; LLVM IR from kazunetakahashi/atcoder :: 2019/0526_ABC128 (F)

; 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_ostream" = type { ptr, %"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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }
%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator.0", align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::set", align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %17 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %18 = alloca %"struct.std::pair", align 8
  %19 = alloca i64, align 8
  %20 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %21 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %22 = alloca %"struct.std::pair", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #5
  %24 = load i64, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %24, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %25 unwind label %32

25:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %26

26:                                               ; preds = %42, %25
  %27 = load i32, ptr %7, align 4, !tbaa !9
  %28 = sext i32 %27 to i64
  %29 = load i64, ptr %2, align 8, !tbaa !5
  %30 = icmp slt i64 %28, %29
  br i1 %30, label %36, label %31

31:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %49

32:                                               ; preds = %0
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %5, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #5
  br label %181

36:                                               ; preds = %26
  %37 = load i32, ptr %7, align 4, !tbaa !9
  %38 = sext i32 %37 to i64
  %39 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %38) #5
  %40 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %39)
          to label %41 unwind label %45

41:                                               ; preds = %36
  br label %42

42:                                               ; preds = %41
  %43 = load i32, ptr %7, align 4, !tbaa !9
  %44 = add nsw i32 %43, 1
  store i32 %44, ptr %7, align 4, !tbaa !9
  br label %26, !llvm.loop !11

45:                                               ; preds = %36
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %5, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %180

49:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  store i64 0, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  store i64 1, ptr %9, align 8, !tbaa !5
  br label %50

50:                                               ; preds = %165, %49
  %51 = load i64, ptr %9, align 8, !tbaa !5
  %52 = load i64, ptr %2, align 8, !tbaa !5
  %53 = icmp slt i64 %51, %52
  br i1 %53, label %55, label %54

54:                                               ; preds = %50
  store i32 5, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %168

55:                                               ; preds = %50
  call void @llvm.lifetime.start.p0(i64 48, ptr %11) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  store i64 0, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  store i64 0, ptr %13, align 8, !tbaa !5
  br label %56

56:                                               ; preds = %154, %55
  %57 = load i64, ptr %13, align 8, !tbaa !5
  %58 = load i64, ptr %2, align 8, !tbaa !5
  %59 = icmp slt i64 %57, %58
  br i1 %59, label %61, label %60

60:                                               ; preds = %56
  store i32 8, ptr %10, align 4
  br label %163

61:                                               ; preds = %56
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %62 = load i64, ptr %2, align 8, !tbaa !5
  %63 = sub nsw i64 %62, 1
  %64 = load i64, ptr %13, align 8, !tbaa !5
  %65 = load i64, ptr %9, align 8, !tbaa !5
  %66 = mul nsw i64 %64, %65
  %67 = sub nsw i64 %63, %66
  store i64 %67, ptr %14, align 8, !tbaa !5
  %68 = load i64, ptr %14, align 8, !tbaa !5
  %69 = icmp sgt i64 %68, 0
  br i1 %69, label %70, label %74

70:                                               ; preds = %61
  %71 = load i64, ptr %9, align 8, !tbaa !5
  %72 = load i64, ptr %14, align 8, !tbaa !5
  %73 = icmp slt i64 %71, %72
  br i1 %73, label %75, label %74

74:                                               ; preds = %70, %61
  store i32 8, ptr %10, align 4
  br label %151

75:                                               ; preds = %70
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  %76 = load i64, ptr %13, align 8, !tbaa !5
  %77 = load i64, ptr %9, align 8, !tbaa !5
  %78 = mul nsw i64 %76, %77
  store i64 %78, ptr %15, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  %79 = invoke ptr @_ZNSt3setIxSt4lessIxESaIxEE4findERKx(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %80 unwind label %97

