; LLVM IR from kazunetakahashi/atcoder :: 201510_201609/1021_ARC044 (B)

; 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" }

@ans = external dso_local global [100010 x i64], align 16
@b = external dso_local global [100010 x i64], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z4initv() #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 uwtable
declare dso_local noundef i64 @_Z5powerxx(i64 noundef, i64 noundef) #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca [100010 x i32], align 16
  %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 i64, align 8
  store i32 0, ptr %1, align 4
  call void @_Z4initv()
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  %10 = 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)
  call void @llvm.lifetime.start.p0(i64 400040, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @_ZSt4fillIPxiEvT_S1_RKT0_(ptr noundef @b, ptr noundef getelementptr inbounds (i64, ptr @b, i64 100010), ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %11

11:                                               ; preds = %34, %0
  %12 = load i32, ptr %6, align 4, !tbaa !5
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = icmp slt i32 %12, %13
  br i1 %14, label %16, label %15

15:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %37

16:                                               ; preds = %11
  %17 = load i32, ptr %6, align 4, !tbaa !5
  %18 = sext i32 %17 to i64
  %19 = getelementptr inbounds [100010 x i32], ptr %3, i64 0, i64 %18
  %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) %19)
  %21 = load i32, ptr %6, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [100010 x i32], ptr %3, i64 0, i64 %22
  %24 = load i32, ptr %23, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [100010 x i64], ptr @b, i64 0, i64 %25
  %27 = load i64, ptr %26, align 8, !tbaa !9
  %28 = add nsw i64 %27, 1
  store i64 %28, ptr %26, align 8, !tbaa !9
  %29 = load i32, ptr %6, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [100010 x i32], ptr %3, i64 0, i64 %30
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %31)
  %33 = load i32, ptr %32, align 4, !tbaa !5
  store i32 %33, ptr %5, align 4, !tbaa !5
  br label %34

34:                                               ; preds = %16
  %35 = load i32, ptr %6, align 4, !tbaa !5
  %36 = add nsw i32 %35, 1
  store i32 %36, ptr %6, align 4, !tbaa !5
  br label %11, !llvm.loop !11

37:                                               ; preds = %15
  %38 = getelementptr inbounds [100010 x i32], ptr %3, i64 0, i64 0
  %39 = load i32, ptr %38, align 16, !tbaa !5
  %40 = icmp ne i32 %39, 0
  br i1 %40, label %44, label %41

41:                                               ; preds = %37
  %42 = load i64, ptr @b, align 16, !tbaa !9
  %43 = icmp ne i64 %42, 1
  br i1 %43, label %44, label %47

44:                                               ; preds = %41, %37
  %45 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 0)
  %46 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %45, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %7, align 4
  br label %125

47:                                               ; preds = %41
  store i64 1, ptr @ans, align 16, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %48

48:                                               ; preds = %115, %47
  %49 = load i32, ptr %8, align 4, !tbaa !5
  %50 = load i32, ptr %5, align 4, !tbaa !5
  %51 = icmp slt i32 %49, %50
  br i1 %51, label %53, label %52

52:                                               ; preds = %48
  store i32 5, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %118

