; LLVM IR from manishbisht/Competitive-Programming :: Codeforces/Codeforces Round #370 (Div. 2) (Memory and Trident)

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

@i = external dso_local global i64, align 8
@a = external dso_local global i64, align 8
@b = external dso_local global i64, align 8
@c = external dso_local global i64, align 8
@d = external dso_local global i64, align 8
@temp = external dso_local global i64, align 8
@ans = external dso_local global i64, align 8
@_Z1sB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %2 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11)
  store i64 0, ptr @a, align 8, !tbaa !5
  store i64 0, ptr @b, align 8, !tbaa !5
  store i64 0, ptr @c, align 8, !tbaa !5
  store i64 0, ptr @d, align 8, !tbaa !5
  %3 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %4 = icmp eq i64 %3, 2
  br i1 %4, label %5, label %40

5:                                                ; preds = %0
  %6 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0)
  %7 = load i8, ptr %6, align 1, !tbaa !9
  %8 = sext i8 %7 to i32
  %9 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 1)
  %10 = load i8, ptr %9, align 1, !tbaa !9
  %11 = sext i8 %10 to i32
  %12 = icmp eq i32 %8, %11
  br i1 %12, label %13, label %16

13:                                               ; preds = %5
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  %15 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %39

16:                                               ; preds = %5
  %17 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef @.str.2)
  br i1 %17, label %32, label %18

18:                                               ; preds = %16
  %19 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef @.str.3)
  br i1 %19, label %32, label %20

20:                                               ; preds = %18
  %21 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef @.str.4)
  br i1 %21, label %32, label %22

22:                                               ; preds = %20
  %23 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef @.str.5)
  br i1 %23, label %32, label %24

24:                                               ; preds = %22
  %25 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef @.str.6)
  br i1 %25, label %32, label %26

26:                                               ; preds = %24
  %27 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef @.str.7)
  br i1 %27, label %32, label %28

28:                                               ; preds = %26
  %29 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef @.str.8)
  br i1 %29, label %32, label %30

30:                                               ; preds = %28
  %31 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef @.str.9)
  br i1 %31, label %32, label %35

32:                                               ; preds = %30, %28, %26, %24, %22, %20, %18, %16
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  %34 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %33, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %38

35:                                               ; preds = %30
  %36 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.10)
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %36, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %38

38:                                               ; preds = %35, %32
  br label %39

39:                                               ; preds = %38, %13
  br label %40

40:                                               ; preds = %39, %0
  %41 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %42 = urem i64 %41, 4
  %43 = icmp eq i64 %42, 0
  br i1 %43, label %44, label %131

44:                                               ; preds = %40
  %45 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %46 = udiv i64 %45, 4
  store i64 %46, ptr @temp, align 8, !tbaa !5
  store i64 0, ptr @i, align 8, !tbaa !5
  br label %47

47:                                               ; preds = %84, %44
  %48 = load i64, ptr @i, align 8, !tbaa !5
  %49 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %50 = icmp ult i64 %48, %49
  br i1 %50, label %51, label %87

51:                                               ; preds = %47
  %52 = load i64, ptr @i, align 8, !tbaa !5
  %53 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %52)
  %54 = load i8, ptr %53, align 1, !tbaa !9
  %55 = sext i8 %54 to i32
  %56 = icmp eq i32 %55, 76
  br i1 %56, label %57, label %60

57:                                               ; preds = %51
  %58 = load i64, ptr @a, align 8, !tbaa !5
  %59 = add nsw i64 %58, 1
  store i64 %59, ptr @a, align 8, !tbaa !5
  br label %83

60:                                               ; preds = %51
  %61 = load i64, ptr @i, align 8, !tbaa !5
  %62 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %61)
  %63 = load i8, ptr %62, align 1, !tbaa !9
  %64 = sext i8 %63 to i32
  %65 = icmp eq i32 %64, 82
  br i1 %65, label %66, label %69

66:                                               ; preds = %60
  %67 = load i64, ptr @b, align 8, !tbaa !5
  %68 = add nsw i64 %67, 1
  store i64 %68, ptr @b, align 8, !tbaa !5
  br label %82

69:                                               ; preds = %60
  %70 = load i64, ptr @i, align 8, !tbaa !5
  %71 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %70)
  %72 = load i8, ptr %71, align 1, !tbaa !9
  %73 = sext i8 %72 to i32
  %74 = icmp eq i32 %73, 85
  br i1 %74, label %75, label %78

75:                                               ; preds = %69
  %76 = load i64, ptr @c, align 8, !tbaa !5
  %77 = add nsw i64 %76, 1
  store i64 %77, ptr @c, align 8, !tbaa !5
  br label %81

78:                                               ; preds = %69
  %79 = load i64, ptr @d, align 8, !tbaa !5
  %80 = add nsw i64 %79, 1
  store i64 %80, ptr @d, align 8, !tbaa !5
  br label %81

81:                                               ; preds = %78, %75
  br label %82

82:                                               ; preds = %81, %66
  br label %83

83:                                               ; preds = %82, %57
  br label %84

84:                                               ; preds = %83
  %85 = load i64, ptr @i, align 8, !tbaa !5
  %86 = add nsw i64 %85, 1
  store i64 %86, ptr @i, align 8, !tbaa !5
  br label %47, !llvm.loop !10

87:                                               ; preds = %47
  %88 = load i64, ptr @a, align 8, !tbaa !5
  %89 = load i64, ptr @temp, align 8, !tbaa !5
  %90 = icmp sgt i64 %88, %89
  br i1 %90, label %91, label %97

91:                                               ; preds = %87
  %92 = load i64, ptr @ans, align 8, !tbaa !5
  %93 = load i64, ptr @a, align 8, !tbaa !5
  %94 = load i64, ptr @temp, align 8, !tbaa !5
  %95 = sub nsw i64 %93, %94
  %96 = add nsw i64 %92, %95
  store i64 %96, ptr @ans, align 8, !tbaa !5
  br label %97

97:                                               ; preds = %91, %87
  %98 = load i64, ptr @b, align 8, !tbaa !5
  %99 = load i64, ptr @temp, align 8, !tbaa !5
  %100 = icmp sgt i64 %98, %99
  br i1 %100, label %101, label %107

101:                                              ; preds = %97
  %102 = load i64, ptr @ans, align 8, !tbaa !5
  %103 = load i64, ptr @b, align 8, !tbaa !5
  %104 = load i64, ptr @temp, align 8, !tbaa !5
  %105 = sub nsw i64 %103, %104
  %106 = add nsw i64 %102, %105
  store i64 %106, ptr @ans, align 8, !tbaa !5
  br label %107

107:                                              ; preds = %101, %97
  %108 = load i64, ptr @c, align 8, !tbaa !5
  %109 = load i64, ptr @temp, align 8, !tbaa !5
  %110 = icmp sgt i64 %108, %109
  br i1 %110, label %111, label %117

111:                                              ; preds = %107
  %112 = load i64, ptr @ans, align 8, !tbaa !5
  %113 = load i64, ptr @c, align 8, !tbaa !5
  %114 = load i64, ptr @temp, align 8, !tbaa !5
  %115 = sub nsw i64 %113, %114
  %116 = add nsw i64 %112, %115
  store i64 %116, ptr @ans, align 8, !tbaa !5
  br label %117

117:                                              ; preds = %111, %107
  %118 = load i64, ptr @d, align 8, !tbaa !5
  %119 = load i64, ptr @temp, align 8, !tbaa !5
  %120 = icmp sgt i64 %118, %119
  br i1 %120, label %121, label %127

121:                                              ; preds = %117
  %122 = load i64, ptr @ans, align 8, !tbaa !5
  %123 = load i64, ptr @d, align 8, !tbaa !5
  %124 = load i64, ptr @temp, align 8, !tbaa !5
  %125 = sub nsw i64 %123, %124
  %126 = add nsw i64 %122, %125
  store i64 %126, ptr @ans, align 8, !tbaa !5
  br label %127

127:                                              ; preds = %121, %117
  %128 = load i64, ptr @ans, align 8, !tbaa !5
  %129 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %128)
  %130 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %129, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %134

131:                                              ; preds = %40
  %132 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.11)
  %133 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %132, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %134

134:                                              ; preds = %131, %127
  ret i32 0
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 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)) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #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 = { "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 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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 #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 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 #6 = { nounwind }

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

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


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

@i = external dso_local local_unnamed_addr global i64, align 8
@a = external dso_local local_unnamed_addr global i64, align 8
@b = external dso_local local_unnamed_addr global i64, align 8
@c = external dso_local local_unnamed_addr global i64, align 8
@d = external dso_local local_unnamed_addr global i64, align 8
@temp = external dso_local local_unnamed_addr global i64, align 8
@ans = external dso_local local_unnamed_addr global i64, align 8
@_Z1sB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11)
  store i64 0, ptr @a, align 8, !tbaa !5
  store i64 0, ptr @b, align 8, !tbaa !5
  store i64 0, ptr @c, align 8, !tbaa !5
  store i64 0, ptr @d, align 8, !tbaa !5
  %2 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %3 = icmp eq i64 %2, 2
  br i1 %3, label %4, label %28

4:                                                ; preds = %0
  %5 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0)
  %6 = load i8, ptr %5, align 1, !tbaa !9
  %7 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 1)
  %8 = load i8, ptr %7, align 1, !tbaa !9
  %9 = icmp eq i8 %6, %8
  br i1 %9, label %.sink.split, label %10

10:                                               ; preds = %4
  %11 = tail call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull @.str.2)
  br i1 %11, label %.sink.split, label %12

12:                                               ; preds = %10
  %13 = tail call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull @.str.3)
  br i1 %13, label %.sink.split, label %14

14:                                               ; preds = %12
  %15 = tail call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull @.str.4)
  br i1 %15, label %.sink.split, label %16

16:                                               ; preds = %14
  %17 = tail call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull @.str.5)
  br i1 %17, label %.sink.split, label %18

18:                                               ; preds = %16
  %19 = tail call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull @.str.6)
  br i1 %19, label %.sink.split, label %20

20:                                               ; preds = %18
  %21 = tail call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull @.str.7)
  br i1 %21, label %.sink.split, label %22

22:                                               ; preds = %20
  %23 = tail call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull @.str.8)
  br i1 %23, label %.sink.split, label %24

24:                                               ; preds = %22
  %25 = tail call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull @.str.9)
  %spec.select = select i1 %25, ptr @.str, ptr @.str.10
  br label %.sink.split

.sink.split:                                      ; preds = %24, %10, %12, %14, %16, %18, %20, %22, %4
  %.str.sink = phi ptr [ @.str, %4 ], [ @.str, %22 ], [ @.str, %20 ], [ @.str, %18 ], [ @.str, %16 ], [ @.str, %14 ], [ @.str, %12 ], [ @.str, %10 ], [ %spec.select, %24 ]
  %26 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull %.str.sink)
  %27 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %26, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %28

28:                                               ; preds = %.sink.split, %0
  %29 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %30 = and i64 %29, 3
  %31 = icmp eq i64 %30, 0
  br i1 %31, label %32, label %84

32:                                               ; preds = %28
  %33 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %34 = lshr i64 %33, 2
  store i64 %34, ptr @temp, align 8, !tbaa !5
  store i64 0, ptr @i, align 8, !tbaa !5
  %35 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %.not = icmp eq i64 %35, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %32, %50
  %36 = load i64, ptr @i, align 8, !tbaa !5
  %37 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %36)
  %38 = load i8, ptr %37, align 1, !tbaa !9
  %39 = icmp eq i8 %38, 76
  br i1 %39, label %50, label %40

40:                                               ; preds = %.lr.ph
  %41 = load i64, ptr @i, align 8, !tbaa !5
  %42 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %41)
  %43 = load i8, ptr %42, align 1, !tbaa !9
  %44 = icmp eq i8 %43, 82
  br i1 %44, label %50, label %45

45:                                               ; preds = %40
  %46 = load i64, ptr @i, align 8, !tbaa !5
  %47 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %46)
  %48 = load i8, ptr %47, align 1, !tbaa !9
  %49 = icmp eq i8 %48, 85
  %c.d = select i1 %49, ptr @c, ptr @d
  br label %50

50:                                               ; preds = %45, %40, %.lr.ph
  %a.sink12 = phi ptr [ @a, %.lr.ph ], [ @b, %40 ], [ %c.d, %45 ]
  %51 = load i64, ptr %a.sink12, align 8, !tbaa !5
  %52 = add nsw i64 %51, 1
  store i64 %52, ptr %a.sink12, align 8, !tbaa !5
  %53 = load i64, ptr @i, align 8, !tbaa !5
  %54 = add nsw i64 %53, 1
  store i64 %54, ptr @i, align 8, !tbaa !5
  %55 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %56 = icmp ult i64 %54, %55
  br i1 %56, label %.lr.ph, label %._crit_edge, !llvm.loop !10

._crit_edge:                                      ; preds = %50, %32
  %57 = load i64, ptr @a, align 8, !tbaa !5
  %58 = load i64, ptr @temp, align 8, !tbaa !5
  %59 = icmp sgt i64 %57, %58
  %.pre.pre.pre.pre = load i64, ptr @ans, align 8, !tbaa !5
  br i1 %59, label %60, label %63

60:                                               ; preds = %._crit_edge
  %61 = sub i64 %57, %58
  %62 = add nsw i64 %61, %.pre.pre.pre.pre
  store i64 %62, ptr @ans, align 8, !tbaa !5
  br label %63

63:                                               ; preds = %60, %._crit_edge
  %.pre.pre.pre = phi i64 [ %62, %60 ], [ %.pre.pre.pre.pre, %._crit_edge ]
  %64 = load i64, ptr @b, align 8, !tbaa !5
  %65 = icmp sgt i64 %64, %58
  br i1 %65, label %66, label %69

66:                                               ; preds = %63
  %67 = sub i64 %64, %58
  %68 = add nsw i64 %67, %.pre.pre.pre
  store i64 %68, ptr @ans, align 8, !tbaa !5
  br label %69

69:                                               ; preds = %66, %63
  %.pre.pre = phi i64 [ %68, %66 ], [ %.pre.pre.pre, %63 ]
  %70 = load i64, ptr @c, align 8, !tbaa !5
  %71 = icmp sgt i64 %70, %58
  br i1 %71, label %72, label %75

72:                                               ; preds = %69
  %73 = sub i64 %70, %58
  %74 = add nsw i64 %73, %.pre.pre
  store i64 %74, ptr @ans, align 8, !tbaa !5
  br label %75

75:                                               ; preds = %72, %69
  %.pre = phi i64 [ %74, %72 ], [ %.pre.pre, %69 ]
  %76 = load i64, ptr @d, align 8, !tbaa !5
  %77 = icmp sgt i64 %76, %58
  br i1 %77, label %78, label %81

78:                                               ; preds = %75
  %79 = sub i64 %76, %58
  %80 = add nsw i64 %79, %.pre
  store i64 %80, ptr @ans, align 8, !tbaa !5
  br label %81

81:                                               ; preds = %78, %75
  %82 = phi i64 [ %80, %78 ], [ %.pre, %75 ]
  %83 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %82)
  br label %86

84:                                               ; preds = %28
  %85 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.11)
  br label %86

86:                                               ; preds = %84, %81
  %.sink = phi ptr [ %85, %84 ], [ %83, %81 ]
  %87 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %.sink, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  ret i32 0
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #3

; 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 #4 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)) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #5

; 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 #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 = { "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 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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 #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 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 #6 = { nounwind }

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

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


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