80:                                               ; preds = %75
  %81 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %16, i32 0, i32 0
  store ptr %79, ptr %81, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  %82 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %11) #5
  %83 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %17, i32 0, i32 0
  store ptr %82, ptr %83, align 8
  %84 = call noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br i1 %84, label %85, label %105

85:                                               ; preds = %80
  %86 = load i64, ptr %15, align 8, !tbaa !5
  %87 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %86) #5
  %88 = load i64, ptr %87, align 8, !tbaa !5
  %89 = load i64, ptr %12, align 8, !tbaa !5
  %90 = add nsw i64 %89, %88
  store i64 %90, ptr %12, align 8, !tbaa !5
  %91 = invoke { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %92 unwind label %101

92:                                               ; preds = %85
  %93 = getelementptr inbounds { ptr, i8 }, ptr %18, i32 0, i32 0
  %94 = extractvalue { ptr, i8 } %91, 0
  store ptr %94, ptr %93, align 8
  %95 = getelementptr inbounds { ptr, i8 }, ptr %18, i32 0, i32 1
  %96 = extractvalue { ptr, i8 } %91, 1
  store i8 %96, ptr %95, align 8
  br label %106

97:                                               ; preds = %75
  %98 = landingpad { ptr, i32 }
          cleanup
  %99 = extractvalue { ptr, i32 } %98, 0
  store ptr %99, ptr %5, align 8
  %100 = extractvalue { ptr, i32 } %98, 1
  store i32 %100, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br label %134

101:                                              ; preds = %85
  %102 = landingpad { ptr, i32 }
          cleanup
  %103 = extractvalue { ptr, i32 } %102, 0
  store ptr %103, ptr %5, align 8
  %104 = extractvalue { ptr, i32 } %102, 1
  store i32 %104, ptr %6, align 4
  br label %134

105:                                              ; preds = %80
  store i32 8, ptr %10, align 4
  br label %107

106:                                              ; preds = %92
  store i32 0, ptr %10, align 4
  br label %107

107:                                              ; preds = %106, %105
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  %108 = load i32, ptr %10, align 4
  switch i32 %108, label %151 [
    i32 0, label %109
  ]

109:                                              ; preds = %107
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #5
  %110 = load i64, ptr %2, align 8, !tbaa !5
  %111 = sub nsw i64 %110, 1
  %112 = load i64, ptr %13, align 8, !tbaa !5
  %113 = load i64, ptr %9, align 8, !tbaa !5
  %114 = mul nsw i64 %112, %113
  %115 = sub nsw i64 %111, %114
  store i64 %115, ptr %19, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #5
  %116 = invoke ptr @_ZNSt3setIxSt4lessIxESaIxEE4findERKx(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(8) %19)
          to label %117 unwind label %135

117:                                              ; preds = %109
  %118 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %20, i32 0, i32 0
  store ptr %116, ptr %118, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #5
  %119 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %11) #5
  %120 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %21, i32 0, i32 0
  store ptr %119, ptr %120, align 8
  %121 = call noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8) %20, ptr noundef nonnull align 8 dereferenceable(8) %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  br i1 %121, label %122, label %143

122:                                              ; preds = %117
  %123 = load i64, ptr %19, align 8, !tbaa !5
  %124 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %123) #5
  %125 = load i64, ptr %124, align 8, !tbaa !5
  %126 = load i64, ptr %12, align 8, !tbaa !5
  %127 = add nsw i64 %126, %125
  store i64 %127, ptr %12, align 8, !tbaa !5
  %128 = invoke { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(8) %19)
          to label %129 unwind label %139

129:                                              ; preds = %122
  %130 = getelementptr inbounds { ptr, i8 }, ptr %22, i32 0, i32 0
  %131 = extractvalue { ptr, i8 } %128, 0
  store ptr %131, ptr %130, align 8
  %132 = getelementptr inbounds { ptr, i8 }, ptr %22, i32 0, i32 1
  %133 = extractvalue { ptr, i8 } %128, 1
  store i8 %133, ptr %132, align 8
  br label %144

