; LLVM IR from DionysiosB/CodeForces :: 1400-1499 (1419D2-SagesBirthdayHardVersion)

; 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<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"class.std::reverse_iterator" = type { %"class.__gnu_cxx::__normal_iterator" }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [1 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 i64, align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i64, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::reverse_iterator", align 8
  %10 = alloca %"class.std::reverse_iterator", align 8
  %11 = alloca %"class.std::vector", align 8
  %12 = alloca i64, align 8
  %13 = alloca %"class.std::allocator", align 1
  %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
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #6
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #6
  %20 = load i64, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #6
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %20, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %21 unwind label %27

21:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #6
  store i64 0, ptr %7, align 8, !tbaa !5
  br label %22

22:                                               ; preds = %36, %21
  %23 = load i64, ptr %7, align 8, !tbaa !5
  %24 = load i64, ptr %2, align 8, !tbaa !5
  %25 = icmp slt i64 %23, %24
  br i1 %25, label %31, label %26

26:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  br label %43

27:                                               ; preds = %0
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %5, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  br label %163

31:                                               ; preds = %22
  %32 = load i64, ptr %7, align 8, !tbaa !5
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %32) #6
  %34 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %33)
          to label %35 unwind label %39

35:                                               ; preds = %31
  br label %36

36:                                               ; preds = %35
  %37 = load i64, ptr %7, align 8, !tbaa !5
  %38 = add nsw i64 %37, 1
  store i64 %38, ptr %7, align 8, !tbaa !5
  br label %22, !llvm.loop !9

39:                                               ; preds = %31
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %5, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  br label %162

43:                                               ; preds = %26
  %44 = load i64, ptr %2, align 8, !tbaa !5
  %45 = icmp sle i64 %44, 1
  br i1 %45, label %46, label %55

46:                                               ; preds = %43
  %47 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef 0) #6
  %48 = load i64, ptr %47, align 8, !tbaa !5
  %49 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.1, i64 noundef %48)
          to label %50 unwind label %51

50:                                               ; preds = %46
  store i32 0, ptr %1, align 4
  store i32 1, ptr %8, align 4
  br label %160

51:                                               ; preds = %55, %46
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %5, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %6, align 4
  br label %162

55:                                               ; preds = %43
  call void @_ZNSt6vectorIlSaIlEE6rbeginEv(ptr dead_on_unwind writable sret(%"class.std::reverse_iterator") align 8 %9, ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @_ZNSt6vectorIlSaIlEE4rendEv(ptr dead_on_unwind writable sret(%"class.std::reverse_iterator") align 8 %10, ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  invoke void @_ZSt4sortISt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPlSt6vectorIlSaIlEEEEEEvT_S9_(ptr noundef %9, ptr noundef %10)
          to label %56 unwind label %51

56:                                               ; preds = %55
  call void @llvm.lifetime.start.p0(i64 24, ptr %11) #6
  %57 = load i64, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  store i64 -1, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #6
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #6
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %57, ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %58 unwind label %64

58:                                               ; preds = %56
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  store i64 1, ptr %14, align 8, !tbaa !5
  br label %59

59:                                               ; preds = %73, %58
  %60 = load i64, ptr %14, align 8, !tbaa !5
  %61 = load i64, ptr %2, align 8, !tbaa !5
  %62 = icmp slt i64 %60, %61
  br i1 %62, label %68, label %63

63:                                               ; preds = %59
  store i32 5, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  br label %76

64:                                               ; preds = %56
  %65 = landingpad { ptr, i32 }
          cleanup
  %66 = extractvalue { ptr, i32 } %65, 0
  store ptr %66, ptr %5, align 8
  %67 = extractvalue { ptr, i32 } %65, 1
  store i32 %67, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  br label %159

68:                                               ; preds = %59
  %69 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEE4backEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %70 = load i64, ptr %69, align 8, !tbaa !5
  %71 = load i64, ptr %14, align 8, !tbaa !5
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %71) #6
  store i64 %70, ptr %72, align 8, !tbaa !5
  call void @_ZNSt6vectorIlSaIlEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %73

73:                                               ; preds = %68
  %74 = load i64, ptr %14, align 8, !tbaa !5
  %75 = add nsw i64 %74, 2
  store i64 %75, ptr %14, align 8, !tbaa !5
  br label %59, !llvm.loop !11

76:                                               ; preds = %63
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #6
  store i64 0, ptr %15, align 8, !tbaa !5
  br label %77

77:                                               ; preds = %93, %76
  %78 = load i64, ptr %15, align 8, !tbaa !5
  %79 = load i64, ptr %2, align 8, !tbaa !5
  %80 = icmp slt i64 %78, %79
  br i1 %80, label %82, label %81

