; LLVM IR from kazunetakahashi/atcoder :: 2017/0806_ARC080 (D)

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

%"class.std::basic_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" }

@H = external dso_local global i32, align 4
@W = external dso_local global i32, align 4
@N = external dso_local global i32, align 4
@a = external dso_local global [100010 x i32], align 16
@c = external dso_local global [110 x [110 x i32]], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZL2dx = external hidden constant [4 x i32], align 16
@_ZL2dy = external hidden constant [4 x i32], align 16
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z5validii(i32 noundef, i32 noundef) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #1 {
  %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 i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @H)
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 4 dereferenceable(4) @W)
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @N)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %24, %0
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = load i32, ptr @N, align 4, !tbaa !5
  %17 = icmp slt i32 %15, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %27

19:                                               ; preds = %14
  %20 = load i32, ptr %2, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  %22 = getelementptr inbounds [100010 x i32], ptr @a, i64 0, i64 %21
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %22)
  br label %24

24:                                               ; preds = %19
  %25 = load i32, ptr %2, align 4, !tbaa !5
  %26 = add nsw i32 %25, 1
  store i32 %26, ptr %2, align 4, !tbaa !5
  br label %14, !llvm.loop !9

27:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  store i32 0, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  store i32 0, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 -1, ptr %7, align 4, !tbaa !5
  call void @_ZSt4fillIPiiEvT_S1_RKT0_(ptr noundef @c, ptr noundef getelementptr inbounds (i32, ptr @c, i64 12100), ptr noundef nonnull align 4 dereferenceable(4) %7)
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %28

28:                                               ; preds = %92, %27
  %29 = load i32, ptr %4, align 4, !tbaa !5
  %30 = load i32, ptr @N, align 4, !tbaa !5
  %31 = icmp slt i32 %29, %30
  br i1 %31, label %32, label %93

32:                                               ; preds = %28
  %33 = load i32, ptr %5, align 4, !tbaa !5
  %34 = load i32, ptr %6, align 4, !tbaa !5
  %35 = call noundef zeroext i1 @_Z5validii(i32 noundef %33, i32 noundef %34)
  br i1 %35, label %36, label %59

36:                                               ; preds = %32
  %37 = load i32, ptr %4, align 4, !tbaa !5
  %38 = add nsw i32 %37, 1
  %39 = load i32, ptr %5, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [110 x [110 x i32]], ptr @c, i64 0, i64 %40
  %42 = load i32, ptr %6, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = getelementptr inbounds [110 x i32], ptr %41, i64 0, i64 %43
  store i32 %38, ptr %44, align 4, !tbaa !5
  %45 = load i32, ptr %4, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds [100010 x i32], ptr @a, i64 0, i64 %46
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = add nsw i32 %48, -1
  store i32 %49, ptr %47, align 4, !tbaa !5
  %50 = load i32, ptr %4, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = getelementptr inbounds [100010 x i32], ptr @a, i64 0, i64 %51
  %53 = load i32, ptr %52, align 4, !tbaa !5
  %54 = icmp eq i32 %53, 0
  br i1 %54, label %55, label %58

55:                                               ; preds = %36
  %56 = load i32, ptr %4, align 4, !tbaa !5
  %57 = add nsw i32 %56, 1
  store i32 %57, ptr %4, align 4, !tbaa !5
  br label %58

58:                                               ; preds = %55, %36
  br label %92

59:                                               ; preds = %32
  %60 = load i32, ptr %5, align 4, !tbaa !5
  %61 = load i32, ptr %3, align 4, !tbaa !5
  %62 = sext i32 %61 to i64
  %63 = getelementptr inbounds [4 x i32], ptr @_ZL2dx, i64 0, i64 %62
  %64 = load i32, ptr %63, align 4, !tbaa !5
  %65 = add nsw i32 %60, %64
  %66 = load i32, ptr %6, align 4, !tbaa !5
  %67 = load i32, ptr %3, align 4, !tbaa !5
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds [4 x i32], ptr @_ZL2dy, i64 0, i64 %68
  %70 = load i32, ptr %69, align 4, !tbaa !5
  %71 = add nsw i32 %66, %70
  %72 = call noundef zeroext i1 @_Z5validii(i32 noundef %65, i32 noundef %71)
  br i1 %72, label %73, label %86

73:                                               ; preds = %59
  %74 = load i32, ptr %3, align 4, !tbaa !5
  %75 = sext i32 %74 to i64
  %76 = getelementptr inbounds [4 x i32], ptr @_ZL2dx, i64 0, i64 %75
  %77 = load i32, ptr %76, align 4, !tbaa !5
  %78 = load i32, ptr %5, align 4, !tbaa !5
  %79 = add nsw i32 %78, %77
  store i32 %79, ptr %5, align 4, !tbaa !5
  %80 = load i32, ptr %3, align 4, !tbaa !5
  %81 = sext i32 %80 to i64
  %82 = getelementptr inbounds [4 x i32], ptr @_ZL2dy, i64 0, i64 %81
  %83 = load i32, ptr %82, align 4, !tbaa !5
  %84 = load i32, ptr %6, align 4, !tbaa !5
  %85 = add nsw i32 %84, %83
  store i32 %85, ptr %6, align 4, !tbaa !5
  br label %91

86:                                               ; preds = %59
  %87 = load i32, ptr %3, align 4, !tbaa !5
  %88 = add nsw i32 %87, 1
  store i32 %88, ptr %3, align 4, !tbaa !5
  %89 = load i32, ptr %3, align 4, !tbaa !5
  %90 = srem i32 %89, 4
  store i32 %90, ptr %3, align 4, !tbaa !5
  br label %91

91:                                               ; preds = %86, %73
  br label %92

92:                                               ; preds = %91, %58
  br label %28, !llvm.loop !11

93:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %94

94:                                               ; preds = %127, %93
  %95 = load i32, ptr %8, align 4, !tbaa !5
  %96 = load i32, ptr @H, align 4, !tbaa !5
  %97 = icmp slt i32 %95, %96
  br i1 %97, label %99, label %98

98:                                               ; preds = %94
  store i32 7, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %130

99:                                               ; preds = %94
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %100

100:                                              ; preds = %123, %99
  %101 = load i32, ptr %10, align 4, !tbaa !5
  %102 = load i32, ptr @W, align 4, !tbaa !5
  %103 = icmp slt i32 %101, %102
  br i1 %103, label %105, label %104

104:                                              ; preds = %100
  store i32 10, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %126

105:                                              ; preds = %100
  %106 = load i32, ptr %8, align 4, !tbaa !5
  %107 = sext i32 %106 to i64
  %108 = getelementptr inbounds [110 x [110 x i32]], ptr @c, i64 0, i64 %107
  %109 = load i32, ptr %10, align 4, !tbaa !5
  %110 = sext i32 %109 to i64
  %111 = getelementptr inbounds [110 x i32], ptr %108, i64 0, i64 %110
  %112 = load i32, ptr %111, align 4, !tbaa !5
  %113 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %112)
  %114 = load i32, ptr %10, align 4, !tbaa !5
  %115 = load i32, ptr @W, align 4, !tbaa !5
  %116 = sub nsw i32 %115, 1
  %117 = icmp slt i32 %114, %116
  br i1 %117, label %118, label %120

118:                                              ; preds = %105
  %119 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  br label %122

120:                                              ; preds = %105
  %121 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %122

122:                                              ; preds = %120, %118
  br label %123

123:                                              ; preds = %122
  %124 = load i32, ptr %10, align 4, !tbaa !5
  %125 = add nsw i32 %124, 1
  store i32 %125, ptr %10, align 4, !tbaa !5
  br label %100, !llvm.loop !12

126:                                              ; preds = %104
  br label %127

127:                                              ; preds = %126
  %128 = load i32, ptr %8, align 4, !tbaa !5
  %129 = add nsw i32 %128, 1
  store i32 %129, ptr %8, align 4, !tbaa !5
  br label %94, !llvm.loop !13

130:                                              ; preds = %98
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  %131 = load i32, ptr %1, align 4
  ret i32 %131
}

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: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPiiEvT_S1_RKT0_(ptr noundef, ptr noundef, 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: 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) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5 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)) #4

attributes #0 = { 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 #1 = { 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 #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_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" }

@H = external dso_local global i32, align 4
@W = external dso_local global i32, align 4
@N = external dso_local global i32, align 4
@a = external dso_local global [100010 x i32], align 16
@c = external dso_local global [110 x [110 x i32]], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZL2dx = external hidden local_unnamed_addr constant [4 x i32], align 16
@_ZL2dy = external hidden local_unnamed_addr constant [4 x i32], align 16
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z5validii(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 {
  %1 = alloca i32, align 4
  %2 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @H)
  %3 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %2, ptr noundef nonnull align 4 dereferenceable(4) @W)
  %4 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @N)
  %5 = load i32, ptr @N, align 4, !tbaa !5
  %6 = icmp sgt i32 %5, 0
  br i1 %6, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  store i32 -1, ptr %1, align 4, !tbaa !5
  call void @_ZSt4fillIPiiEvT_S1_RKT0_(ptr noundef nonnull @c, ptr noundef nonnull getelementptr inbounds (i8, ptr @c, i64 48400), ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  %7 = load i32, ptr @N, align 4, !tbaa !5
  %8 = icmp sgt i32 %7, 0
  br i1 %8, label %.lr.ph46, label %.preheader39

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %9 = getelementptr inbounds [100010 x i32], ptr @a, i64 0, i64 %indvars.iv
  %10 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %9)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %11 = load i32, ptr @N, align 4, !tbaa !5
  %12 = sext i32 %11 to i64
  %13 = icmp slt i64 %indvars.iv.next, %12
  br i1 %13, label %.lr.ph, label %._crit_edge, !llvm.loop !9

.preheader39:                                     ; preds = %41, %._crit_edge
  %14 = load i32, ptr @H, align 4, !tbaa !5
  %15 = icmp sgt i32 %14, 0
  %16 = load i32, ptr @W, align 4
  %17 = icmp sgt i32 %16, 0
  %or.cond = select i1 %15, i1 %17, i1 false
  br i1 %or.cond, label %.preheader, label %._crit_edge51

.lr.ph46:                                         ; preds = %._crit_edge, %41
  %.03144 = phi i32 [ %.1, %41 ], [ 0, %._crit_edge ]
  %.03243 = phi i32 [ %.133, %41 ], [ 0, %._crit_edge ]
  %.03442 = phi i32 [ %.135, %41 ], [ 0, %._crit_edge ]
  %.03641 = phi i32 [ %.137, %41 ], [ 0, %._crit_edge ]
  %18 = call noundef zeroext i1 @_Z5validii(i32 noundef %.03243, i32 noundef %.03144)
  br i1 %18, label %19, label %29

19:                                               ; preds = %.lr.ph46
  %20 = add nsw i32 %.03442, 1
  %21 = sext i32 %.03243 to i64
  %22 = sext i32 %.03144 to i64
  %23 = getelementptr inbounds [110 x [110 x i32]], ptr @c, i64 0, i64 %21, i64 %22
  store i32 %20, ptr %23, align 4, !tbaa !5
  %24 = sext i32 %.03442 to i64
  %25 = getelementptr inbounds [100010 x i32], ptr @a, i64 0, i64 %24
  %26 = load i32, ptr %25, align 4, !tbaa !5
  %27 = add nsw i32 %26, -1
  store i32 %27, ptr %25, align 4, !tbaa !5
  %28 = icmp eq i32 %27, 0
  %spec.select = select i1 %28, i32 %20, i32 %.03442
  br label %41

29:                                               ; preds = %.lr.ph46
  %30 = sext i32 %.03641 to i64
  %31 = getelementptr inbounds [4 x i32], ptr @_ZL2dx, i64 0, i64 %30
  %32 = load i32, ptr %31, align 4, !tbaa !5
  %33 = add nsw i32 %32, %.03243
  %34 = getelementptr inbounds [4 x i32], ptr @_ZL2dy, i64 0, i64 %30
  %35 = load i32, ptr %34, align 4, !tbaa !5
  %36 = add nsw i32 %35, %.03144
  %37 = call noundef zeroext i1 @_Z5validii(i32 noundef %33, i32 noundef %36)
  br i1 %37, label %41, label %38

38:                                               ; preds = %29
  %39 = add nsw i32 %.03641, 1
  %40 = srem i32 %39, 4
  br label %41

41:                                               ; preds = %29, %19, %38
  %.137 = phi i32 [ %40, %38 ], [ %.03641, %19 ], [ %.03641, %29 ]
  %.135 = phi i32 [ %.03442, %38 ], [ %spec.select, %19 ], [ %.03442, %29 ]
  %.133 = phi i32 [ %.03243, %38 ], [ %.03243, %19 ], [ %33, %29 ]
  %.1 = phi i32 [ %.03144, %38 ], [ %.03144, %19 ], [ %36, %29 ]
  %42 = load i32, ptr @N, align 4, !tbaa !5
  %43 = icmp slt i32 %.135, %42
  br i1 %43, label %.lr.ph46, label %.preheader39, !llvm.loop !11

.preheader:                                       ; preds = %.preheader39, %._crit_edge49
  %44 = phi i32 [ %47, %._crit_edge49 ], [ %14, %.preheader39 ]
  %45 = phi i32 [ %48, %._crit_edge49 ], [ %16, %.preheader39 ]
  %indvars.iv57 = phi i64 [ %indvars.iv.next58, %._crit_edge49 ], [ 0, %.preheader39 ]
  %46 = icmp sgt i32 %45, 0
  br i1 %46, label %.lr.ph48, label %._crit_edge49

._crit_edge51:                                    ; preds = %._crit_edge49, %.preheader39
  ret i32 0

._crit_edge49.loopexit:                           ; preds = %62
  %.pre = load i32, ptr @H, align 4, !tbaa !5
  br label %._crit_edge49

._crit_edge49:                                    ; preds = %._crit_edge49.loopexit, %.preheader
  %47 = phi i32 [ %.pre, %._crit_edge49.loopexit ], [ %44, %.preheader ]
  %48 = phi i32 [ %63, %._crit_edge49.loopexit ], [ %45, %.preheader ]
  %indvars.iv.next58 = add nuw nsw i64 %indvars.iv57, 1
  %49 = sext i32 %47 to i64
  %50 = icmp slt i64 %indvars.iv.next58, %49
  br i1 %50, label %.preheader, label %._crit_edge51, !llvm.loop !12

.lr.ph48:                                         ; preds = %.preheader, %62
  %indvars.iv54 = phi i64 [ %indvars.iv.next55, %62 ], [ 0, %.preheader ]
  %51 = getelementptr inbounds [110 x [110 x i32]], ptr @c, i64 0, i64 %indvars.iv57, i64 %indvars.iv54
  %52 = load i32, ptr %51, align 4, !tbaa !5
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %52)
  %54 = load i32, ptr @W, align 4, !tbaa !5
  %55 = add nsw i32 %54, -1
  %56 = sext i32 %55 to i64
  %57 = icmp slt i64 %indvars.iv54, %56
  br i1 %57, label %58, label %60

58:                                               ; preds = %.lr.ph48
  %59 = 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)
  br label %62

60:                                               ; preds = %.lr.ph48
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %62

62:                                               ; preds = %58, %60
  %indvars.iv.next55 = add nuw nsw i64 %indvars.iv54, 1
  %63 = load i32, ptr @W, align 4, !tbaa !5
  %64 = sext i32 %63 to i64
  %65 = icmp slt i64 %indvars.iv.next55, %64
  br i1 %65, label %.lr.ph48, label %._crit_edge49.loopexit, !llvm.loop !14
}

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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPiiEvT_S1_RKT0_(ptr noundef, ptr noundef, 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: 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 #4

; 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 #5 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)) #4

attributes #0 = { 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 #1 = { 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 #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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10, !13}
!13 = !{!"llvm.loop.unswitch.partial.disable"}
!14 = distinct !{!14, !10}


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