134:                                              ; preds = %101, %97
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %162

135:                                              ; preds = %109
  %136 = landingpad { ptr, i32 }
          cleanup
  %137 = extractvalue { ptr, i32 } %136, 0
  store ptr %137, ptr %5, align 8
  %138 = extractvalue { ptr, i32 } %136, 1
  store i32 %138, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  br label %157

139:                                              ; preds = %122
  %140 = landingpad { ptr, i32 }
          cleanup
  %141 = extractvalue { ptr, i32 } %140, 0
  store ptr %141, ptr %5, align 8
  %142 = extractvalue { ptr, i32 } %140, 1
  store i32 %142, ptr %6, align 4
  br label %157

143:                                              ; preds = %117
  store i32 8, ptr %10, align 4
  br label %145

144:                                              ; preds = %129
  store i32 0, ptr %10, align 4
  br label %145

145:                                              ; preds = %144, %143
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  %146 = load i32, ptr %10, align 4
  switch i32 %146, label %151 [
    i32 0, label %147
  ]

147:                                              ; preds = %145
  %148 = load i64, ptr %12, align 8, !tbaa !5
  %149 = invoke noundef zeroext i1 @_Z6ch_maxIxEbRT_S0_(ptr noundef nonnull align 8 dereferenceable(8) %8, i64 noundef %148)
          to label %150 unwind label %158

150:                                              ; preds = %147
  store i32 0, ptr %10, align 4
  br label %151

151:                                              ; preds = %150, %145, %107, %74
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  %152 = load i32, ptr %10, align 4
  switch i32 %152, label %163 [
    i32 0, label %153
  ]

153:                                              ; preds = %151
  br label %154

154:                                              ; preds = %153
  %155 = load i64, ptr %13, align 8, !tbaa !5
  %156 = add nsw i64 %155, 1
  store i64 %156, ptr %13, align 8, !tbaa !5
  br label %56, !llvm.loop !13

157:                                              ; preds = %139, %135
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %162

158:                                              ; preds = %147
  %159 = landingpad { ptr, i32 }
          cleanup
  %160 = extractvalue { ptr, i32 } %159, 0
  store ptr %160, ptr %5, align 8
  %161 = extractvalue { ptr, i32 } %159, 1
  store i32 %161, ptr %6, align 4
  br label %162

162:                                              ; preds = %158, %157, %134
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %179

163:                                              ; preds = %151, %60
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %164

164:                                              ; preds = %163
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %11) #5
  br label %165

165:                                              ; preds = %164
  %166 = load i64, ptr %9, align 8, !tbaa !5
  %167 = add nsw i64 %166, 1
  store i64 %167, ptr %9, align 8, !tbaa !5
  br label %50, !llvm.loop !14

168:                                              ; preds = %54
  %169 = load i64, ptr %8, align 8, !tbaa !5
  %170 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %169)
          to label %171 unwind label %175

171:                                              ; preds = %168
  %172 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %170, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %173 unwind label %175

173:                                              ; preds = %171
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  %174 = load i32, ptr %1, align 4
  ret i32 %174

175:                                              ; preds = %171, %168
  %176 = landingpad { ptr, i32 }
          cleanup
  %177 = extractvalue { ptr, i32 } %176, 0
  store ptr %177, ptr %5, align 8
  %178 = extractvalue { ptr, i32 } %176, 1
  store i32 %178, ptr %6, align 4
  br label %179

179:                                              ; preds = %175, %162
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %180

180:                                              ; preds = %179, %45
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %181

181:                                              ; preds = %180, %32
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  br label %182

182:                                              ; preds = %181
  %183 = load ptr, ptr %5, align 8
  %184 = load i32, ptr %6, align 4
  %185 = insertvalue { ptr, i32 } poison, ptr %183, 0
  %186 = insertvalue { ptr, i32 } %185, i32 %184, 1
  resume { ptr, i32 } %186
}