81:                                               ; preds = %77
  store i32 8, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  br label %96

82:                                               ; preds = %77
  %83 = load i64, ptr %15, align 8, !tbaa !5
  %84 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %83) #6
  %85 = load i64, ptr %84, align 8, !tbaa !5
  %86 = icmp slt i64 %85, 0
  br i1 %86, label %87, label %92

87:                                               ; preds = %82
  %88 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEE4backEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  %89 = load i64, ptr %88, align 8, !tbaa !5
  %90 = load i64, ptr %15, align 8, !tbaa !5
  %91 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %90) #6
  store i64 %89, ptr %91, align 8, !tbaa !5
  call void @_ZNSt6vectorIlSaIlEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %92

92:                                               ; preds = %87, %82
  br label %93

93:                                               ; preds = %92
  %94 = load i64, ptr %15, align 8, !tbaa !5
  %95 = add nsw i64 %94, 1
  store i64 %95, ptr %15, align 8, !tbaa !5
  br label %77, !llvm.loop !12

96:                                               ; preds = %81
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #6
  store i64 0, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #6
  store i64 1, ptr %17, align 8, !tbaa !5
  br label %97

97:                                               ; preds = %126, %96
  %98 = load i64, ptr %17, align 8, !tbaa !5
  %99 = add nsw i64 %98, 1
  %100 = load i64, ptr %2, align 8, !tbaa !5
  %101 = icmp slt i64 %99, %100
  br i1 %101, label %103, label %102

102:                                              ; preds = %97
  store i32 11, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  br label %129

103:                                              ; preds = %97
  %104 = load i64, ptr %17, align 8, !tbaa !5
  %105 = sub nsw i64 %104, 1
  %106 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %105) #6
  %107 = load i64, ptr %106, align 8, !tbaa !5
  %108 = load i64, ptr %17, align 8, !tbaa !5
  %109 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %108) #6
  %110 = load i64, ptr %109, align 8, !tbaa !5
  %111 = icmp sgt i64 %107, %110
  br i1 %111, label %112, label %121

112:                                              ; preds = %103
  %113 = load i64, ptr %17, align 8, !tbaa !5
  %114 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %113) #6
  %115 = load i64, ptr %114, align 8, !tbaa !5
  %116 = load i64, ptr %17, align 8, !tbaa !5
  %117 = add nsw i64 %116, 1
  %118 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %117) #6
  %119 = load i64, ptr %118, align 8, !tbaa !5
  %120 = icmp slt i64 %115, %119
  br label %121

121:                                              ; preds = %112, %103
  %122 = phi i1 [ false, %103 ], [ %120, %112 ]
  %123 = zext i1 %122 to i64
  %124 = load i64, ptr %16, align 8, !tbaa !5
  %125 = add nsw i64 %124, %123
  store i64 %125, ptr %16, align 8, !tbaa !5
  br label %126

126:                                              ; preds = %121
  %127 = load i64, ptr %17, align 8, !tbaa !5
  %128 = add nsw i64 %127, 1
  store i64 %128, ptr %17, align 8, !tbaa !5
  br label %97, !llvm.loop !13

129:                                              ; preds = %102
  %130 = load i64, ptr %16, align 8, !tbaa !5
  %131 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %130)
          to label %132 unwind label %138

132:                                              ; preds = %129
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #6
  store i64 0, ptr %18, align 8, !tbaa !5
  br label %133

133:                                              ; preds = %148, %132
  %134 = load i64, ptr %18, align 8, !tbaa !5
  %135 = load i64, ptr %2, align 8, !tbaa !5
  %136 = icmp slt i64 %134, %135
  br i1 %136, label %142, label %137

137:                                              ; preds = %133
  store i32 14, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  br label %155

138:                                              ; preds = %155, %129
  %139 = landingpad { ptr, i32 }
          cleanup
  %140 = extractvalue { ptr, i32 } %139, 0
  store ptr %140, ptr %5, align 8
  %141 = extractvalue { ptr, i32 } %139, 1
  store i32 %141, ptr %6, align 4
  br label %158

142:                                              ; preds = %133
  %143 = load i64, ptr %18, align 8, !tbaa !5
  %144 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %143) #6
  %145 = load i64, ptr %144, align 8, !tbaa !5
  %146 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.3, i64 noundef %145)
          to label %147 unwind label %151

147:                                              ; preds = %142
  br label %148

148:                                              ; preds = %147
  %149 = load i64, ptr %18, align 8, !tbaa !5
  %150 = add nsw i64 %149, 1
  store i64 %150, ptr %18, align 8, !tbaa !5
  br label %133, !llvm.loop !14

