; LLVM IR from Aryansh-S/USACO :: algo_ds/DP/CSES (remdig)

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

@CLK = external dso_local global %"class.std::chrono::time_point", align 8
@n = external dso_local global i32, align 4
@dp = external dso_local global [10000000 x i32], align 16
@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external global ptr, align 8
@.str.5 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external global ptr, align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str.7 = external hidden unnamed_addr constant [4 x i8], align 1

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

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

; Function Attrs: nounwind
declare i64 @_ZNSt6chrono3_V212steady_clock3nowEv() #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::chrono::time_point", align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca ptr, align 8
  %15 = alloca ptr, align 8
  %16 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %17 = call noalias ptr @fopen(ptr noundef @.str, ptr noundef @.str.4)
  %18 = icmp ne ptr %17, null
  br i1 %18, label %19, label %24

19:                                               ; preds = %0
  %20 = load ptr, ptr @stdin, align 8, !tbaa !5
  %21 = call ptr @freopen(ptr noundef @.str, ptr noundef @.str.4, ptr noundef %20)
  %22 = load ptr, ptr @stdout, align 8, !tbaa !5
  %23 = call ptr @freopen(ptr noundef @.str.5, ptr noundef @.str.6, ptr noundef %22)
  br label %24

24:                                               ; preds = %19, %0
  %25 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !9
  %26 = getelementptr i8, ptr %25, i64 -24
  %27 = load i64, ptr %26, align 8
  %28 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %27
  %29 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %28, ptr noundef null)
  %30 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #9
  %31 = call i64 @_ZNSt6chrono3_V212steady_clock3nowEv() #9
  %32 = getelementptr inbounds %"class.std::chrono::time_point", ptr %2, i32 0, i32 0
  %33 = getelementptr inbounds %"class.std::chrono::duration", ptr %32, i32 0, i32 0
  store i64 %31, ptr %33, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 @CLK, ptr align 8 %2, i64 8, i1 false), !tbaa.struct !11
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #9
  call void @_ZN7aryansh9io_macros2inIivEEvRT_(ptr noundef nonnull align 4 dereferenceable(4) @n)
  call void @llvm.lifetime.start.p0(i64 32, ptr %3) #9
  call void @_ZN7aryansh11type_macros9type_nameIRiEENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEv(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %3)
  %34 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef @.str.7, i64 noundef 0) #9
  %35 = icmp ne i64 %34, -1
  br i1 %35, label %36, label %37

36:                                               ; preds = %24
  br label %37

37:                                               ; preds = %36, %24
  %38 = phi i1 [ false, %24 ], [ true, %36 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #9
  br i1 %38, label %39, label %40

39:                                               ; preds = %37
  call void @llvm.memset.p0.i64(ptr align 16 @dp, i8 63, i64 40000000, i1 false)
  br label %53

40:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #9
  store ptr @dp, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #9
  store ptr @dp, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #9
  store ptr getelementptr inbounds (i32, ptr @dp, i64 10000000), ptr %6, align 8, !tbaa !5
  br label %41

41:                                               ; preds = %49, %40
  %42 = load ptr, ptr %5, align 8, !tbaa !5
  %43 = load ptr, ptr %6, align 8, !tbaa !5
  %44 = icmp ne ptr %42, %43
  br i1 %44, label %46, label %45

45:                                               ; preds = %41
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #9
  br label %52

46:                                               ; preds = %41
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #9
  %47 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %47, ptr %7, align 8, !tbaa !5
  %48 = load ptr, ptr %7, align 8, !tbaa !5
  store i32 1061109567, ptr %48, align 4, !tbaa !14
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #9
  br label %49

49:                                               ; preds = %46
  %50 = load ptr, ptr %5, align 8, !tbaa !5
  %51 = getelementptr inbounds i32, ptr %50, i32 1
  store ptr %51, ptr %5, align 8, !tbaa !5
  br label %41

52:                                               ; preds = %45
  br label %53

53:                                               ; preds = %52, %39
  %54 = load i32, ptr @n, align 4, !tbaa !14
  %55 = sext i32 %54 to i64
  %56 = getelementptr inbounds [10000000 x i32], ptr @dp, i64 0, i64 %55
  store i32 0, ptr %56, align 4, !tbaa !14
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #9
  %57 = load i32, ptr @n, align 4, !tbaa !14
  %58 = add nsw i32 %57, 1
  %59 = load i32, ptr @n, align 4, !tbaa !14
  %60 = add nsw i32 %59, 1
  %61 = icmp sgt i32 %60, 0
  %62 = zext i1 %61 to i32
  %63 = sub nsw i32 %58, %62
  store i32 %63, ptr %8, align 4, !tbaa !14
  br label %64

64:                                               ; preds = %118, %53
  %65 = load i32, ptr %8, align 4, !tbaa !14
  %66 = load i32, ptr @n, align 4, !tbaa !14
  %67 = add nsw i32 %66, 1
  %68 = icmp sgt i32 %67, 0
  %69 = zext i1 %68 to i32
  %70 = sub nsw i32 0, %69
  %71 = icmp ne i32 %65, %70
  br i1 %71, label %73, label %72

72:                                               ; preds = %64
  store i32 4, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #9
  br label %120

73:                                               ; preds = %64
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #9
  call void @llvm.lifetime.start.p0(i64 32, ptr %11) #9
  %74 = load i32, ptr %8, align 4, !tbaa !14
  call void @_ZNSt7__cxx119to_stringEi(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %11, i32 noundef %74) #9
  store ptr %11, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #9
  %75 = load ptr, ptr %10, align 8, !tbaa !5
  %76 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %75) #9
  %77 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %76, ptr %77, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #9
  %78 = load ptr, ptr %10, align 8, !tbaa !5
  %79 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %78) #9
  %80 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %79, ptr %80, align 8
  br label %81

81:                                               ; preds = %101, %73
  %82 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %13) #9
  br i1 %82, label %84, label %83

83:                                               ; preds = %81
  store i32 7, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #9
  br label %107

84:                                               ; preds = %81
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #9
  %85 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #9
  store ptr %85, ptr %14, align 8, !tbaa !5
  %86 = load i32, ptr %8, align 4, !tbaa !14
  %87 = load ptr, ptr %14, align 8, !tbaa !5
  %88 = load i8, ptr %87, align 1, !tbaa !16
  %89 = sext i8 %88 to i32
  %90 = sub nsw i32 %89, 48
  %91 = sub nsw i32 %86, %90
  %92 = sext i32 %91 to i64
  %93 = getelementptr inbounds [10000000 x i32], ptr @dp, i64 0, i64 %92
  %94 = load i32, ptr %8, align 4, !tbaa !14
  %95 = sext i32 %94 to i64
  %96 = getelementptr inbounds [10000000 x i32], ptr @dp, i64 0, i64 %95
  %97 = load i32, ptr %96, align 4, !tbaa !14
  %98 = add nsw i32 %97, 1
  %99 = invoke noundef zeroext i1 @_ZN7aryansh11math_macros5ckminIiiEEbRT_T0_(ptr noundef nonnull align 4 dereferenceable(4) %93, i32 noundef %98)
          to label %100 unwind label %103

100:                                              ; preds = %84
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #9
  br label %101

101:                                              ; preds = %100
  %102 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %12) #9
  br label %81

103:                                              ; preds = %84
  %104 = landingpad { ptr, i32 }
          cleanup
  %105 = extractvalue { ptr, i32 } %104, 0
  store ptr %105, ptr %15, align 8
  %106 = extractvalue { ptr, i32 } %104, 1
  store i32 %106, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #9
  br label %123

107:                                              ; preds = %83
  br label %108

108:                                              ; preds = %107
  %109 = load i32, ptr @n, align 4, !tbaa !14
  %110 = add nsw i32 %109, 1
  %111 = icmp sgt i32 %110, 0
  br i1 %111, label %112, label %115

112:                                              ; preds = %108
  %113 = load i32, ptr %8, align 4, !tbaa !14
  %114 = add nsw i32 %113, -1
  store i32 %114, ptr %8, align 4, !tbaa !14
  br label %118