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIxSt4lessIxESaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIxSt4lessIxESaIxEE4findERKx(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z6ch_maxIxEbRT_S0_(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { 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 #4 = { 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 #5 = { 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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


; 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_ostream" = type { ptr, %"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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }
%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::allocator.0", align 1
  %4 = alloca i64, align 8
  %5 = alloca %"class.std::set", align 8
  %6 = alloca i64, align 8
  %7 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %8 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %9 = alloca i64, align 8
  %10 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %11 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #5
  %13 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %13, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %14 unwind label %18

14:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  %15 = load i64, ptr %1, align 8, !tbaa !5
  %16 = icmp sgt i64 %15, 0
  br i1 %16, label %.lr.ph, label %._crit_edge.thread

._crit_edge.thread:                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  store i64 0, ptr %4, align 8, !tbaa !5
  br label %._crit_edge76

._crit_edge:                                      ; preds = %22
  %17 = icmp sgt i64 %23, 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  store i64 0, ptr %4, align 8, !tbaa !5
  br i1 %17, label %.lr.ph75, label %._crit_edge76

18:                                               ; preds = %0
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  br label %87

.lr.ph:                                           ; preds = %14, %22
  %indvars.iv = phi i64 [ %indvars.iv.next, %22 ], [ 0, %14 ]
  %20 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #5
  %21 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %20)
          to label %22 unwind label %25

22:                                               ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %23 = load i64, ptr %1, align 8, !tbaa !5
  %24 = icmp sgt i64 %23, %indvars.iv.next
  br i1 %24, label %.lr.ph, label %._crit_edge, !llvm.loop !9

25:                                               ; preds = %.lr.ph
  %26 = landingpad { ptr, i32 }
          cleanup
  br label %86

._crit_edge76.loopexit:                           ; preds = %.thread62
  %.pre = load i64, ptr %4, align 8, !tbaa !5
  br label %._crit_edge76

._crit_edge76:                                    ; preds = %._crit_edge.thread, %._crit_edge76.loopexit, %._crit_edge
  %27 = phi i64 [ %.pre, %._crit_edge76.loopexit ], [ 0, %._crit_edge ], [ 0, %._crit_edge.thread ]
  %28 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %27)
          to label %80 unwind label %83

.lr.ph75:                                         ; preds = %._crit_edge, %.thread62
  %.03572 = phi i64 [ %77, %.thread62 ], [ 1, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %5) #5
  call void @_ZNSt3setIxSt4lessIxESaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #5
  %29 = load i64, ptr %1, align 8, !tbaa !5
  %30 = icmp sgt i64 %29, 0
  br i1 %30, label %.lr.ph70, label %.thread62

.lr.ph70:                                         ; preds = %.lr.ph75, %69
  %31 = phi i64 [ %73, %69 ], [ %29, %.lr.ph75 ]
  %.03968 = phi i64 [ %72, %69 ], [ 0, %.lr.ph75 ]
  %.04067 = phi i64 [ %70, %69 ], [ 0, %.lr.ph75 ]
  %32 = mul nuw nsw i64 %.03968, %.03572
  %33 = xor i64 %32, -1
  %34 = add i64 %31, %33
  %or.cond = icmp sgt i64 %34, %.03572
  br i1 %or.cond, label %35, label %.thread62

35:                                               ; preds = %.lr.ph70
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  store i64 %32, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %36 = invoke ptr @_ZNSt3setIxSt4lessIxESaIxEE4findERKx(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %6)
          to label %37 unwind label %45

37:                                               ; preds = %35
  store ptr %36, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %38 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #5
  store ptr %38, ptr %8, align 8
  %39 = call noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br i1 %39, label %40, label %49

40:                                               ; preds = %37
  %41 = load i64, ptr %6, align 8, !tbaa !5
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %41) #5
  %43 = load i64, ptr %42, align 8, !tbaa !5
  %44 = invoke { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %6)
          to label %50 unwind label %47

45:                                               ; preds = %35
  %46 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br label %63

47:                                               ; preds = %40
  %48 = landingpad { ptr, i32 }
          cleanup
  br label %63

49:                                               ; preds = %37
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  br label %.thread62

50:                                               ; preds = %40
  %51 = add nsw i64 %43, %.04067
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %52 = load i64, ptr %1, align 8, !tbaa !5
  %53 = add i64 %52, %33
  store i64 %53, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %54 = invoke ptr @_ZNSt3setIxSt4lessIxESaIxEE4findERKx(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %9)
          to label %55 unwind label %64

55:                                               ; preds = %50
  store ptr %54, ptr %10, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  %56 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #5
  store ptr %56, ptr %11, align 8
  %57 = call noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  br i1 %57, label %58, label %68

58:                                               ; preds = %55
  %59 = load i64, ptr %9, align 8, !tbaa !5
  %60 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %59) #5
  %61 = load i64, ptr %60, align 8, !tbaa !5
  %62 = invoke { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %9)
          to label %69 unwind label %66

63:                                               ; preds = %47, %45
  %.pn = phi { ptr, i32 } [ %48, %47 ], [ %46, %45 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  br label %76

64:                                               ; preds = %50
  %65 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  br label %75

66:                                               ; preds = %58
  %67 = landingpad { ptr, i32 }
          cleanup
  br label %75

68:                                               ; preds = %55
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  br label %.thread62

69:                                               ; preds = %58
  %70 = add nsw i64 %51, %61
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  %71 = call noundef zeroext i1 @_Z6ch_maxIxEbRT_S0_(ptr noundef nonnull align 8 dereferenceable(8) %4, i64 noundef %70)
  %72 = add nuw nsw i64 %.03968, 1
  %73 = load i64, ptr %1, align 8, !tbaa !5
  %74 = icmp slt i64 %72, %73
  br i1 %74, label %.lr.ph70, label %.thread62, !llvm.loop !11

75:                                               ; preds = %66, %64
  %.pn48 = phi { ptr, i32 } [ %67, %66 ], [ %65, %64 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  br label %76

76:                                               ; preds = %75, %63
  %.pn48.pn = phi { ptr, i32 } [ %.pn48, %75 ], [ %.pn, %63 ]
  call void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %5) #5
  br label %85

.thread62:                                        ; preds = %69, %.lr.ph70, %.lr.ph75, %49, %68
  call void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %5) #5
  %77 = add nuw nsw i64 %.03572, 1
  %78 = load i64, ptr %1, align 8, !tbaa !5
  %79 = icmp slt i64 %77, %78
  br i1 %79, label %.lr.ph75, label %._crit_edge76.loopexit, !llvm.loop !12

80:                                               ; preds = %._crit_edge76
  %81 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %28, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %82 unwind label %83

82:                                               ; preds = %80
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret i32 0

83:                                               ; preds = %80, %._crit_edge76
  %84 = landingpad { ptr, i32 }
          cleanup
  br label %85

85:                                               ; preds = %83, %76
  %.pn48.pn.pn = phi { ptr, i32 } [ %.pn48.pn, %76 ], [ %84, %83 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br label %86

86:                                               ; preds = %85, %25
  %.pn52 = phi { ptr, i32 } [ %26, %25 ], [ %.pn48.pn.pn, %85 ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  br label %87

87:                                               ; preds = %86, %18
  %.pn52.pn = phi { ptr, i32 } [ %.pn52, %86 ], [ %19, %18 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn52.pn
}

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIxSt4lessIxESaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIxSt4lessIxESaIxEE4findERKx(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIxSt4lessIxESaIxEE6insertERKx(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z6ch_maxIxEbRT_S0_(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIxSt4lessIxESaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { 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 #4 = { 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 #5 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


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