; LLVM IR from VastoLorde95/Competitive-Programming :: Hackerrank/Codesprints 2016/Codesprint July/Problem H (brute)

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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }

@g = external dso_local global [200100 x %"class.std::vector"], align 16
@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@st = external dso_local global [200100 x %"class.std::vector"], align 16
@best = external dso_local global i64, align 8
@__FUNCTION__.main = external hidden unnamed_addr constant [5 x i8], align 1
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsiixx(i32 noundef, i32 noundef, i64 noundef, i64 noundef) #0

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 {
  %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 %"struct.std::pair", align 4
  %9 = alloca %"struct.std::pair", align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::pair", align 4
  %15 = alloca %"struct.std::pair", align 4
  %16 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  store i32 72, ptr %2, align 4, !tbaa !5
  call void @_Z2trIPKcJiEEvT_DpRKT0_(ptr noundef @__FUNCTION__.main, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  store i32 76, ptr %3, align 4, !tbaa !5
  call void @_Z2trIPKcJiEEvT_DpRKT0_(ptr noundef @__FUNCTION__.main, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  %17 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @n)
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  store i32 1, ptr %4, align 4, !tbaa !5
  br label %18

18:                                               ; preds = %33, %0
  %19 = load i32, ptr %4, align 4, !tbaa !5
  %20 = load i32, ptr @n, align 4, !tbaa !5
  %21 = icmp slt i32 %19, %20
  br i1 %21, label %23, label %22

22:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  br label %36

23:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  %24 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.5, ptr noundef %5, ptr noundef %6, ptr noundef %7)
  %25 = load i32, ptr %5, align 4, !tbaa !5
  %26 = sext i32 %25 to i64
  %27 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @g, i64 0, i64 %26
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %28 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
  store i64 %28, ptr %8, align 4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %27, ptr noundef nonnull align 4 dereferenceable(8) %8)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  %29 = load i32, ptr %6, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @g, i64 0, i64 %30
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %32 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %7)
  store i64 %32, ptr %9, align 4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %31, ptr noundef nonnull align 4 dereferenceable(8) %9)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %33

33:                                               ; preds = %23
  %34 = load i32, ptr %4, align 4, !tbaa !5
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %4, align 4, !tbaa !5
  br label %18, !llvm.loop !9

36:                                               ; preds = %22
  %37 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @m)
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %38

38:                                               ; preds = %53, %36
  %39 = load i32, ptr %10, align 4, !tbaa !5
  %40 = load i32, ptr @m, align 4, !tbaa !5
  %41 = icmp slt i32 %39, %40
  br i1 %41, label %43, label %42

42:                                               ; preds = %38
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  br label %56

43:                                               ; preds = %38
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  %44 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.5, ptr noundef %11, ptr noundef %12, ptr noundef %13)
  %45 = load i32, ptr %11, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @st, i64 0, i64 %46
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  %48 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 4 dereferenceable(4) %13)
  store i64 %48, ptr %14, align 4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %47, ptr noundef nonnull align 4 dereferenceable(8) %14)
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  %49 = load i32, ptr %12, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @st, i64 0, i64 %50
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %52 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 4 dereferenceable(4) %13)
  store i64 %52, ptr %15, align 4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %51, ptr noundef nonnull align 4 dereferenceable(8) %15)
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %53

53:                                               ; preds = %43
  %54 = load i32, ptr %10, align 4, !tbaa !5
  %55 = add nsw i32 %54, 1
  store i32 %55, ptr %10, align 4, !tbaa !5
  br label %38, !llvm.loop !11

56:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #4
  store i32 1, ptr %16, align 4, !tbaa !5
  br label %57

57:                                               ; preds = %64, %56
  %58 = load i32, ptr %16, align 4, !tbaa !5
  %59 = load i32, ptr @n, align 4, !tbaa !5
  %60 = icmp sle i32 %58, %59
  br i1 %60, label %62, label %61

61:                                               ; preds = %57
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  br label %67

62:                                               ; preds = %57
  %63 = load i32, ptr %16, align 4, !tbaa !5
  call void @_Z3dfsiixx(i32 noundef %63, i32 noundef -1, i64 noundef 0, i64 noundef 0)
  br label %64

64:                                               ; preds = %62
  %65 = load i32, ptr %16, align 4, !tbaa !5
  %66 = add nsw i32 %65, 1
  store i32 %66, ptr %16, align 4, !tbaa !5
  br label %57, !llvm.loop !12

67:                                               ; preds = %61
  %68 = load i64, ptr @best, align 8, !tbaa !13
  %69 = call i32 (ptr, ...) @printf(ptr noundef @.str.6, i64 noundef %68)
  ret i32 0
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z2trIPKcJiEEvT_DpRKT0_(ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) #0

declare i32 @__isoc99_scanf(ptr noundef, ...) #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #0

declare i32 @printf(ptr noundef, ...) #3

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = !{!14, !14, i64 0}
!14 = !{!"long long", !7, i64 0}


