; LLVM IR from eyangch/competitive-programming :: USACOcontests/silver/2012.12 (wifi)

; 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" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external global ptr, align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.4 = 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
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca [2000 x i32], align 16
  %6 = alloca i32, align 4
  %7 = alloca [2000 x i32], align 16
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %12 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %13 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %14 = getelementptr i8, ptr %13, i64 -24
  %15 = load i64, ptr %14, align 8
  %16 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %15
  %17 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %16, ptr noundef null)
  %18 = load ptr, ptr @stdin, align 8, !tbaa !8
  %19 = call ptr @freopen(ptr noundef @.str, ptr noundef @.str.1, ptr noundef %18)
  %20 = load ptr, ptr @stdout, align 8, !tbaa !8
  %21 = call ptr @freopen(ptr noundef @.str.2, ptr noundef @.str.3, ptr noundef %20)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  %22 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %24 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %23, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %25 = load i32, ptr %3, align 4, !tbaa !11
  %26 = mul nsw i32 %25, 2
  store i32 %26, ptr %3, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8000, ptr %5) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  store i32 0, ptr %6, align 4, !tbaa !11
  br label %27

27:                                               ; preds = %37, %0
  %28 = load i32, ptr %6, align 4, !tbaa !11
  %29 = load i32, ptr %2, align 4, !tbaa !11
  %30 = icmp slt i32 %28, %29
  br i1 %30, label %32, label %31

31:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %40

32:                                               ; preds = %27
  %33 = load i32, ptr %6, align 4, !tbaa !11
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [2000 x i32], ptr %5, i64 0, i64 %34
  %36 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %35)
  br label %37

37:                                               ; preds = %32
  %38 = load i32, ptr %6, align 4, !tbaa !11
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %6, align 4, !tbaa !11
  br label %27, !llvm.loop !13

40:                                               ; preds = %31
  %41 = getelementptr inbounds [2000 x i32], ptr %5, i64 0, i64 0
  %42 = getelementptr inbounds [2000 x i32], ptr %5, i64 0, i64 0
  %43 = load i32, ptr %2, align 4, !tbaa !11
  %44 = sext i32 %43 to i64
  %45 = getelementptr inbounds i32, ptr %42, i64 %44
  call void @_ZSt4sortIPiEvT_S1_(ptr noundef %41, ptr noundef %45)
  call void @llvm.lifetime.start.p0(i64 8000, ptr %7) #7
  %46 = getelementptr inbounds [2000 x i32], ptr %7, i64 0, i64 0
  store i32 0, ptr %46, align 16, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 1, ptr %8, align 4, !tbaa !11
  br label %47

47:                                               ; preds = %93, %40
  %48 = load i32, ptr %8, align 4, !tbaa !11
  %49 = load i32, ptr %2, align 4, !tbaa !11
  %50 = icmp sle i32 %48, %49
  br i1 %50, label %52, label %51

51:                                               ; preds = %47
  store i32 5, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %96

52:                                               ; preds = %47
  %53 = load i32, ptr %8, align 4, !tbaa !11
  %54 = sext i32 %53 to i64
  %55 = getelementptr inbounds [2000 x i32], ptr %7, i64 0, i64 %54
  store i32 2147483647, ptr %55, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  store i32 0, ptr %10, align 4, !tbaa !11
  br label %56

56:                                               ; preds = %89, %52
  %57 = load i32, ptr %10, align 4, !tbaa !11
  %58 = load i32, ptr %8, align 4, !tbaa !11
  %59 = icmp slt i32 %57, %58
  br i1 %59, label %61, label %60

60:                                               ; preds = %56
  store i32 8, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  br label %92

61:                                               ; preds = %56
  %62 = load i32, ptr %8, align 4, !tbaa !11
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds [2000 x i32], ptr %7, i64 0, i64 %63
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #7
  %65 = load i32, ptr %10, align 4, !tbaa !11
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds [2000 x i32], ptr %7, i64 0, i64 %66
  %68 = load i32, ptr %67, align 4, !tbaa !11
  %69 = load i32, ptr %3, align 4, !tbaa !11
  %70 = add nsw i32 %68, %69
  %71 = load i32, ptr %4, align 4, !tbaa !11
  %72 = load i32, ptr %8, align 4, !tbaa !11
  %73 = sub nsw i32 %72, 1
  %74 = sext i32 %73 to i64
  %75 = getelementptr inbounds [2000 x i32], ptr %5, i64 0, i64 %74
  %76 = load i32, ptr %75, align 4, !tbaa !11
  %77 = load i32, ptr %10, align 4, !tbaa !11
  %78 = sext i32 %77 to i64
  %79 = getelementptr inbounds [2000 x i32], ptr %5, i64 0, i64 %78
  %80 = load i32, ptr %79, align 4, !tbaa !11
  %81 = sub nsw i32 %76, %80
  %82 = mul nsw i32 %71, %81
  %83 = add nsw i32 %70, %82
  store i32 %83, ptr %11, align 4, !tbaa !11
  %84 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %64, ptr noundef nonnull align 4 dereferenceable(4) %11)
  %85 = load i32, ptr %84, align 4, !tbaa !11
  %86 = load i32, ptr %8, align 4, !tbaa !11
  %87 = sext i32 %86 to i64
  %88 = getelementptr inbounds [2000 x i32], ptr %7, i64 0, i64 %87
  store i32 %85, ptr %88, align 4, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  br label %89

89:                                               ; preds = %61
  %90 = load i32, ptr %10, align 4, !tbaa !11
  %91 = add nsw i32 %90, 1
  store i32 %91, ptr %10, align 4, !tbaa !11
  br label %56, !llvm.loop !15

92:                                               ; preds = %60
  br label %93

93:                                               ; preds = %92
  %94 = load i32, ptr %8, align 4, !tbaa !11
  %95 = add nsw i32 %94, 1
  store i32 %95, ptr %8, align 4, !tbaa !11
  br label %47, !llvm.loop !16

96:                                               ; preds = %51
  %97 = load i32, ptr %2, align 4, !tbaa !11
  %98 = sext i32 %97 to i64
  %99 = getelementptr inbounds [2000 x i32], ptr %7, i64 0, i64 %98
  %100 = load i32, ptr %99, align 4, !tbaa !11
  %101 = sdiv i32 %100, 2
  %102 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %101)
  %103 = load i32, ptr %2, align 4, !tbaa !11
  %104 = sext i32 %103 to i64
  %105 = getelementptr inbounds [2000 x i32], ptr %7, i64 0, i64 %104
  %106 = load i32, ptr %105, align 4, !tbaa !11
  %107 = srem i32 %106, 2
  %108 = icmp ne i32 %107, 0
  br i1 %108, label %109, label %111

109:                                              ; preds = %96
  %110 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.4)
  br label %111

111:                                              ; preds = %109, %96
  %112 = 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_)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8000, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 8000, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %113 = load i32, ptr %1, align 4
  ret i32 %113
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #1

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

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) #1

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

; 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 @_ZSt4sortIPiEvT_S1_(ptr noundef, ptr noundef) #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

; 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) #6 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 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 = { 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 = { 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 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}


; 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" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external local_unnamed_addr global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external local_unnamed_addr global ptr, align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.4 = 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 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca [2000 x i32], align 16
  %5 = alloca [2000 x i32], align 16
  %6 = alloca i32, align 4
  %7 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %8 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %9 = getelementptr i8, ptr %8, i64 -24
  %10 = load i64, ptr %9, align 8
  %11 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %10
  %12 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %11, ptr noundef null)
  %13 = load ptr, ptr @stdin, align 8, !tbaa !8
  %14 = tail call ptr @freopen(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, ptr noundef %13)
  %15 = load ptr, ptr @stdout, align 8, !tbaa !8
  %16 = tail call ptr @freopen(ptr noundef nonnull @.str.2, ptr noundef nonnull @.str.3, ptr noundef %15)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %17, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %18, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %20 = load i32, ptr %2, align 4, !tbaa !11
  %21 = shl nsw i32 %20, 1
  store i32 %21, ptr %2, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8000, ptr nonnull %4) #7
  %22 = load i32, ptr %1, align 4, !tbaa !11
  %23 = icmp sgt i32 %22, 0
  br i1 %23, label %.lr.ph, label %.._crit_edge_crit_edge

.._crit_edge_crit_edge:                           ; preds = %0
  %.pre = sext i32 %22 to i64
  br label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %.._crit_edge_crit_edge
  %.pre-phi = phi i64 [ %.pre, %.._crit_edge_crit_edge ], [ %29, %.lr.ph ]
  %24 = getelementptr inbounds i32, ptr %4, i64 %.pre-phi
  call void @_ZSt4sortIPiEvT_S1_(ptr noundef nonnull %4, ptr noundef nonnull %24)
  call void @llvm.lifetime.start.p0(i64 8000, ptr nonnull %5) #7
  store i32 0, ptr %5, align 16, !tbaa !11
  %25 = load i32, ptr %1, align 4, !tbaa !11
  %.not23 = icmp slt i32 %25, 1
  br i1 %.not23, label %._crit_edge.._crit_edge27_crit_edge, label %.lr.ph26

._crit_edge.._crit_edge27_crit_edge:              ; preds = %._crit_edge
  %.pre38 = sext i32 %25 to i64
  br label %._crit_edge27

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %26 = getelementptr inbounds [2000 x i32], ptr %4, i64 0, i64 %indvars.iv
  %27 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %26)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %28 = load i32, ptr %1, align 4, !tbaa !11
  %29 = sext i32 %28 to i64
  %30 = icmp slt i64 %indvars.iv.next, %29
  br i1 %30, label %.lr.ph, label %._crit_edge, !llvm.loop !13

._crit_edge27:                                    ; preds = %43, %._crit_edge.._crit_edge27_crit_edge
  %.pre-phi39 = phi i64 [ %.pre38, %._crit_edge.._crit_edge27_crit_edge ], [ %45, %43 ]
  %31 = getelementptr inbounds [2000 x i32], ptr %5, i64 0, i64 %.pre-phi39
  %32 = load i32, ptr %31, align 4, !tbaa !11
  %33 = sdiv i32 %32, 2
  %34 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %33)
  %35 = load i32, ptr %1, align 4, !tbaa !11
  %36 = sext i32 %35 to i64
  %37 = getelementptr inbounds [2000 x i32], ptr %5, i64 0, i64 %36
  %38 = load i32, ptr %37, align 4, !tbaa !11
  %39 = and i32 %38, 1
  %.not19 = icmp eq i32 %39, 0
  br i1 %.not19, label %62, label %60

.lr.ph26:                                         ; preds = %._crit_edge, %43
  %indvars.iv35 = phi i64 [ %indvars.iv.next36, %43 ], [ 1, %._crit_edge ]
  %40 = getelementptr inbounds [2000 x i32], ptr %5, i64 0, i64 %indvars.iv35
  store i32 2147483647, ptr %40, align 4, !tbaa !11
  %41 = add nsw i64 %indvars.iv35, -1
  %42 = getelementptr inbounds [2000 x i32], ptr %4, i64 0, i64 %41
  br label %46

43:                                               ; preds = %46
  %indvars.iv.next36 = add nuw nsw i64 %indvars.iv35, 1
  %44 = load i32, ptr %1, align 4, !tbaa !11
  %45 = sext i32 %44 to i64
  %.not.not = icmp slt i64 %indvars.iv35, %45
  br i1 %.not.not, label %.lr.ph26, label %._crit_edge27, !llvm.loop !15

46:                                               ; preds = %.lr.ph26, %46
  %indvars.iv32 = phi i64 [ 0, %.lr.ph26 ], [ %indvars.iv.next33, %46 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #7
  %47 = getelementptr inbounds [2000 x i32], ptr %5, i64 0, i64 %indvars.iv32
  %48 = load i32, ptr %47, align 4, !tbaa !11
  %49 = load i32, ptr %2, align 4, !tbaa !11
  %50 = add nsw i32 %49, %48
  %51 = load i32, ptr %3, align 4, !tbaa !11
  %52 = load i32, ptr %42, align 4, !tbaa !11
  %53 = getelementptr inbounds [2000 x i32], ptr %4, i64 0, i64 %indvars.iv32
  %54 = load i32, ptr %53, align 4, !tbaa !11
  %55 = sub nsw i32 %52, %54
  %56 = mul nsw i32 %55, %51
  %57 = add nsw i32 %50, %56
  store i32 %57, ptr %6, align 4, !tbaa !11
  %58 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %40, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %59 = load i32, ptr %58, align 4, !tbaa !11
  store i32 %59, ptr %40, align 4, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #7
  %indvars.iv.next33 = add nuw nsw i64 %indvars.iv32, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next33, %indvars.iv35
  br i1 %exitcond.not, label %43, label %46, !llvm.loop !16

60:                                               ; preds = %._crit_edge27
  %61 = 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.4)
  br label %62

62:                                               ; preds = %60, %._crit_edge27
  %63 = 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_)
  call void @llvm.lifetime.end.p0(i64 8000, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 8000, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #1

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

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #1

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

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 #1

; 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 @_ZSt4sortIPiEvT_S1_(ptr noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

; 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 #6 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 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 = { 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 = { 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 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}


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