53:                                               ; preds = %48
  %54 = load i32, ptr %8, align 4, !tbaa !5
  %55 = sext i32 %54 to i64
  %56 = getelementptr inbounds [100010 x i64], ptr @ans, i64 0, i64 %55
  %57 = load i64, ptr %56, align 8, !tbaa !9
  %58 = load i32, ptr %8, align 4, !tbaa !5
  %59 = add nsw i32 %58, 1
  %60 = sext i32 %59 to i64
  %61 = getelementptr inbounds [100010 x i64], ptr @ans, i64 0, i64 %60
  store i64 %57, ptr %61, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  %62 = load i32, ptr %8, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds [100010 x i64], ptr @b, i64 0, i64 %63
  %65 = load i64, ptr %64, align 8, !tbaa !9
  %66 = call noundef i64 @_Z5powerxx(i64 noundef 2, i64 noundef %65)
  %67 = add nsw i64 %66, 1000000007
  %68 = sub nsw i64 %67, 1
  %69 = srem i64 %68, 1000000007
  store i64 %69, ptr %9, align 8, !tbaa !9
  %70 = load i64, ptr %9, align 8, !tbaa !9
  %71 = load i32, ptr %8, align 4, !tbaa !5
  %72 = add nsw i32 %71, 1
  %73 = sext i32 %72 to i64
  %74 = getelementptr inbounds [100010 x i64], ptr @b, i64 0, i64 %73
  %75 = load i64, ptr %74, align 8, !tbaa !9
  %76 = call noundef i64 @_Z5powerxx(i64 noundef %70, i64 noundef %75)
  %77 = load i32, ptr %8, align 4, !tbaa !5
  %78 = add nsw i32 %77, 1
  %79 = sext i32 %78 to i64
  %80 = getelementptr inbounds [100010 x i64], ptr @ans, i64 0, i64 %79
  %81 = load i64, ptr %80, align 8, !tbaa !9
  %82 = mul nsw i64 %81, %76
  store i64 %82, ptr %80, align 8, !tbaa !9
  %83 = load i32, ptr %8, align 4, !tbaa !5
  %84 = add nsw i32 %83, 1
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [100010 x i64], ptr @ans, i64 0, i64 %85
  %87 = load i64, ptr %86, align 8, !tbaa !9
  %88 = srem i64 %87, 1000000007
  store i64 %88, ptr %86, align 8, !tbaa !9
  %89 = load i32, ptr %8, align 4, !tbaa !5
  %90 = add nsw i32 %89, 1
  %91 = sext i32 %90 to i64
  %92 = getelementptr inbounds [100010 x i64], ptr @b, i64 0, i64 %91
  %93 = load i64, ptr %92, align 8, !tbaa !9
  %94 = load i32, ptr %8, align 4, !tbaa !5
  %95 = add nsw i32 %94, 1
  %96 = sext i32 %95 to i64
  %97 = getelementptr inbounds [100010 x i64], ptr @b, i64 0, i64 %96
  %98 = load i64, ptr %97, align 8, !tbaa !9
  %99 = sub nsw i64 %98, 1
  %100 = mul nsw i64 %93, %99
  %101 = sdiv i64 %100, 2
  %102 = call noundef i64 @_Z5powerxx(i64 noundef 2, i64 noundef %101)
  %103 = load i32, ptr %8, align 4, !tbaa !5
  %104 = add nsw i32 %103, 1
  %105 = sext i32 %104 to i64
  %106 = getelementptr inbounds [100010 x i64], ptr @ans, i64 0, i64 %105
  %107 = load i64, ptr %106, align 8, !tbaa !9
  %108 = mul nsw i64 %107, %102
  store i64 %108, ptr %106, align 8, !tbaa !9
  %109 = load i32, ptr %8, align 4, !tbaa !5
  %110 = add nsw i32 %109, 1
  %111 = sext i32 %110 to i64
  %112 = getelementptr inbounds [100010 x i64], ptr @ans, i64 0, i64 %111
  %113 = load i64, ptr %112, align 8, !tbaa !9
  %114 = srem i64 %113, 1000000007
  store i64 %114, ptr %112, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  br label %115

115:                                              ; preds = %53
  %116 = load i32, ptr %8, align 4, !tbaa !5
  %117 = add nsw i32 %116, 1
  store i32 %117, ptr %8, align 4, !tbaa !5
  br label %48, !llvm.loop !13

118:                                              ; preds = %52
  %119 = load i32, ptr %5, align 4, !tbaa !5
  %120 = sext i32 %119 to i64
  %121 = getelementptr inbounds [100010 x i64], ptr @ans, i64 0, i64 %120
  %122 = load i64, ptr %121, align 8, !tbaa !9
  %123 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %122)
  %124 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %123, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i32 0, ptr %7, align 4
  br label %125

125:                                              ; preds = %118, %44
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 400040, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %126 = load i32, ptr %7, align 4
  switch i32 %126, label %129 [
    i32 0, label %127
    i32 1, label %127
  ]

127:                                              ; preds = %125, %125
  %128 = load i32, ptr %1, align 4
  ret i32 %128

129:                                              ; preds = %125
  unreachable
}

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPxiEvT_S1_RKT0_(ptr noundef, ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #6

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 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) #2 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)) #5

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

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #4 = { "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 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 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 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !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" }

@ans = external dso_local local_unnamed_addr global [100010 x i64], align 16
@b = external dso_local global [100010 x i64], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z4initv() 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 uwtable
declare dso_local noundef i64 @_Z5powerxx(i64 noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 {
  %1 = alloca i32, align 4
  %2 = alloca [100010 x i32], align 16
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  tail call void @_Z4initv()
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  %5 = 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)
  call void @llvm.lifetime.start.p0(i64 400040, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  store i32 0, ptr %3, align 4, !tbaa !5
  call void @_ZSt4fillIPxiEvT_S1_RKT0_(ptr noundef nonnull @b, ptr noundef nonnull getelementptr inbounds (i8, ptr @b, i64 800080), ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #7
  store i32 0, ptr %4, align 4, !tbaa !5
  %6 = load i32, ptr %1, align 4, !tbaa !5
  %7 = icmp sgt i32 %6, 0
  br i1 %7, label %.lr.ph, label %._crit_edge.thread