151:                                              ; preds = %142
  %152 = landingpad { ptr, i32 }
          cleanup
  %153 = extractvalue { ptr, i32 } %152, 0
  store ptr %153, ptr %5, align 8
  %154 = extractvalue { ptr, i32 } %152, 1
  store i32 %154, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  br label %158

155:                                              ; preds = %137
  %156 = invoke i32 @puts(ptr noundef @.str.4)
          to label %157 unwind label %138

157:                                              ; preds = %155
  store i32 0, ptr %1, align 4
  store i32 1, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #6
  br label %160

158:                                              ; preds = %151, %138
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #6
  br label %159

159:                                              ; preds = %158, %64
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #6
  br label %162

160:                                              ; preds = %157, %50
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #6
  %161 = load i32, ptr %1, align 4
  ret i32 %161

162:                                              ; preds = %159, %51, %39
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %163

163:                                              ; preds = %162, %27
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #6
  br label %164

164:                                              ; preds = %163
  %165 = load ptr, ptr %5, align 8
  %166 = load i32, ptr %6, align 4
  %167 = insertvalue { ptr, i32 } poison, ptr %165, 0
  %168 = insertvalue { ptr, i32 } %167, i32 %166, 1
  resume { ptr, i32 } %168
}

; 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 @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(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 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortISt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPlSt6vectorIlSaIlEEEEEEvT_S9_(ptr noundef, ptr noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEE6rbeginEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEE4rendEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEE4backEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

declare i32 @puts(ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(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 = { 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", !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}
!14 = distinct !{!14, !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<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"class.std::reverse_iterator" = type { %"class.__gnu_cxx::__normal_iterator" }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [1 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 i64, align 8
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca %"class.std::reverse_iterator", align 8
  %5 = alloca %"class.std::reverse_iterator", align 8
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca i64, align 8
  %8 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #6
  %9 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #6
  %10 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #6
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %10, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %11 unwind label %15

11:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  %12 = load i64, ptr %1, align 8, !tbaa !5
  %13 = icmp sgt i64 %12, 0
  br i1 %13, label %.lr.ph, label %._crit_edge.thread

._crit_edge:                                      ; preds = %.lr.ph
  %14 = icmp slt i64 %20, 2
  br i1 %14, label %._crit_edge.thread, label %27

15:                                               ; preds = %0
  %16 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  br label %87

.lr.ph:                                           ; preds = %11, %.lr.ph
  %.02737 = phi i64 [ %19, %.lr.ph ], [ 0, %11 ]
  %17 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %.02737) #6
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %17)
  %19 = add nuw nsw i64 %.02737, 1
  %20 = load i64, ptr %1, align 8, !tbaa !5
  %21 = icmp slt i64 %19, %20
  br i1 %21, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge.thread:                               ; preds = %11, %._crit_edge
  %22 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef 0) #6
  %23 = load i64, ptr %22, align 8, !tbaa !5
  %24 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i64 noundef %23)
  br label %85

25:                                               ; preds = %27
  %26 = landingpad { ptr, i32 }
          cleanup
  br label %86

27:                                               ; preds = %._crit_edge
  call void @_ZNSt6vectorIlSaIlEE6rbeginEv(ptr dead_on_unwind nonnull writable sret(%"class.std::reverse_iterator") align 8 %4, ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  call void @_ZNSt6vectorIlSaIlEE4rendEv(ptr dead_on_unwind nonnull writable sret(%"class.std::reverse_iterator") align 8 %5, ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  invoke void @_ZSt4sortISt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPlSt6vectorIlSaIlEEEEEEvT_S9_(ptr noundef nonnull %4, ptr noundef nonnull %5)
          to label %28 unwind label %25

28:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #6
  %29 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #6
  store i64 -1, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #6
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %29, ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %30 unwind label %35

30:                                               ; preds = %28
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  %31 = load i64, ptr %1, align 8, !tbaa !5
  %32 = icmp sgt i64 %31, 1
  br i1 %32, label %.lr.ph40, label %.preheader36

.preheader36:                                     ; preds = %.lr.ph40, %30
  %33 = phi i64 [ %31, %30 ], [ %41, %.lr.ph40 ]
  %34 = icmp sgt i64 %33, 0
  br i1 %34, label %.lr.ph42, label %._crit_edge46

35:                                               ; preds = %28
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  br label %86

.lr.ph40:                                         ; preds = %30, %.lr.ph40
  %.02638 = phi i64 [ %40, %.lr.ph40 ], [ 1, %30 ]
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEE4backEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  %38 = load i64, ptr %37, align 8, !tbaa !5
  %39 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.02638) #6
  store i64 %38, ptr %39, align 8, !tbaa !5
  call void @_ZNSt6vectorIlSaIlEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  %40 = add nuw nsw i64 %.02638, 2
  %41 = load i64, ptr %1, align 8, !tbaa !5
  %42 = icmp slt i64 %40, %41
  br i1 %42, label %.lr.ph40, label %.preheader36, !llvm.loop !11

