; LLVM IR from AnneLivia/Competitive-Programming :: Online Judges/URI/1121 (main)

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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.7" = type { i8 }
%"class.std::vector.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.12" = type { i8 }

@grid = external dso_local global %"class.std::vector", align 8
@vi = external dso_local global %"class.std::vector.0", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i8, align 1
  %9 = alloca i8, align 1
  %10 = alloca %"class.std::vector.5", align 8
  %11 = alloca i8, align 1
  %12 = alloca %"class.std::allocator.7", align 1
  %13 = alloca ptr, align 8
  %14 = alloca i32, align 4
  %15 = alloca %"class.std::vector.10", align 8
  %16 = alloca i32, align 4
  %17 = alloca %"class.std::allocator.12", align 1
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #7
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #7
  br label %21

21:                                               ; preds = %132, %0
  %22 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %24 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %23, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %25 = load ptr, ptr %24, align 8, !tbaa !5
  %26 = getelementptr i8, ptr %25, i64 -24
  %27 = load i64, ptr %26, align 8
  %28 = getelementptr inbounds i8, ptr %24, i64 %27
  %29 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %28)
  br i1 %29, label %30, label %39

30:                                               ; preds = %21
  %31 = load i32, ptr %2, align 4, !tbaa !8
  %32 = icmp ne i32 %31, 0
  br i1 %32, label %33, label %39

33:                                               ; preds = %30
  %34 = load i32, ptr %3, align 4, !tbaa !8
  %35 = icmp ne i32 %34, 0
  br i1 %35, label %36, label %39

36:                                               ; preds = %33
  %37 = load i32, ptr %4, align 4, !tbaa !8
  %38 = icmp ne i32 %37, 0
  br label %39

39:                                               ; preds = %36, %33, %30, %21
  %40 = phi i1 [ false, %33 ], [ false, %30 ], [ false, %21 ], [ %38, %36 ]
  br i1 %40, label %41, label %136

41:                                               ; preds = %39
  store i32 0, ptr %6, align 4, !tbaa !8
  store i32 0, ptr %5, align 4, !tbaa !8
  store i32 0, ptr %7, align 4, !tbaa !8
  %42 = load i32, ptr %2, align 4, !tbaa !8
  %43 = sext i32 %42 to i64
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #7
  %44 = load i32, ptr %3, align 4, !tbaa !8
  %45 = sext i32 %44 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #7
  store i8 46, ptr %11, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 1, ptr %12) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #7
  invoke void @_ZNSt6vectorIcSaIcEEC2EmRKcRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %45, ptr noundef nonnull align 1 dereferenceable(1) %11, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %46 unwind label %59

46:                                               ; preds = %41
  invoke void @_ZNSt6vectorIS_IcSaIcEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) @grid, i64 noundef %43, ptr noundef nonnull align 8 dereferenceable(24) %10)
          to label %47 unwind label %63

47:                                               ; preds = %46
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #7
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #7
  %48 = load i32, ptr %2, align 4, !tbaa !8
  %49 = sext i32 %48 to i64
  call void @llvm.lifetime.start.p0(i64 24, ptr %15) #7
  %50 = load i32, ptr %3, align 4, !tbaa !8
  %51 = sext i32 %50 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #7
  store i32 0, ptr %16, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef %51, ptr noundef nonnull align 4 dereferenceable(4) %16, ptr noundef nonnull align 1 dereferenceable(1) %17)
          to label %52 unwind label %68

52:                                               ; preds = %47
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) @vi, i64 noundef %49, ptr noundef nonnull align 8 dereferenceable(24) %15)
          to label %53 unwind label %72

53:                                               ; preds = %52
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %15) #7
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %15) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #7
  store i32 0, ptr %18, align 4, !tbaa !8
  br label %54

54:                                               ; preds = %116, %53
  %55 = load i32, ptr %18, align 4, !tbaa !8
  %56 = load i32, ptr %2, align 4, !tbaa !8
  %57 = icmp slt i32 %55, %56
  br i1 %57, label %77, label %58