._crit_edge:                                      ; preds = %.lr.ph
  %.pre = load i32, ptr %2, align 16, !tbaa !5
  %8 = icmp ne i32 %.pre, 0
  %9 = load i64, ptr @b, align 16
  %10 = icmp ne i64 %9, 1
  %or.cond = select i1 %8, i1 true, i1 %10
  br i1 %or.cond, label %._crit_edge.thread, label %24

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %11 = getelementptr inbounds [100010 x i32], ptr %2, i64 0, i64 %indvars.iv
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %11)
  %13 = load i32, ptr %11, align 4, !tbaa !5
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds [100010 x i64], ptr @b, i64 0, i64 %14
  %16 = load i64, ptr %15, align 8, !tbaa !9
  %17 = add nsw i64 %16, 1
  store i64 %17, ptr %15, align 8, !tbaa !9
  %18 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %11)
  %19 = load i32, ptr %18, align 4, !tbaa !5
  store i32 %19, ptr %4, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %20 = load i32, ptr %1, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  %22 = icmp slt i64 %indvars.iv.next, %21
  br i1 %22, label %.lr.ph, label %._crit_edge, !llvm.loop !11

._crit_edge.thread:                               ; preds = %0, %._crit_edge
  %23 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 0)
  br label %53

24:                                               ; preds = %._crit_edge
  store i64 1, ptr @ans, align 16, !tbaa !9
  %25 = icmp sgt i32 %19, 0
  br i1 %25, label %.lr.ph25, label %.._crit_edge26_crit_edge

.._crit_edge26_crit_edge:                         ; preds = %24
  %.pre32 = sext i32 %19 to i64
  br label %._crit_edge26

._crit_edge26:                                    ; preds = %.lr.ph25, %.._crit_edge26_crit_edge
  %.pre-phi = phi i64 [ %.pre32, %.._crit_edge26_crit_edge ], [ %51, %.lr.ph25 ]
  %26 = getelementptr inbounds [100010 x i64], ptr @ans, i64 0, i64 %.pre-phi
  %27 = load i64, ptr %26, align 8, !tbaa !9
  %28 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %27)
  br label %53

.lr.ph25:                                         ; preds = %24, %.lr.ph25
  %29 = phi i64 [ %49, %.lr.ph25 ], [ 1, %24 ]
  %indvars.iv29 = phi i64 [ %indvars.iv.next30, %.lr.ph25 ], [ 0, %24 ]
  %indvars.iv.next30 = add nuw nsw i64 %indvars.iv29, 1
  %30 = getelementptr inbounds [100010 x i64], ptr @ans, i64 0, i64 %indvars.iv.next30
  store i64 %29, ptr %30, align 8, !tbaa !9
  %31 = getelementptr inbounds [100010 x i64], ptr @b, i64 0, i64 %indvars.iv29
  %32 = load i64, ptr %31, align 8, !tbaa !9
  %33 = call noundef i64 @_Z5powerxx(i64 noundef 2, i64 noundef %32)
  %34 = add nsw i64 %33, 1000000006
  %35 = srem i64 %34, 1000000007
  %36 = getelementptr inbounds [100010 x i64], ptr @b, i64 0, i64 %indvars.iv.next30
  %37 = load i64, ptr %36, align 8, !tbaa !9
  %38 = call noundef i64 @_Z5powerxx(i64 noundef %35, i64 noundef %37)
  %39 = load i64, ptr %30, align 8, !tbaa !9
  %40 = mul nsw i64 %39, %38
  %41 = srem i64 %40, 1000000007
  store i64 %41, ptr %30, align 8, !tbaa !9
  %42 = load i64, ptr %36, align 8, !tbaa !9
  %43 = add nsw i64 %42, -1
  %44 = mul nsw i64 %43, %42
  %45 = sdiv i64 %44, 2
  %46 = call noundef i64 @_Z5powerxx(i64 noundef 2, i64 noundef %45)
  %47 = load i64, ptr %30, align 8, !tbaa !9
  %48 = mul nsw i64 %47, %46
  %49 = srem i64 %48, 1000000007
  store i64 %49, ptr %30, align 8, !tbaa !9
  %50 = load i32, ptr %4, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = icmp slt i64 %indvars.iv.next30, %51
  br i1 %52, label %.lr.ph25, label %._crit_edge26, !llvm.loop !13

53:                                               ; preds = %._crit_edge26, %._crit_edge.thread
  %.sink = phi ptr [ %28, %._crit_edge26 ], [ %23, %._crit_edge.thread ]
  %54 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %.sink, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 400040, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

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 #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPxiEvT_S1_RKT0_(ptr noundef, ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #6

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 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 #2 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)) #5

; 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 #2 align 2

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #4 = { "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 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 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 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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