; LLVM IR from VastoLorde95/Competitive-Programming :: HackerEarth/Intercity Travel (inter)

; 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"

@A = external dso_local global [51 x [51 x i64]], align 16
@R = external dso_local global [10 x [51 x [51 x i64]]], align 16
@r = external dso_local global i32, align 4
@n = external dso_local global i32, align 4
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_Z4expoiii(i32 noundef, i32 noundef, i32 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z4initv() #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 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 i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  call void @llvm.memset.p0.i64(ptr align 16 @A, i8 0, i64 20808, i1 false)
  call void @llvm.memset.p0.i64(ptr align 16 @R, i8 0, i64 208080, i1 false)
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @n)
  %13 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @r)
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %37, %0
  %15 = load i32, ptr %9, align 4, !tbaa !5
  %16 = load i32, ptr @r, align 4, !tbaa !5
  %17 = icmp slt i32 %15, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %40

19:                                               ; preds = %14
  %20 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %4, ptr noundef %5)
  %21 = load i32, ptr %4, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [51 x [51 x i64]], ptr @A, i64 0, i64 %22
  %24 = load i32, ptr %5, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [51 x i64], ptr %23, 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 %4, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [51 x [51 x i64]], ptr @R, i64 0, i64 %30
  %32 = load i32, ptr %5, align 4, !tbaa !5
  %33 = sext i32 %32 to i64
  %34 = getelementptr inbounds [51 x i64], ptr %31, i64 0, i64 %33
  %35 = load i64, ptr %34, align 8, !tbaa !9
  %36 = add nsw i64 %35, 1
  store i64 %36, ptr %34, align 8, !tbaa !9
  br label %37

37:                                               ; preds = %19
  %38 = load i32, ptr %9, align 4, !tbaa !5
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %9, align 4, !tbaa !5
  br label %14, !llvm.loop !11

40:                                               ; preds = %18
  %41 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  %42 = load i32, ptr %2, align 4, !tbaa !5
  %43 = icmp sle i32 %42, 5
  br i1 %43, label %44, label %61

44:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %45

45:                                               ; preds = %57, %44
  %46 = load i32, ptr %10, align 4, !tbaa !5
  %47 = load i32, ptr %2, align 4, !tbaa !5
  %48 = icmp slt i32 %46, %47
  br i1 %48, label %50, label %49

49:                                               ; preds = %45
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %60

50:                                               ; preds = %45
  %51 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %6, ptr noundef %7, ptr noundef %8)
  %52 = load i32, ptr %6, align 4, !tbaa !5
  %53 = load i32, ptr %7, align 4, !tbaa !5
  %54 = load i32, ptr %8, align 4, !tbaa !5
  %55 = call noundef i64 @_Z4expoiii(i32 noundef %52, i32 noundef %53, i32 noundef %54)
  %56 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i64 noundef %55)
  br label %57

57:                                               ; preds = %50
  %58 = load i32, ptr %10, align 4, !tbaa !5
  %59 = add nsw i32 %58, 1
  store i32 %59, ptr %10, align 4, !tbaa !5
  br label %45, !llvm.loop !13

60:                                               ; preds = %49
  br label %85

61:                                               ; preds = %40
  call void @_Z4initv()
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %62

62:                                               ; preds = %81, %61
  %63 = load i32, ptr %11, align 4, !tbaa !5
  %64 = load i32, ptr %2, align 4, !tbaa !5
  %65 = icmp slt i32 %63, %64
  br i1 %65, label %67, label %66

66:                                               ; preds = %62
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %84

67:                                               ; preds = %62
  %68 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %6, ptr noundef %7, ptr noundef %8)
  %69 = load i32, ptr %8, align 4, !tbaa !5
  %70 = sub nsw i32 %69, 1
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds [10 x [51 x [51 x i64]]], ptr @R, i64 0, i64 %71
  %73 = load i32, ptr %6, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = getelementptr inbounds [51 x [51 x i64]], ptr %72, i64 0, i64 %74
  %76 = load i32, ptr %7, align 4, !tbaa !5
  %77 = sext i32 %76 to i64
  %78 = getelementptr inbounds [51 x i64], ptr %75, i64 0, i64 %77
  %79 = load i64, ptr %78, align 8, !tbaa !9
  %80 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i64 noundef %79)
  br label %81

81:                                               ; preds = %67
  %82 = load i32, ptr %11, align 4, !tbaa !5
  %83 = add nsw i32 %82, 1
  store i32 %83, ptr %11, align 4, !tbaa !5
  br label %62, !llvm.loop !14

84:                                               ; preds = %66
  br label %85

85:                                               ; preds = %84, %60
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  ret i32 0
}

declare i32 @__isoc99_scanf(ptr noundef, ...) #4

declare i32 @printf(ptr noundef, ...) #4

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

@A = external dso_local local_unnamed_addr global [51 x [51 x i64]], align 16
@R = external dso_local local_unnamed_addr global [10 x [51 x [51 x i64]]], align 16
@r = external dso_local global i32, align 4
@n = external dso_local global i32, align 4
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_Z4expoiii(i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #2

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

; Function Attrs: mustprogress norecurse nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 {
  %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
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(20808) @A, i8 0, i64 20808, i1 false)
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(208080) @R, i8 0, i64 208080, i1 false)
  %7 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @n)
  %8 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @r)
  %9 = load i32, ptr @r, align 4, !tbaa !5
  %10 = icmp sgt i32 %9, 0
  br i1 %10, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %12 = load i32, ptr %1, align 4, !tbaa !5
  %13 = icmp slt i32 %12, 6
  br i1 %13, label %.preheader, label %38

.preheader:                                       ; preds = %._crit_edge
  %14 = icmp sgt i32 %12, 0
  br i1 %14, label %.lr.ph14, label %.loopexit

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.079 = phi i32 [ %26, %.lr.ph ], [ 0, %0 ]
  %15 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %2, ptr noundef nonnull %3)
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = sext i32 %16 to i64
  %18 = load i32, ptr %3, align 4, !tbaa !5
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds [51 x [51 x i64]], ptr @A, i64 0, i64 %17, i64 %19
  %21 = load i64, ptr %20, align 8, !tbaa !9
  %22 = add nsw i64 %21, 1
  store i64 %22, ptr %20, align 8, !tbaa !9
  %23 = getelementptr inbounds [51 x [51 x i64]], ptr @R, i64 0, i64 %17, i64 %19
  %24 = load i64, ptr %23, align 8, !tbaa !9
  %25 = add nsw i64 %24, 1
  store i64 %25, ptr %23, align 8, !tbaa !9
  %26 = add nuw nsw i32 %.079, 1
  %27 = load i32, ptr @r, align 4, !tbaa !5
  %28 = icmp slt i32 %26, %27
  br i1 %28, label %.lr.ph, label %._crit_edge, !llvm.loop !11

.lr.ph14:                                         ; preds = %.preheader, %.lr.ph14
  %.0613 = phi i32 [ %35, %.lr.ph14 ], [ 0, %.preheader ]
  %29 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %4, ptr noundef nonnull %5, ptr noundef nonnull %6)
  %30 = load i32, ptr %4, align 4, !tbaa !5
  %31 = load i32, ptr %5, align 4, !tbaa !5
  %32 = load i32, ptr %6, align 4, !tbaa !5
  %33 = call noundef i64 @_Z4expoiii(i32 noundef %30, i32 noundef %31, i32 noundef %32)
  %34 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i64 noundef %33)
  %35 = add nuw nsw i32 %.0613, 1
  %36 = load i32, ptr %1, align 4, !tbaa !5
  %37 = icmp slt i32 %35, %36
  br i1 %37, label %.lr.ph14, label %.loopexit, !llvm.loop !13

38:                                               ; preds = %._crit_edge
  call void @_Z4initv()
  %39 = load i32, ptr %1, align 4, !tbaa !5
  %40 = icmp sgt i32 %39, 0
  br i1 %40, label %.lr.ph12, label %.loopexit

.lr.ph12:                                         ; preds = %38, %.lr.ph12
  %.010 = phi i32 [ %52, %.lr.ph12 ], [ 0, %38 ]
  %41 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %4, ptr noundef nonnull %5, ptr noundef nonnull %6)
  %42 = load i32, ptr %6, align 4, !tbaa !5
  %43 = add nsw i32 %42, -1
  %44 = sext i32 %43 to i64
  %45 = load i32, ptr %4, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = load i32, ptr %5, align 4, !tbaa !5
  %48 = sext i32 %47 to i64
  %49 = getelementptr inbounds [10 x [51 x [51 x i64]]], ptr @R, i64 0, i64 %44, i64 %46, i64 %48
  %50 = load i64, ptr %49, align 8, !tbaa !9
  %51 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i64 noundef %50)
  %52 = add nuw nsw i32 %.010, 1
  %53 = load i32, ptr %1, align 4, !tbaa !5
  %54 = icmp slt i32 %52, %53
  br i1 %54, label %.lr.ph12, label %.loopexit, !llvm.loop !14

.loopexit:                                        ; preds = %.lr.ph12, %.lr.ph14, %38, %.preheader
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret i32 0
}

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #4

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #4

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
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 norecurse 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 #4 = { 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 #5 = { 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}
!14 = distinct !{!14, !12}


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