115:                                              ; preds = %108
  %116 = load i32, ptr %8, align 4, !tbaa !14
  %117 = add nsw i32 %116, 1
  store i32 %117, ptr %8, align 4, !tbaa !14
  br label %118

118:                                              ; preds = %115, %112
  %119 = phi ptr [ %8, %112 ], [ %8, %115 ]
  br label %64, !llvm.loop !17

120:                                              ; preds = %72
  %121 = load i32, ptr @dp, align 16, !tbaa !14
  call void @_ZN7aryansh9io_macros3outIiJEEEvT_DpT0_(i32 noundef %121)
  %122 = load i32, ptr %1, align 4
  ret i32 %122

123:                                              ; preds = %103
  %124 = load ptr, ptr %15, align 8
  %125 = load i32, ptr %16, align 4
  %126 = insertvalue { ptr, i32 } poison, ptr %124, 0
  %127 = insertvalue { ptr, i32 } %126, i32 %125, 1
  resume { ptr, i32 } %127
}

declare noalias ptr @fopen(ptr noundef, ptr noundef) #3

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #4 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #3

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #5

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN7aryansh9io_macros2inIivEEvRT_(ptr noundef nonnull align 4 dereferenceable(4)) #6

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN7aryansh11type_macros9type_nameIRiEENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEv(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8) #6

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #7

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx119to_stringEi(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i32 noundef) #8

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN7aryansh11math_macros5ckminIiiEEbRT_T0_(ptr noundef nonnull align 4 dereferenceable(4), i32 noundef) #8

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN7aryansh9io_macros3outIiJEEEvT_DpT0_(i32 noundef) #6

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #8 = { 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 #9 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"vtable pointer", !8, i64 0}
!11 = !{i64 0, i64 8, !12}
!12 = !{!13, !13, i64 0}
!13 = !{!"long", !7, i64 0}
!14 = !{!15, !15, i64 0}
!15 = !{!"int", !7, i64 0}
!16 = !{!7, !7, i64 0}
!17 = distinct !{!17, !18}
!18 = !{!"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::chrono::time_point" = type { %"class.std::chrono::duration" }
%"class.std::chrono::duration" = type { i64 }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@CLK = external dso_local local_unnamed_addr global %"class.std::chrono::time_point", align 8
@n = external dso_local global i32, align 4
@dp = external dso_local global [10000000 x i32], align 16
@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external local_unnamed_addr global ptr, align 8
@.str.5 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external local_unnamed_addr global ptr, align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str.7 = external hidden unnamed_addr constant [4 x i8], align 1

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

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

; Function Attrs: nounwind
declare i64 @_ZNSt6chrono3_V212steady_clock3nowEv() local_unnamed_addr #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = tail call noalias ptr @fopen(ptr noundef nonnull @.str, ptr noundef nonnull @.str.4)
  %.not = icmp eq ptr %5, null
  br i1 %.not, label %.loopexit, label %6

6:                                                ; preds = %0
  %7 = load ptr, ptr @stdin, align 8, !tbaa !5
  %8 = tail call ptr @freopen(ptr noundef nonnull @.str, ptr noundef nonnull @.str.4, ptr noundef %7)
  %9 = load ptr, ptr @stdout, align 8, !tbaa !5
  %10 = tail call ptr @freopen(ptr noundef nonnull @.str.5, ptr noundef nonnull @.str.6, ptr noundef %9)
  br label %.loopexit

.loopexit:                                        ; preds = %6, %0
  %11 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !9
  %12 = getelementptr i8, ptr %11, i64 -24
  %13 = load i64, ptr %12, align 8
  %14 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %13
  %15 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %14, ptr noundef null)
  %16 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %17 = tail call i64 @_ZNSt6chrono3_V212steady_clock3nowEv() #9
  store i64 %17, ptr @CLK, align 8, !tbaa !11
  tail call void @_ZN7aryansh9io_macros2inIivEEvRT_(ptr noundef nonnull align 4 dereferenceable(4) @n)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #9
  call void @_ZN7aryansh11type_macros9type_nameIRiEENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEv(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %1)
  %18 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull @.str.7, i64 noundef 0) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #9
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(40000000) @dp, i8 63, i64 40000000, i1 false)
  %19 = load i32, ptr @n, align 4, !tbaa !13
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds [10000000 x i32], ptr @dp, i64 0, i64 %20
  store i32 0, ptr %21, align 4, !tbaa !13
  %22 = add nsw i32 %19, 1
  %.not1823 = icmp eq i32 %22, 0
  br i1 %.not1823, label %._crit_edge27, label %.lr.ph26.preheader

.lr.ph26.preheader:                               ; preds = %.loopexit
  %23 = icmp sgt i32 %19, -1
  %.neg = sext i1 %23 to i32
  %24 = add nsw i32 %22, %.neg
  br label %.lr.ph26

._crit_edge27:                                    ; preds = %._crit_edge, %.loopexit
  %25 = load i32, ptr @dp, align 16, !tbaa !13
  call void @_ZN7aryansh9io_macros3outIiJEEEvT_DpT0_(i32 noundef %25)
  ret i32 0

.lr.ph26:                                         ; preds = %.lr.ph26.preheader, %._crit_edge
  %.01424 = phi i32 [ %.1, %._crit_edge ], [ %24, %.lr.ph26.preheader ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #9
  call void @_ZNSt7__cxx119to_stringEi(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %2, i32 noundef %.01424) #9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #9
  %26 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #9
  store ptr %26, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #9
  %27 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #9
  store ptr %27, ptr %4, align 8
  %28 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #9
  br i1 %28, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %.lr.ph26
  %.neg20 = add i32 %.01424, 48
  %29 = sext i32 %.01424 to i64
  %30 = getelementptr inbounds [10000000 x i32], ptr @dp, i64 0, i64 %29
  br label %32

._crit_edge:                                      ; preds = %32, %.lr.ph26
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #9
  %31 = load i32, ptr @n, align 4, !tbaa !13
  %.inv = icmp sgt i32 %31, -1
  %.1.v = select i1 %.inv, i32 -1, i32 1
  %.1 = add nsw i32 %.1.v, %.01424
  %.neg17 = sext i1 %.inv to i32
  %.not18 = icmp eq i32 %.1, %.neg17
  br i1 %.not18, label %._crit_edge27, label %.lr.ph26, !llvm.loop !15

32:                                               ; preds = %.lr.ph, %32
  %33 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #9
  %34 = load i8, ptr %33, align 1, !tbaa !17
  %35 = sext i8 %34 to i32
  %36 = sub i32 %.neg20, %35
  %37 = sext i32 %36 to i64
  %38 = getelementptr inbounds [10000000 x i32], ptr @dp, i64 0, i64 %37
  %39 = load i32, ptr %30, align 4, !tbaa !13
  %40 = add nsw i32 %39, 1
  %41 = call noundef zeroext i1 @_ZN7aryansh11math_macros5ckminIiiEEbRT_T0_(ptr noundef nonnull align 4 dereferenceable(4) %38, i32 noundef %40)
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #9
  %43 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #9
  br i1 %43, label %32, label %._crit_edge
}

; Function Attrs: nofree nounwind
declare noalias noundef ptr @fopen(ptr nocapture noundef readonly, ptr nocapture noundef readonly) local_unnamed_addr #3

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #5 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN7aryansh9io_macros2inIivEEvRT_(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #6

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN7aryansh11type_macros9type_nameIRiEENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEv(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8) local_unnamed_addr #6

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, i64 noundef) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #7

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx119to_stringEi(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i32 noundef) local_unnamed_addr #8

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN7aryansh11math_macros5ckminIiiEEbRT_T0_(ptr noundef nonnull align 4 dereferenceable(4), i32 noundef) local_unnamed_addr #8

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN7aryansh9io_macros3outIiJEEEvT_DpT0_(i32 noundef) local_unnamed_addr #6

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { 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 #4 = { "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 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 = { 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #8 = { 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 #9 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = !{!7, !7, i64 0}


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