; LLVM IR from VastoLorde95/Competitive-Programming :: HackerEarth/IndiaHacks/Semi/Problem J (J)

; 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<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { %"struct.std::pair.0", i32 }
%"struct.std::pair.0" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@v = external dso_local global %"class.std::vector", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [1 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 i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"struct.std::pair", align 4
  %10 = alloca %"struct.std::pair.0", align 4
  %11 = alloca { i64, i32 }, align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  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
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  %15 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3)
  %16 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %4, ptr noundef %5)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  store i32 1, ptr %6, align 4, !tbaa !5
  br label %17

17:                                               ; preds = %26, %0
  %18 = load i32, ptr %6, align 4, !tbaa !5
  %19 = load i32, ptr %2, align 4, !tbaa !5
  %20 = icmp sle i32 %18, %19
  br i1 %20, label %22, label %21

21:                                               ; preds = %17
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %29

22:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  %23 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %7, ptr noundef %8)
  call void @llvm.lifetime.start.p0(i64 12, ptr %9) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #7
  %24 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
  store i64 %24, ptr %10, align 4
  %25 = call { i64, i32 } @_ZSt9make_pairISt4pairIiiERiES0_INSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(8) %10, ptr noundef nonnull align 4 dereferenceable(4) %6)
  store { i64, i32 } %25, ptr %11, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %9, ptr align 8 %11, i64 12, i1 false)
  call void @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) @v, ptr noundef nonnull align 4 dereferenceable(12) %9)
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 12, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %26

26:                                               ; preds = %22
  %27 = load i32, ptr %6, align 4, !tbaa !5
  %28 = add nsw i32 %27, 1
  store i32 %28, ptr %6, align 4, !tbaa !5
  br label %17, !llvm.loop !9

29:                                               ; preds = %21
  %30 = call ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #7
  %31 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %30, ptr %31, align 8
  %32 = call ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #7
  %33 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %32, ptr %33, align 8
  %34 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  %35 = load ptr, ptr %34, align 8
  %36 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  %37 = load ptr, ptr %36, align 8
  call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIS2_IiiEiESt6vectorIS4_SaIS4_EEEEEvT_SA_(ptr %35, ptr %37)
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #7
  store i32 1, ptr %14, align 4, !tbaa !5
  br label %38

38:                                               ; preds = %61, %29
  %39 = load i32, ptr %14, align 4, !tbaa !5
  %40 = load i32, ptr %2, align 4, !tbaa !5
  %41 = icmp sle i32 %39, %40
  br i1 %41, label %43, label %42

42:                                               ; preds = %38
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  br label %64

43:                                               ; preds = %38
  %44 = load i32, ptr %14, align 4, !tbaa !5
  %45 = sub nsw i32 %44, 1
  %46 = sext i32 %45 to i64
  %47 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %46) #7
  %48 = getelementptr inbounds %"struct.std::pair", ptr %47, i32 0, i32 1
  %49 = load i32, ptr %48, align 4, !tbaa !11
  %50 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef %49)
  %51 = load i32, ptr %14, align 4, !tbaa !5
  %52 = srem i32 %51, 3
  %53 = icmp eq i32 %52, 0
  br i1 %53, label %54, label %60

54:                                               ; preds = %43
  %55 = load i32, ptr %14, align 4, !tbaa !5
  %56 = load i32, ptr %2, align 4, !tbaa !5
  %57 = icmp ne i32 %55, %56
  br i1 %57, label %58, label %60

58:                                               ; preds = %54
  %59 = call i32 (ptr, ...) @printf(ptr noundef @.str.3)
  br label %60

60:                                               ; preds = %58, %54, %43
  br label %61

61:                                               ; preds = %60
  %62 = load i32, ptr %14, align 4, !tbaa !5
  %63 = add nsw i32 %62, 1
  store i32 %63, ptr %14, align 4, !tbaa !5
  br label %38, !llvm.loop !14

64:                                               ; preds = %42
  %65 = call i32 @puts(ptr noundef @.str.4)
  call void @llvm.lifetime.end.p0(i64 4, 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
  ret i32 0
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairISt4pairIiiERiES0_INSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) #3

; 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)) #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) #4

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIS2_IiiEiESt6vectorIS4_SaIS4_EEEEEvT_SA_(ptr, ptr) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #6 align 2

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #6 align 2

declare i32 @puts(ptr noundef) #2

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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 #6 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !6, i64 8}
!12 = !{!"_ZTSSt4pairIS_IiiEiE", !13, i64 0, !6, i64 8}
!13 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!14 = distinct !{!14, !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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<std::pair<int, int>, int>, std::allocator<std::pair<std::pair<int, int>, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { %"struct.std::pair.0", i32 }
%"struct.std::pair.0" = type { i32, i32 }

@v = external dso_local global %"class.std::vector", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [1 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 i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::pair", align 8
  %9 = alloca %"struct.std::pair.0", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  %10 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2)
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %3, ptr noundef nonnull %4)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #6
  store i32 1, ptr %5, align 4, !tbaa !5
  %12 = load i32, ptr %1, align 4, !tbaa !5
  %.not9 = icmp slt i32 %12, 1
  br i1 %.not9, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0
  %.sroa.2.0..sroa_idx = getelementptr inbounds i8, ptr %8, i64 8
  br label %16

._crit_edge:                                      ; preds = %16, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  %13 = call ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #6
  %14 = call ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #6
  call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIS2_IiiEiESt6vectorIS4_SaIS4_EEEEEvT_SA_(ptr %13, ptr %14)
  %15 = load i32, ptr %1, align 4, !tbaa !5
  %.not710 = icmp slt i32 %15, 1
  br i1 %.not710, label %._crit_edge14, label %.lr.ph13

16:                                               ; preds = %.lr.ph, %16
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  %17 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %6, ptr noundef nonnull %7)
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #6
  %18 = 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 %18, ptr %9, align 8
  %19 = call { i64, i32 } @_ZSt9make_pairISt4pairIiiERiES0_INSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(8) %9, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %.fca.0.extract = extractvalue { i64, i32 } %19, 0
  %.fca.1.extract = extractvalue { i64, i32 } %19, 1
  store i64 %.fca.0.extract, ptr %8, align 8
  store i32 %.fca.1.extract, ptr %.sroa.2.0..sroa_idx, align 8
  call void @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) @v, ptr noundef nonnull align 4 dereferenceable(12) %8)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  %20 = load i32, ptr %5, align 4, !tbaa !5
  %21 = add nsw i32 %20, 1
  store i32 %21, ptr %5, align 4, !tbaa !5
  %22 = load i32, ptr %1, align 4, !tbaa !5
  %.not.not = icmp slt i32 %20, %22
  br i1 %.not.not, label %16, label %._crit_edge, !llvm.loop !9

._crit_edge14:                                    ; preds = %36, %._crit_edge
  %23 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.4)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

.lr.ph13:                                         ; preds = %._crit_edge, %36
  %indvars.iv = phi i64 [ %indvars.iv.next, %36 ], [ 1, %._crit_edge ]
  %24 = add nsw i64 %indvars.iv, -1
  %25 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %24) #6
  %26 = getelementptr inbounds i8, ptr %25, i64 8
  %27 = load i32, ptr %26, align 4, !tbaa !11
  %28 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef %27)
  %29 = trunc nuw nsw i64 %indvars.iv to i32
  %30 = urem i32 %29, 3
  %31 = icmp ne i32 %30, 0
  %32 = load i32, ptr %1, align 4
  %33 = zext i32 %32 to i64
  %.not8 = icmp eq i64 %indvars.iv, %33
  %or.cond = select i1 %31, i1 true, i1 %.not8
  br i1 %or.cond, label %36, label %34

34:                                               ; preds = %.lr.ph13
  %35 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3)
  %.pre = load i32, ptr %1, align 4, !tbaa !5
  br label %36

36:                                               ; preds = %.lr.ph13, %34
  %37 = phi i32 [ %32, %.lr.ph13 ], [ %.pre, %34 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %38 = sext i32 %37 to i64
  %.not7.not = icmp slt i64 %indvars.iv, %38
  br i1 %.not7.not, label %.lr.ph13, label %._crit_edge14, !llvm.loop !14
}

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

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairISt4pairIiiERiES0_INSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS3_INS4_IT0_E4typeEE6__typeEEOS5_OSA_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; 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 #3

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIS2_IiiEiESt6vectorIS4_SaIS4_EEEEEvT_SA_(ptr, ptr) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #5 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIS0_IiiEiESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #5 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #2

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !6, i64 8}
!12 = !{!"_ZTSSt4pairIS_IiiEiE", !13, i64 0, !6, i64 8}
!13 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!14 = distinct !{!14, !10}


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