58:                                               ; preds = %54
  store i32 4, ptr %19, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #7
  br label %119

59:                                               ; preds = %41
  %60 = landingpad { ptr, i32 }
          cleanup
  %61 = extractvalue { ptr, i32 } %60, 0
  store ptr %61, ptr %13, align 8
  %62 = extractvalue { ptr, i32 } %60, 1
  store i32 %62, ptr %14, align 4
  br label %67

63:                                               ; preds = %46
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %13, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %14, align 4
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #7
  br label %67

67:                                               ; preds = %63, %59
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #7
  br label %138

68:                                               ; preds = %47
  %69 = landingpad { ptr, i32 }
          cleanup
  %70 = extractvalue { ptr, i32 } %69, 0
  store ptr %70, ptr %13, align 8
  %71 = extractvalue { ptr, i32 } %69, 1
  store i32 %71, ptr %14, align 4
  br label %76

72:                                               ; preds = %52
  %73 = landingpad { ptr, i32 }
          cleanup
  %74 = extractvalue { ptr, i32 } %73, 0
  store ptr %74, ptr %13, align 8
  %75 = extractvalue { ptr, i32 } %73, 1
  store i32 %75, ptr %14, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %15) #7
  br label %76

76:                                               ; preds = %72, %68
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %15) #7
  br label %138

77:                                               ; preds = %54
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #7
  store i32 0, ptr %20, align 4, !tbaa !8
  br label %78

78:                                               ; preds = %112, %77
  %79 = load i32, ptr %20, align 4, !tbaa !8
  %80 = load i32, ptr %3, align 4, !tbaa !8
  %81 = icmp slt i32 %79, %80
  br i1 %81, label %83, label %82

82:                                               ; preds = %78
  store i32 7, ptr %19, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #7
  br label %115

83:                                               ; preds = %78
  %84 = load i32, ptr %18, align 4, !tbaa !8
  %85 = sext i32 %84 to i64
  %86 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IcSaIcEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @grid, i64 noundef %85) #7
  %87 = load i32, ptr %20, align 4, !tbaa !8
  %88 = sext i32 %87 to i64
  %89 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %86, i64 noundef %88) #7
  %90 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 1 dereferenceable(1) %89)
  %91 = load i32, ptr %18, align 4, !tbaa !8
  %92 = sext i32 %91 to i64
  %93 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IcSaIcEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @grid, i64 noundef %92) #7
  %94 = load i32, ptr %20, align 4, !tbaa !8
  %95 = sext i32 %94 to i64
  %96 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %93, i64 noundef %95) #7
  %97 = load i8, ptr %96, align 1, !tbaa !11
  %98 = sext i8 %97 to i32
  %99 = call i32 @isalpha(i32 noundef %98) #8
  %100 = icmp ne i32 %99, 0
  br i1 %100, label %101, label %111

101:                                              ; preds = %83
  %102 = load i32, ptr %18, align 4, !tbaa !8
  %103 = sext i32 %102 to i64
  %104 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IcSaIcEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @grid, i64 noundef %103) #7
  %105 = load i32, ptr %20, align 4, !tbaa !8
  %106 = sext i32 %105 to i64
  %107 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %104, i64 noundef %106) #7
  %108 = load i8, ptr %107, align 1, !tbaa !11
  store i8 %108, ptr %8, align 1, !tbaa !11
  %109 = load i32, ptr %18, align 4, !tbaa !8
  store i32 %109, ptr %5, align 4, !tbaa !8
  %110 = load i32, ptr %20, align 4, !tbaa !8
  store i32 %110, ptr %6, align 4, !tbaa !8
  br label %111

111:                                              ; preds = %101, %83
  br label %112

112:                                              ; preds = %111
  %113 = load i32, ptr %20, align 4, !tbaa !8
  %114 = add nsw i32 %113, 1
  store i32 %114, ptr %20, align 4, !tbaa !8
  br label %78, !llvm.loop !12

115:                                              ; preds = %82
  br label %116

116:                                              ; preds = %115
  %117 = load i32, ptr %18, align 4, !tbaa !8
  %118 = add nsw i32 %117, 1
  store i32 %118, ptr %18, align 4, !tbaa !8
  br label %54, !llvm.loop !14

119:                                              ; preds = %58
  br label %120

120:                                              ; preds = %131, %119
  %121 = load i32, ptr %4, align 4, !tbaa !8
  %122 = add nsw i32 %121, -1
  store i32 %122, ptr %4, align 4, !tbaa !8
  %123 = icmp ne i32 %121, 0
  br i1 %123, label %124, label %132

124:                                              ; preds = %120
  %125 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 1 dereferenceable(1) %9)
  %126 = load i8, ptr %9, align 1, !tbaa !11
  %127 = sext i8 %126 to i32
  %128 = icmp ne i32 %127, 70
  br i1 %128, label %129, label %130

129:                                              ; preds = %124
  call void @_Z16change_directionRKcRc(ptr noundef nonnull align 1 dereferenceable(1) %9, ptr noundef nonnull align 1 dereferenceable(1) %8)
  br label %131

130:                                              ; preds = %124
  call void @_Z10move_robotRKcRiS1_S1_(ptr noundef nonnull align 1 dereferenceable(1) %8, ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
  br label %131

131:                                              ; preds = %130, %129
  br label %120, !llvm.loop !15

132:                                              ; preds = %120
  %133 = load i32, ptr %7, align 4, !tbaa !8
  %134 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %133)
  %135 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %134, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %21, !llvm.loop !16

136:                                              ; preds = %39
  store i32 0, ptr %1, align 4
  store i32 1, ptr %19, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %137 = load i32, ptr %1, align 4
  ret i32 %137

138:                                              ; preds = %76, %67
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %139

139:                                              ; preds = %138
  %140 = load ptr, ptr %13, align 8
  %141 = load i32, ptr %14, align 4
  %142 = insertvalue { ptr, i32 } poison, ptr %140, 0
  %143 = insertvalue { ptr, i32 } %142, i32 %141, 1
  resume { ptr, i32 } %143
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IcSaIcEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEEC2EmRKcRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 1 dereferenceable(1)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IcSaIcEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: nounwind willreturn memory(read)
declare i32 @isalpha(i32 noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z16change_directionRKcRc(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z10move_robotRKcRiS1_S1_(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #3 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)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 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 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 willreturn memory(read) "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }
attributes #8 = { nounwind willreturn memory(read) }

!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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!10, !10, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}
!15 = distinct !{!15, !13}
!16 = distinct !{!16, !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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.7" = type { i8 }
%"class.std::vector.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.12" = type { i8 }

@grid = external dso_local global %"class.std::vector", align 8
@vi = external dso_local global %"class.std::vector.0", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i8, align 1
  %8 = alloca i8, align 1
  %9 = alloca %"class.std::vector.5", align 8
  %10 = alloca i8, align 1
  %11 = alloca %"class.std::allocator.7", align 1
  %12 = alloca %"class.std::vector.10", align 8
  %13 = alloca i32, align 4
  %14 = alloca %"class.std::allocator.12", align 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #7
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #7
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #7
  br label %15

15:                                               ; preds = %._crit_edge35, %0
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %16, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %17, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %19 = load ptr, ptr %18, align 8, !tbaa !5
  %20 = getelementptr i8, ptr %19, i64 -24
  %21 = load i64, ptr %20, align 8
  %22 = getelementptr inbounds i8, ptr %18, i64 %21
  %23 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %22)
  %24 = load i32, ptr %1, align 4
  %25 = icmp ne i32 %24, 0
  %or.cond = select i1 %23, i1 %25, i1 false
  %26 = load i32, ptr %2, align 4
  %27 = icmp ne i32 %26, 0
  %or.cond3 = select i1 %or.cond, i1 %27, i1 false
  %28 = load i32, ptr %3, align 4
  %29 = icmp ne i32 %28, 0
  %or.cond5 = select i1 %or.cond3, i1 %29, i1 false
  br i1 %or.cond5, label %30, label %.critedge

30:                                               ; preds = %15
  store i32 0, ptr %5, align 4, !tbaa !8
  store i32 0, ptr %4, align 4, !tbaa !8
  store i32 0, ptr %6, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %9) #7
  %31 = sext i32 %26 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #7
  store i8 46, ptr %10, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %11) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #7
  invoke void @_ZNSt6vectorIcSaIcEEC2EmRKcRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %31, ptr noundef nonnull align 1 dereferenceable(1) %10, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %32 unwind label %51

32:                                               ; preds = %30
  %33 = sext i32 %24 to i64
  invoke void @_ZNSt6vectorIS_IcSaIcEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) @grid, i64 noundef %33, ptr noundef nonnull align 8 dereferenceable(24) %9)
          to label %34 unwind label %53

34:                                               ; preds = %32
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #7
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #7
  %35 = load i32, ptr %1, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %12) #7
  %36 = load i32, ptr %2, align 4, !tbaa !8
  %37 = sext i32 %36 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %13) #7
  store i32 0, ptr %13, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %14) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %37, ptr noundef nonnull align 4 dereferenceable(4) %13, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %38 unwind label %56

38:                                               ; preds = %34
  %39 = sext i32 %35 to i64
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) @vi, i64 noundef %39, ptr noundef nonnull align 8 dereferenceable(24) %12)
          to label %40 unwind label %58

40:                                               ; preds = %38
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #7
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %14) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %12) #7
  %41 = load i32, ptr %1, align 4, !tbaa !8
  %42 = icmp sgt i32 %41, 0
  %43 = load i32, ptr %2, align 4
  %44 = icmp sgt i32 %43, 0
  %or.cond42 = select i1 %42, i1 %44, i1 false
  br i1 %or.cond42, label %.preheader, label %.preheader30

.preheader30:                                     ; preds = %._crit_edge, %40
  %45 = load i32, ptr %3, align 4, !tbaa !8
  %46 = add nsw i32 %45, -1
  store i32 %46, ptr %3, align 4, !tbaa !8
  %.not33 = icmp eq i32 %45, 0
  br i1 %.not33, label %._crit_edge35, label %.lr.ph34

.preheader:                                       ; preds = %40, %._crit_edge
  %47 = phi i32 [ %61, %._crit_edge ], [ %41, %40 ]
  %48 = phi i32 [ %62, %._crit_edge ], [ %43, %40 ]
  %indvars.iv38 = phi i64 [ %indvars.iv.next39, %._crit_edge ], [ 0, %40 ]
  %49 = icmp sgt i32 %48, 0
  br i1 %49, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %.preheader
  %50 = trunc nuw nsw i64 %indvars.iv38 to i32
  br label %65

51:                                               ; preds = %30
  %52 = landingpad { ptr, i32 }
          cleanup
  br label %55

53:                                               ; preds = %32
  %54 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #7
  br label %55

55:                                               ; preds = %53, %51
  %.pn = phi { ptr, i32 } [ %54, %53 ], [ %52, %51 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #7
  br label %93

56:                                               ; preds = %34
  %57 = landingpad { ptr, i32 }
          cleanup
  br label %60

58:                                               ; preds = %38
  %59 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #7
  br label %60

60:                                               ; preds = %58, %56
  %.pn25 = phi { ptr, i32 } [ %59, %58 ], [ %57, %56 ]
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %14) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %12) #7
  br label %93

._crit_edge.loopexit:                             ; preds = %79
  %.pre = load i32, ptr %1, align 4, !tbaa !8
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.preheader
  %61 = phi i32 [ %.pre, %._crit_edge.loopexit ], [ %47, %.preheader ]
  %62 = phi i32 [ %80, %._crit_edge.loopexit ], [ %48, %.preheader ]
  %indvars.iv.next39 = add nuw nsw i64 %indvars.iv38, 1
  %63 = sext i32 %61 to i64
  %64 = icmp slt i64 %indvars.iv.next39, %63
  br i1 %64, label %.preheader, label %.preheader30, !llvm.loop !12

65:                                               ; preds = %.lr.ph, %79
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %79 ]
  %66 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IcSaIcEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @grid, i64 noundef %indvars.iv38) #7
  %67 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %66, i64 noundef %indvars.iv) #7
  %68 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 1 dereferenceable(1) %67)
  %69 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IcSaIcEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @grid, i64 noundef %indvars.iv38) #7
  %70 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %69, i64 noundef %indvars.iv) #7
  %71 = load i8, ptr %70, align 1, !tbaa !11
  %72 = sext i8 %71 to i32
  %73 = call i32 @isalpha(i32 noundef %72) #8
  %.not29 = icmp eq i32 %73, 0
  br i1 %.not29, label %79, label %74

74:                                               ; preds = %65
  %75 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IcSaIcEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @grid, i64 noundef %indvars.iv38) #7
  %76 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %75, i64 noundef %indvars.iv) #7
  %77 = load i8, ptr %76, align 1, !tbaa !11
  store i8 %77, ptr %7, align 1, !tbaa !11
  store i32 %50, ptr %4, align 4, !tbaa !8
  %78 = trunc nuw nsw i64 %indvars.iv to i32
  store i32 %78, ptr %5, align 4, !tbaa !8
  br label %79

79:                                               ; preds = %65, %74
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %80 = load i32, ptr %2, align 4, !tbaa !8
  %81 = sext i32 %80 to i64
  %82 = icmp slt i64 %indvars.iv.next, %81
  br i1 %82, label %65, label %._crit_edge.loopexit, !llvm.loop !15

.lr.ph34:                                         ; preds = %.preheader30, %87
  %83 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 1 dereferenceable(1) %8)
  %84 = load i8, ptr %8, align 1, !tbaa !11
  %.not28 = icmp eq i8 %84, 70
  br i1 %.not28, label %86, label %85

85:                                               ; preds = %.lr.ph34
  call void @_Z16change_directionRKcRc(ptr noundef nonnull align 1 dereferenceable(1) %8, ptr noundef nonnull align 1 dereferenceable(1) %7)
  br label %87

86:                                               ; preds = %.lr.ph34
  call void @_Z10move_robotRKcRiS1_S1_(ptr noundef nonnull align 1 dereferenceable(1) %7, ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %6)
  br label %87

87:                                               ; preds = %86, %85
  %88 = load i32, ptr %3, align 4, !tbaa !8
  %89 = add nsw i32 %88, -1
  store i32 %89, ptr %3, align 4, !tbaa !8
  %.not = icmp eq i32 %88, 0
  br i1 %.not, label %._crit_edge35, label %.lr.ph34, !llvm.loop !16

._crit_edge35:                                    ; preds = %87, %.preheader30
  %90 = load i32, ptr %6, align 4, !tbaa !8
  %91 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %90)
  %92 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %91, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %15, !llvm.loop !17

.critedge:                                        ; preds = %15
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0

93:                                               ; preds = %60, %55
  %.pn25.pn = phi { ptr, i32 } [ %.pn25, %60 ], [ %.pn, %55 ]
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn25.pn
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IcSaIcEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEEC2EmRKcRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; 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 uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE6assignEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcEERSt13basic_istreamIT_T0_ES6_RS3_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IcSaIcEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nofree nounwind willreturn memory(read)
declare i32 @isalpha(i32 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z16change_directionRKcRc(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z10move_robotRKcRiS1_S1_(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #2

; 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 #3 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)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 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 = { "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 = { 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 = { mustprogress nofree nounwind willreturn memory(read) "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }
attributes #8 = { nounwind willreturn memory(read) }

!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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!10, !10, i64 0}
!12 = distinct !{!12, !13, !14}
!13 = !{!"llvm.loop.mustprogress"}
!14 = !{!"llvm.loop.unswitch.partial.disable"}
!15 = distinct !{!15, !13}
!16 = distinct !{!16, !13}
!17 = distinct !{!17, !13}


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