.preheader:                                       ; preds = %51
  %43 = icmp sgt i64 %53, 2
  br i1 %43, label %.lr.ph45, label %._crit_edge46

.lr.ph42:                                         ; preds = %.preheader36, %51
  %.02541 = phi i64 [ %52, %51 ], [ 0, %.preheader36 ]
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.02541) #6
  %45 = load i64, ptr %44, align 8, !tbaa !5
  %46 = icmp slt i64 %45, 0
  br i1 %46, label %47, label %51

47:                                               ; preds = %.lr.ph42
  %48 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEE4backEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  %49 = load i64, ptr %48, align 8, !tbaa !5
  %50 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.02541) #6
  store i64 %49, ptr %50, align 8, !tbaa !5
  call void @_ZNSt6vectorIlSaIlEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  br label %51

51:                                               ; preds = %.lr.ph42, %47
  %52 = add nuw nsw i64 %.02541, 1
  %53 = load i64, ptr %1, align 8, !tbaa !5
  %54 = icmp slt i64 %52, %53
  br i1 %54, label %.lr.ph42, label %.preheader, !llvm.loop !12

._crit_edge46:                                    ; preds = %71, %.preheader36, %.preheader
  %.024.lcssa = phi i64 [ 0, %.preheader ], [ 0, %.preheader36 ], [ %74, %71 ]
  %55 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %.024.lcssa)
  %56 = load i64, ptr %1, align 8, !tbaa !5
  %57 = icmp sgt i64 %56, 0
  br i1 %57, label %.lr.ph50, label %._crit_edge51

.lr.ph45:                                         ; preds = %.preheader, %71
  %58 = phi i64 [ %75, %71 ], [ 2, %.preheader ]
  %.02344 = phi i64 [ %58, %71 ], [ 1, %.preheader ]
  %.02443 = phi i64 [ %74, %71 ], [ 0, %.preheader ]
  %59 = add nsw i64 %.02344, -1
  %60 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %59) #6
  %61 = load i64, ptr %60, align 8, !tbaa !5
  %62 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.02344) #6
  %63 = load i64, ptr %62, align 8, !tbaa !5
  %64 = icmp sgt i64 %61, %63
  br i1 %64, label %65, label %71

65:                                               ; preds = %.lr.ph45
  %66 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.02344) #6
  %67 = load i64, ptr %66, align 8, !tbaa !5
  %68 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %58) #6
  %69 = load i64, ptr %68, align 8, !tbaa !5
  %70 = icmp slt i64 %67, %69
  br label %71

71:                                               ; preds = %65, %.lr.ph45
  %72 = phi i1 [ false, %.lr.ph45 ], [ %70, %65 ]
  %73 = zext i1 %72 to i64
  %74 = add nuw nsw i64 %.02443, %73
  %75 = add nuw nsw i64 %58, 1
  %76 = load i64, ptr %1, align 8, !tbaa !5
  %77 = icmp slt i64 %75, %76
  br i1 %77, label %.lr.ph45, label %._crit_edge46, !llvm.loop !13

._crit_edge51:                                    ; preds = %.lr.ph50, %._crit_edge46
  %78 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.4)
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  br label %85

.lr.ph50:                                         ; preds = %._crit_edge46, %.lr.ph50
  %.048 = phi i64 [ %82, %.lr.ph50 ], [ 0, %._crit_edge46 ]
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.048) #6
  %80 = load i64, ptr %79, align 8, !tbaa !5
  %81 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i64 noundef %80)
  %82 = add nuw nsw i64 %.048, 1
  %83 = load i64, ptr %1, align 8, !tbaa !5
  %84 = icmp slt i64 %82, %83
  br i1 %84, label %.lr.ph50, label %._crit_edge51, !llvm.loop !14

85:                                               ; preds = %._crit_edge51, %._crit_edge.thread
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  ret i32 0

86:                                               ; preds = %35, %25
  %.pn = phi { ptr, i32 } [ %36, %35 ], [ %26, %25 ]
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  br label %87

87:                                               ; preds = %86, %15
  %.pn.pn = phi { ptr, i32 } [ %.pn, %86 ], [ %16, %15 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  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 @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(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 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 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 void @_ZSt4sortISt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPlSt6vectorIlSaIlEEEEEEvT_S9_(ptr noundef, ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEE6rbeginEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEE4rendEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEE4backEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEE8pop_backEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(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 = { 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", !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}
!14 = distinct !{!14, !10}


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