ %.03456, %38 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %44 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  %45 = icmp ugt i64 %44, %indvars.iv.next
  br i1 %45, label %.lr.ph, label %._crit_edge, !llvm.loop !10

46:                                               ; preds = %._crit_edge, %46
  %.03760 = phi i64 [ 10000000000000, %._crit_edge ], [ %.138, %46 ]
  %.03959 = phi i64 [ 0, %._crit_edge ], [ %.140, %46 ]
  %47 = add nsw i64 %.03760, %.03959
  %48 = sdiv i64 %47, 2
  %49 = mul nsw i64 %48, %.034.lcssa
  %50 = icmp sgt i64 %49, %17
  %51 = sub nsw i64 %49, %17
  %spec.select52 = select i1 %50, i64 %51, i64 0
  %52 = mul nsw i64 %spec.select52, %16
  %53 = mul nsw i64 %48, %.035.lcssa
  %54 = icmp sgt i64 %53, %19
  %55 = sub nsw i64 %53, %19
  %56 = select i1 %54, i64 %55, i64 0
  %57 = mul nsw i64 %56, %18
  %58 = mul nsw i64 %48, %.042.lcssa
  %59 = icmp sgt i64 %58, %21
  %60 = sub nsw i64 %58, %21
  %61 = select i1 %59, i64 %60, i64 0
  %62 = mul nsw i64 %61, %20
  %63 = add nsw i64 %57, %52
  %64 = add nsw i64 %63, %62
  %.not = icmp sgt i64 %64, %22
  %.140 = select i1 %.not, i64 %.03959, i64 %48
  %.138 = select i1 %.not, i64 %48, i64 %.03760
  %65 = add nsw i64 %.140, 1
  %66 = icmp slt i64 %65, %.138
  br i1 %66, label %46, label %67, !llvm.loop !12

67:                                               ; preds = %46
  %68 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i64 noundef %.140)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #6
  ret i32 0

69:                                               ; preds = %25, %23
  %.pn = phi { ptr, i32 } [ %26, %25 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #6
  resume { ptr, i32 } %.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: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #5

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 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 = { 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 #3 = { 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 #4 = { 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 #5 = { 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 #6 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = distinct !{!12, !11}


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