; LLVM IR from pranjalwalia/Competitive-programming :: Hackerrank/language/C (Querying the Document)

; 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.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local ptr @kth_word_in_mth_sentence_of_nth_paragraph(ptr noundef, i32 noundef, i32 noundef, i32 noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local ptr @kth_sentence_in_mth_paragraph(ptr noundef, i32 noundef, i32 noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local ptr @kth_paragraph(ptr noundef, i32 noundef) #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: nounwind uwtable
declare dso_local ptr @get_document(ptr noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local ptr @get_input_text() #0

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

; Function Attrs: nounwind uwtable
declare dso_local void @print_word(ptr noundef) #0

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

; Function Attrs: nounwind uwtable
declare dso_local void @print_sentence(ptr noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local void @print_paragraph(ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %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 ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca ptr, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #3
  %15 = call ptr @get_input_text()
  store ptr %15, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = call ptr @get_document(ptr noundef %16)
  store ptr %17, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %4)
  br label %19

19:                                               ; preds = %52, %0
  %20 = load i32, ptr %4, align 4, !tbaa !9
  %21 = add nsw i32 %20, -1
  store i32 %21, ptr %4, align 4, !tbaa !9
  %22 = icmp ne i32 %20, 0
  br i1 %22, label %23, label %54

23:                                               ; preds = %19
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  %24 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %5)
  %25 = load i32, ptr %5, align 4, !tbaa !9
  %26 = icmp eq i32 %25, 3
  br i1 %26, label %27, label %35

27:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  %28 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.8, ptr noundef %6, ptr noundef %7, ptr noundef %8)
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %29 = load ptr, ptr %3, align 8, !tbaa !5
  %30 = load i32, ptr %6, align 4, !tbaa !9
  %31 = load i32, ptr %7, align 4, !tbaa !9
  %32 = load i32, ptr %8, align 4, !tbaa !9
  %33 = call ptr @kth_word_in_mth_sentence_of_nth_paragraph(ptr noundef %29, i32 noundef %30, i32 noundef %31, i32 noundef %32)
  store ptr %33, ptr %9, align 8, !tbaa !5
  %34 = load ptr, ptr %9, align 8, !tbaa !5
  call void @print_word(ptr noundef %34)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  br label %52

35:                                               ; preds = %23
  %36 = load i32, ptr %5, align 4, !tbaa !9
  %37 = icmp eq i32 %36, 2
  br i1 %37, label %38, label %45

38:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #3
  %39 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.9, ptr noundef %10, ptr noundef %11)
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #3
  %40 = load ptr, ptr %3, align 8, !tbaa !5
  %41 = load i32, ptr %10, align 4, !tbaa !9
  %42 = load i32, ptr %11, align 4, !tbaa !9
  %43 = call ptr @kth_sentence_in_mth_paragraph(ptr noundef %40, i32 noundef %41, i32 noundef %42)
  store ptr %43, ptr %12, align 8, !tbaa !5
  %44 = load ptr, ptr %12, align 8, !tbaa !5
  call void @print_sentence(ptr noundef %44)
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #3
  br label %51

45:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  %46 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %13)
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #3
  %47 = load ptr, ptr %3, align 8, !tbaa !5
  %48 = load i32, ptr %13, align 4, !tbaa !9
  %49 = call ptr @kth_paragraph(ptr noundef %47, i32 noundef %48)
  store ptr %49, ptr %14, align 8, !tbaa !5
  %50 = load ptr, ptr %14, align 8, !tbaa !5
  call void @print_paragraph(ptr noundef %50)
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  br label %51

51:                                               ; preds = %45, %38
  br label %52

52:                                               ; preds = %51, %27
  %53 = call i32 (ptr, ...) @printf(ptr noundef @.str.4)
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  br label %19, !llvm.loop !11

54:                                               ; preds = %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #3
  %55 = load i32, ptr %1, align 4
  ret i32 %55
}

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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local ptr @kth_word_in_mth_sentence_of_nth_paragraph(ptr noundef, i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local ptr @kth_sentence_in_mth_paragraph(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local ptr @kth_paragraph(ptr noundef, i32 noundef) 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: nounwind uwtable
declare dso_local ptr @get_document(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local ptr @get_input_text() local_unnamed_addr #0

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

; Function Attrs: nounwind uwtable
declare dso_local void @print_word(ptr noundef) local_unnamed_addr #0

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

; Function Attrs: nounwind uwtable
declare dso_local void @print_sentence(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local void @print_paragraph(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind 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 i32, align 4
  %9 = tail call ptr @get_input_text()
  %10 = tail call ptr @get_document(ptr noundef %9)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #3
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %1)
  %12 = load i32, ptr %1, align 4, !tbaa !5
  %13 = add nsw i32 %12, -1
  store i32 %13, ptr %1, align 4, !tbaa !5
  %.not7 = icmp eq i32 %12, 0
  br i1 %.not7, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %31
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #3
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %2)
  %15 = load i32, ptr %2, align 4, !tbaa !5
  switch i32 %15, label %27 [
    i32 3, label %16
    i32 2, label %22
  ]

16:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #3
  %17 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.8, ptr noundef nonnull %3, ptr noundef nonnull %4, ptr noundef nonnull %5)
  %18 = load i32, ptr %3, align 4, !tbaa !5
  %19 = load i32, ptr %4, align 4, !tbaa !5
  %20 = load i32, ptr %5, align 4, !tbaa !5
  %21 = call ptr @kth_word_in_mth_sentence_of_nth_paragraph(ptr noundef %10, i32 noundef %18, i32 noundef %19, i32 noundef %20)
  call void @print_word(ptr noundef %21)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #3
  br label %31

22:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #3
  %23 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.9, ptr noundef nonnull %6, ptr noundef nonnull %7)
  %24 = load i32, ptr %6, align 4, !tbaa !5
  %25 = load i32, ptr %7, align 4, !tbaa !5
  %26 = call ptr @kth_sentence_in_mth_paragraph(ptr noundef %10, i32 noundef %24, i32 noundef %25)
  call void @print_sentence(ptr noundef %26)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #3
  br label %31

27:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #3
  %28 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %8)
  %29 = load i32, ptr %8, align 4, !tbaa !5
  %30 = call ptr @kth_paragraph(ptr noundef %10, i32 noundef %29)
  call void @print_paragraph(ptr noundef %30)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #3
  br label %31

31:                                               ; preds = %22, %27, %16
  %32 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.4)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #3
  %33 = load i32, ptr %1, align 4, !tbaa !5
  %34 = add nsw i32 %33, -1
  store i32 %34, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %33, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge:                                      ; preds = %31, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #3
  ret i32 0
}

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 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


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