; LLVM IR from chirag-singhal/Coding-Interview-101 :: Miscellaneous/Codechef/junelong/3.1 (main)

; 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"

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i64, align 8
  %4 = alloca i32, align 4
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %8 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %9

9:                                                ; preds = %45, %0
  %10 = load i32, ptr %4, align 4, !tbaa !5
  %11 = load i32, ptr %2, align 4, !tbaa !5
  %12 = icmp slt i32 %10, %11
  br i1 %12, label %14, label %13

13:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  br label %48

14:                                               ; preds = %9
  %15 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %3)
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  store i64 1, ptr %5, align 8, !tbaa !9
  %16 = load i64, ptr %3, align 8, !tbaa !9
  %17 = urem i64 %16, 1000000006
  store i64 %17, ptr %3, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %18 = load i64, ptr %3, align 8, !tbaa !9
  %19 = sub i64 %18, 1
  store i64 %19, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  store i64 2, ptr %7, align 8, !tbaa !9
  br label %20

20:                                               ; preds = %32, %14
  %21 = load i64, ptr %6, align 8, !tbaa !9
  %22 = icmp ugt i64 %21, 0
  br i1 %22, label %23, label %39

23:                                               ; preds = %20
  %24 = load i64, ptr %6, align 8, !tbaa !9
  %25 = and i64 %24, 1
  %26 = icmp ne i64 %25, 0
  br i1 %26, label %27, label %32

27:                                               ; preds = %23
  %28 = load i64, ptr %5, align 8, !tbaa !9
  %29 = load i64, ptr %7, align 8, !tbaa !9
  %30 = mul i64 %28, %29
  %31 = urem i64 %30, 1000000007
  store i64 %31, ptr %5, align 8, !tbaa !9
  br label %32

32:                                               ; preds = %27, %23
  %33 = load i64, ptr %6, align 8, !tbaa !9
  %34 = lshr i64 %33, 1
  store i64 %34, ptr %6, align 8, !tbaa !9
  %35 = load i64, ptr %7, align 8, !tbaa !9
  %36 = load i64, ptr %7, align 8, !tbaa !9
  %37 = mul i64 %35, %36
  %38 = urem i64 %37, 1000000007
  store i64 %38, ptr %7, align 8, !tbaa !9
  br label %20, !llvm.loop !11

39:                                               ; preds = %20
  %40 = load i64, ptr %5, align 8, !tbaa !9
  %41 = mul i64 %40, 10
  %42 = urem i64 %41, 1000000007
  store i64 %42, ptr %5, align 8, !tbaa !9
  %43 = load i64, ptr %5, align 8, !tbaa !9
  %44 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %43)
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  br label %45

45:                                               ; preds = %39
  %46 = load i32, ptr %4, align 4, !tbaa !5
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %4, align 4, !tbaa !5
  br label %9, !llvm.loop !13

48:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  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

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

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

attributes #0 = { 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 = { "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 = { 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/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"

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: nofree nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #3
  %3 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %4 = load i32, ptr %1, align 4, !tbaa !5
  %5 = icmp sgt i32 %4, 0
  br i1 %5, label %.lr.ph21, label %._crit_edge22

._crit_edge22:                                    ; preds = %._crit_edge, %0
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #3
  ret i32 0

.lr.ph21:                                         ; preds = %0, %._crit_edge
  %.01319 = phi i32 [ %21, %._crit_edge ], [ 0, %0 ]
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %2)
  %7 = load i64, ptr %2, align 8, !tbaa !9
  %8 = urem i64 %7, 1000000006
  store i64 %8, ptr %2, align 8, !tbaa !9
  %9 = add nsw i64 %8, -1
  %.not15 = icmp eq i64 %9, 0
  br i1 %.not15, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph21, %14
  %.018 = phi i64 [ %17, %14 ], [ 2, %.lr.ph21 ]
  %.01117 = phi i64 [ %15, %14 ], [ %9, %.lr.ph21 ]
  %.01216 = phi i64 [ %.1, %14 ], [ 1, %.lr.ph21 ]
  %10 = and i64 %.01117, 1
  %.not14 = icmp eq i64 %10, 0
  br i1 %.not14, label %14, label %11

11:                                               ; preds = %.lr.ph
  %12 = mul i64 %.018, %.01216
  %13 = urem i64 %12, 1000000007
  br label %14

14:                                               ; preds = %11, %.lr.ph
  %.1 = phi i64 [ %13, %11 ], [ %.01216, %.lr.ph ]
  %15 = lshr i64 %.01117, 1
  %16 = mul nuw nsw i64 %.018, %.018
  %17 = urem i64 %16, 1000000007
  %.not = icmp ult i64 %.01117, 2
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !11

._crit_edge:                                      ; preds = %14, %.lr.ph21
  %.012.lcssa = phi i64 [ 1, %.lr.ph21 ], [ %.1, %14 ]
  %18 = mul i64 %.012.lcssa, 10
  %19 = urem i64 %18, 1000000007
  %20 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %19)
  %21 = add nuw nsw i32 %.01319, 1
  %22 = load i32, ptr %1, align 4, !tbaa !5
  %23 = icmp slt i32 %21, %22
  br i1 %23, label %.lr.ph21, label %._crit_edge22, !llvm.loop !13
}

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

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

attributes #0 = { nofree 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 = { 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 = { 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/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: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass