; LLVM IR from ShahjalalShohag/code-library :: Graph Theory (Blossom Algorithm Weighted)

; 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" }
%struct.Blossom = type { i64, [810 x [810 x %"struct.Blossom::edge"]], i32, i32, [810 x i32], [810 x i32], [810 x i32], [810 x i32], [810 x [810 x i32]], [810 x i32], [810 x i32], [810 x i64], [810 x %"class.std::vector"], %"class.std::deque" }
%"struct.Blossom::edge" = type { i32, i32, i64 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%"struct.std::pair" = type <{ i64, i32, [4 x i8] }>

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [9 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [106 x i8], align 1
@__PRETTY_FUNCTION__.main = external hidden unnamed_addr constant [11 x i8], align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %struct.Blossom, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i64, align 8
  %11 = alloca %"struct.std::pair", align 8
  %12 = alloca { i64, i32 }, align 8
  %13 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %14 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %15 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %16 = getelementptr i8, ptr %15, i64 -24
  %17 = load i64, ptr %16, align 8
  %18 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %17
  %19 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %18, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #9
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #9
  %20 = 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)
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %20, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %22 = load i32, ptr %2, align 4, !tbaa !8
  %23 = icmp sle i32 %22, 400
  br i1 %23, label %24, label %25

24:                                               ; preds = %0
  br label %27

25:                                               ; preds = %0
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 228, ptr noundef @__PRETTY_FUNCTION__.main) #10
  unreachable

26:                                               ; No predecessors!
  br label %27

27:                                               ; preds = %26, %24
  call void @llvm.lifetime.start.p0(i64 13167456, ptr %4) #9
  %28 = load i32, ptr %2, align 4, !tbaa !8
  call void @_ZN7BlossomC2Ei(ptr noundef nonnull align 8 dereferenceable(13167456) %4, i32 noundef %28)
  br label %29

29:                                               ; preds = %44, %27
  %30 = load i32, ptr %3, align 4, !tbaa !8
  %31 = add nsw i32 %30, -1
  store i32 %31, ptr %3, align 4, !tbaa !8
  %32 = icmp ne i32 %30, 0
  br i1 %32, label %33, label %49

33:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #9
  %34 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %35 unwind label %45

35:                                               ; preds = %33
  %36 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %34, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %37 unwind label %45

37:                                               ; preds = %35
  %38 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %36, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %39 unwind label %45

39:                                               ; preds = %37
  %40 = load i32, ptr %5, align 4, !tbaa !8
  %41 = load i32, ptr %6, align 4, !tbaa !8
  %42 = load i32, ptr %7, align 4, !tbaa !8
  %43 = sext i32 %42 to i64
  invoke void @_ZN7Blossom8add_edgeEiix(ptr noundef nonnull align 8 dereferenceable(13167456) %4, i32 noundef %40, i32 noundef %41, i64 noundef %43)
          to label %44 unwind label %45

44:                                               ; preds = %39
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #9
  br label %29, !llvm.loop !11

45:                                               ; preds = %39, %37, %35, %33
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %8, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #9
  br label %94

49:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #9
  call void @llvm.lifetime.start.p0(i64 16, ptr %11) #9
  %50 = invoke { i64, i32 } @_ZN7Blossom5solveEv(ptr noundef nonnull align 8 dereferenceable(13167456) %4)
          to label %51 unwind label %64

51:                                               ; preds = %49
  store { i64, i32 } %50, ptr %12, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %11, ptr align 8 %12, i64 12, i1 false)
  %52 = getelementptr inbounds %"struct.std::pair", ptr %11, i32 0, i32 0
  %53 = load i64, ptr %52, align 8, !tbaa !13
  call void @llvm.lifetime.end.p0(i64 16, ptr %11) #9
  store i64 %53, ptr %10, align 8, !tbaa !16
  %54 = load i64, ptr %10, align 8, !tbaa !16
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %54)
          to label %56 unwind label %68

56:                                               ; preds = %51
  %57 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %55, i8 noundef signext 10)
          to label %58 unwind label %68

58:                                               ; preds = %56
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #9
  store i32 1, ptr %13, align 4, !tbaa !8
  br label %59

59:                                               ; preds = %82, %58
  %60 = load i32, ptr %13, align 4, !tbaa !8
  %61 = load i32, ptr %2, align 4, !tbaa !8
  %62 = icmp sle i32 %60, %61
  br i1 %62, label %72, label %63

63:                                               ; preds = %59
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #9
  br label %89

64:                                               ; preds = %49
  %65 = landingpad { ptr, i32 }
          cleanup
  %66 = extractvalue { ptr, i32 } %65, 0
  store ptr %66, ptr %8, align 8
  %67 = extractvalue { ptr, i32 } %65, 1
  store i32 %67, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %11) #9
  br label %93

68:                                               ; preds = %89, %56, %51
  %69 = landingpad { ptr, i32 }
          cleanup
  %70 = extractvalue { ptr, i32 } %69, 0
  store ptr %70, ptr %8, align 8
  %71 = extractvalue { ptr, i32 } %69, 1
  store i32 %71, ptr %9, align 4
  br label %93

72:                                               ; preds = %59
  %73 = getelementptr inbounds %struct.Blossom, ptr %4, i32 0, i32 4
  %74 = load i32, ptr %13, align 4, !tbaa !8
  %75 = sext i32 %74 to i64
  %76 = getelementptr inbounds [810 x i32], ptr %73, i64 0, i64 %75
  %77 = load i32, ptr %76, align 4, !tbaa !8
  %78 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %77)
          to label %79 unwind label %85

79:                                               ; preds = %72
  %80 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %78, i8 noundef signext 32)
          to label %81 unwind label %85

81:                                               ; preds = %79
  br label %82

82:                                               ; preds = %81
  %83 = load i32, ptr %13, align 4, !tbaa !8
  %84 = add nsw i32 %83, 1
  store i32 %84, ptr %13, align 4, !tbaa !8
  br label %59, !llvm.loop !17

85:                                               ; preds = %79, %72
  %86 = landingpad { ptr, i32 }
          cleanup
  %87 = extractvalue { ptr, i32 } %86, 0
  store ptr %87, ptr %8, align 8
  %88 = extractvalue { ptr, i32 } %86, 1
  store i32 %88, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #9
  br label %93

89:                                               ; preds = %63
  %90 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext 10)
          to label %91 unwind label %68

91:                                               ; preds = %89
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #9
  call void @_ZN7BlossomD2Ev(ptr noundef nonnull align 8 dereferenceable(13167456) %4) #9
  call void @llvm.lifetime.end.p0(i64 13167456, ptr %4) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #9
  %92 = load i32, ptr %1, align 4
  ret i32 %92

93:                                               ; preds = %85, %68, %64
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #9
  br label %94

94:                                               ; preds = %93, %45
  call void @_ZN7BlossomD2Ev(ptr noundef nonnull align 8 dereferenceable(13167456) %4) #9
  call void @llvm.lifetime.end.p0(i64 13167456, ptr %4) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #9
  br label %95

95:                                               ; preds = %94
  %96 = load ptr, ptr %8, align 8
  %97 = load i32, ptr %9, align 4
  %98 = insertvalue { ptr, i32 } poison, ptr %96, 0
  %99 = insertvalue { ptr, i32 } %98, i32 %97, 1
  resume { ptr, i32 } %99
}

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

; 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: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7BlossomC2Ei(ptr noundef nonnull align 8 dereferenceable(13167456), i32 noundef) unnamed_addr #5 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7Blossom8add_edgeEiix(ptr noundef nonnull align 8 dereferenceable(13167456), i32 noundef, i32 noundef, i64 noundef) #5 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZN7Blossom5solveEv(ptr noundef nonnull align 8 dereferenceable(13167456)) #5 align 2

; 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) #6

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #7

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

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN7BlossomD2Ev(ptr noundef nonnull align 8 dereferenceable(13167456)) unnamed_addr #8 align 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 = { "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 = { noreturn 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 #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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #7 = { 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 #8 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #9 = { nounwind }
attributes #10 = { noreturn 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 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !15, i64 0}
!14 = !{!"_ZTSSt4pairIxiE", !15, i64 0, !9, i64 8}
!15 = !{!"long long", !10, i64 0}
!16 = !{!15, !15, i64 0}
!17 = distinct !{!17, !12}


; 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" }
%struct.Blossom = type { i64, [810 x [810 x %"struct.Blossom::edge"]], i32, i32, [810 x i32], [810 x i32], [810 x i32], [810 x i32], [810 x [810 x i32]], [810 x i32], [810 x i32], [810 x i64], [810 x %"class.std::vector"], %"class.std::deque" }
%"struct.Blossom::edge" = type { i32, i32, i64 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [9 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [106 x i8], align 1
@__PRETTY_FUNCTION__.main = external hidden unnamed_addr constant [11 x i8], align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %struct.Blossom, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %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)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #8
  %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) %1)
  %14 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %13, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %15 = load i32, ptr %1, align 4, !tbaa !8
  %16 = icmp slt i32 %15, 401
  br i1 %16, label %18, label %17

17:                                               ; preds = %0
  call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 228, ptr noundef nonnull @__PRETTY_FUNCTION__.main) #9
  unreachable

18:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 13167456, ptr nonnull %3) #8
  call void @_ZN7BlossomC2Ei(ptr noundef nonnull align 8 dereferenceable(13167456) %3, i32 noundef %15)
  %19 = load i32, ptr %2, align 4, !tbaa !8
  %20 = add nsw i32 %19, -1
  store i32 %20, ptr %2, align 4, !tbaa !8
  %.not14 = icmp eq i32 %19, 0
  br i1 %.not14, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %18, %31
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #8
  %21 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %22 unwind label %34

22:                                               ; preds = %.lr.ph
  %23 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %21, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %24 unwind label %34

24:                                               ; preds = %22
  %25 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %23, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %26 unwind label %34

26:                                               ; preds = %24
  %27 = load i32, ptr %4, align 4, !tbaa !8
  %28 = load i32, ptr %5, align 4, !tbaa !8
  %29 = load i32, ptr %6, align 4, !tbaa !8
  %30 = sext i32 %29 to i64
  invoke void @_ZN7Blossom8add_edgeEiix(ptr noundef nonnull align 8 dereferenceable(13167456) %3, i32 noundef %27, i32 noundef %28, i64 noundef %30)
          to label %31 unwind label %34

31:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #8
  %32 = load i32, ptr %2, align 4, !tbaa !8
  %33 = add nsw i32 %32, -1
  store i32 %33, ptr %2, align 4, !tbaa !8
  %.not = icmp eq i32 %32, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !11

34:                                               ; preds = %26, %24, %22, %.lr.ph
  %35 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #8
  br label %60

._crit_edge:                                      ; preds = %31, %18
  %36 = invoke { i64, i32 } @_ZN7Blossom5solveEv(ptr noundef nonnull align 8 dereferenceable(13167456) %3)
          to label %37 unwind label %44

37:                                               ; preds = %._crit_edge
  %.fca.0.extract = extractvalue { i64, i32 } %36, 0
  %38 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.fca.0.extract)
          to label %39 unwind label %46

39:                                               ; preds = %37
  %40 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %38, i8 noundef signext 10)
          to label %.preheader unwind label %46

.preheader:                                       ; preds = %39
  %41 = load i32, ptr %1, align 4, !tbaa !8
  %.not1015 = icmp slt i32 %41, 1
  br i1 %.not1015, label %._crit_edge18, label %.lr.ph17

.lr.ph17:                                         ; preds = %.preheader
  %42 = getelementptr inbounds i8, ptr %3, i64 10497616
  br label %48

._crit_edge18:                                    ; preds = %54, %.preheader
  %43 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext 10)
          to label %59 unwind label %46

44:                                               ; preds = %._crit_edge
  %45 = landingpad { ptr, i32 }
          cleanup
  br label %60

46:                                               ; preds = %._crit_edge18, %39, %37
  %47 = landingpad { ptr, i32 }
          cleanup
  br label %60

48:                                               ; preds = %.lr.ph17, %54
  %indvars.iv = phi i64 [ 1, %.lr.ph17 ], [ %indvars.iv.next, %54 ]
  %49 = getelementptr inbounds [810 x i32], ptr %42, i64 0, i64 %indvars.iv
  %50 = load i32, ptr %49, align 4, !tbaa !8
  %51 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %50)
          to label %52 unwind label %57

52:                                               ; preds = %48
  %53 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %51, i8 noundef signext 32)
          to label %54 unwind label %57

54:                                               ; preds = %52
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %55 = load i32, ptr %1, align 4, !tbaa !8
  %56 = sext i32 %55 to i64
  %.not10.not = icmp slt i64 %indvars.iv, %56
  br i1 %.not10.not, label %48, label %._crit_edge18, !llvm.loop !13

57:                                               ; preds = %52, %48
  %58 = landingpad { ptr, i32 }
          cleanup
  br label %60

59:                                               ; preds = %._crit_edge18
  call void @_ZN7BlossomD2Ev(ptr noundef nonnull align 8 dereferenceable(13167456) %3) #8
  call void @llvm.lifetime.end.p0(i64 13167456, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #8
  ret i32 0

60:                                               ; preds = %44, %46, %57, %34
  %.pn12 = phi { ptr, i32 } [ %35, %34 ], [ %58, %57 ], [ %47, %46 ], [ %45, %44 ]
  call void @_ZN7BlossomD2Ev(ptr noundef nonnull align 8 dereferenceable(13167456) %3) #8
  call void @llvm.lifetime.end.p0(i64 13167456, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #8
  resume { ptr, i32 } %.pn12
}

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

; 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: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7BlossomC2Ei(ptr noundef nonnull align 8 dereferenceable(13167456), i32 noundef) unnamed_addr #5 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7Blossom8add_edgeEiix(ptr noundef nonnull align 8 dereferenceable(13167456), i32 noundef, i32 noundef, i64 noundef) local_unnamed_addr #5 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZN7Blossom5solveEv(ptr noundef nonnull align 8 dereferenceable(13167456)) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #6

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

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 nounwind uwtable
declare dso_local void @_ZN7BlossomD2Ev(ptr noundef nonnull align 8 dereferenceable(13167456)) unnamed_addr #7 align 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 = { "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 = { noreturn 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 #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 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { 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 #8 = { nounwind }
attributes #9 = { noreturn 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 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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