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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }

@g = external dso_local global [200100 x %"class.std::vector"], align 16
@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@st = external dso_local global [200100 x %"class.std::vector"], align 16
@best = external dso_local local_unnamed_addr global i64, align 8
@__FUNCTION__.main = external hidden unnamed_addr constant [5 x i8], align 1
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsiixx(i32 noundef, i32 noundef, i64 noundef, i64 noundef) local_unnamed_addr #0

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 {
  %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 %"struct.std::pair", align 8
  %7 = alloca %"struct.std::pair", align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %"struct.std::pair", align 8
  %13 = alloca %"struct.std::pair", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #4
  store i32 72, ptr %1, align 4, !tbaa !5
  call void @_Z2trIPKcJiEEvT_DpRKT0_(ptr noundef nonnull @__FUNCTION__.main, ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #4
  store i32 76, ptr %2, align 4, !tbaa !5
  call void @_Z2trIPKcJiEEvT_DpRKT0_(ptr noundef nonnull @__FUNCTION__.main, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #4
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @n)
  %15 = load i32, ptr @n, align 4, !tbaa !5
  %16 = icmp sgt i32 %15, 1
  br i1 %16, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  %17 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @m)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #4
  store i32 0, ptr %8, align 4, !tbaa !5
  %18 = load i32, ptr @m, align 4, !tbaa !5
  %19 = icmp sgt i32 %18, 0
  br i1 %19, label %.lr.ph8, label %._crit_edge9

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.056 = phi i32 [ %29, %.lr.ph ], [ 1, %0 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  %20 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.5, ptr noundef nonnull %3, ptr noundef nonnull %4, ptr noundef nonnull %5)
  %21 = load i32, ptr %3, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @g, i64 0, i64 %22
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %24 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
  store i64 %24, ptr %6, align 8
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %23, ptr noundef nonnull align 4 dereferenceable(8) %6)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  %25 = load i32, ptr %4, align 4, !tbaa !5
  %26 = sext i32 %25 to i64
  %27 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @g, i64 0, i64 %26
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  %28 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) %5)
  store i64 %28, ptr %7, align 8
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %27, ptr noundef nonnull align 4 dereferenceable(8) %7)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  %29 = add nuw nsw i32 %.056, 1
  %30 = load i32, ptr @n, align 4, !tbaa !5
  %31 = icmp slt i32 %29, %30
  br i1 %31, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge9:                                     ; preds = %.lr.ph8, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #4
  %32 = load i32, ptr @n, align 4, !tbaa !5
  %.not10 = icmp slt i32 %32, 1
  br i1 %.not10, label %._crit_edge14, label %.lr.ph13

.lr.ph8:                                          ; preds = %._crit_edge, %.lr.ph8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #4
  %33 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.5, ptr noundef nonnull %9, ptr noundef nonnull %10, ptr noundef nonnull %11)
  %34 = load i32, ptr %9, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @st, i64 0, i64 %35
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #4
  %37 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 4 dereferenceable(4) %11)
  store i64 %37, ptr %12, align 8
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %36, ptr noundef nonnull align 4 dereferenceable(8) %12)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #4
  %38 = load i32, ptr %10, align 4, !tbaa !5
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds [200100 x %"class.std::vector"], ptr @st, i64 0, i64 %39
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #4
  %41 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 4 dereferenceable(4) %11)
  store i64 %41, ptr %13, align 8
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %40, ptr noundef nonnull align 4 dereferenceable(8) %13)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #4
  %42 = load i32, ptr %8, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %8, align 4, !tbaa !5
  %44 = load i32, ptr @m, align 4, !tbaa !5
  %45 = icmp slt i32 %43, %44
  br i1 %45, label %.lr.ph8, label %._crit_edge9, !llvm.loop !11

._crit_edge14:                                    ; preds = %.lr.ph13, %._crit_edge9
  %46 = load i64, ptr @best, align 8, !tbaa !12
  %47 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.6, i64 noundef %46)
  ret i32 0

.lr.ph13:                                         ; preds = %._crit_edge9, %.lr.ph13
  %.011 = phi i32 [ %48, %.lr.ph13 ], [ 1, %._crit_edge9 ]
  call void @_Z3dfsiixx(i32 noundef %.011, i32 noundef -1, i64 noundef 0, i64 noundef 0)
  %48 = add nuw nsw i32 %.011, 1
  %49 = load i32, ptr @n, align 4, !tbaa !5
  %.not.not = icmp slt i32 %.011, %49
  br i1 %.not.not, label %.lr.ph13, label %._crit_edge14, !llvm.loop !14
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z2trIPKcJiEEvT_DpRKT0_(ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = !{!13, !13, i64 0}
!13 = !{!"long long", !7, i64 0}
!14 = distinct !{!14, !10}


; Effective O3 passes: GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass