#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ printf(char *);
int /*<<< orphan*/ scanf_s(char *, int *);
void starA() {
  int n = 0;
  int row = 0;
  int starA = 0;
  int space = 0;
  printf("enter total number of roles: ");
  scanf_s("%d", &n);
  for (row = 1; row <= n; row++) {
    for (space = 1; space <= n - row; space++) {
      printf(" ");
    }
    for (starA = 1; starA <= row - 1; starA++) {
      printf("*A");
    }
    printf("*\n");
  }
}


x86 assembly (clang, -O0):
<starA>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
lea    0xeb5(%rip),%rdi
call   1030 <printf@plt>
lea    0xec7(%rip),%rdi
lea    -0x4(%rbp),%rsi
call   1040 <scanf_s@plt>
movl   $0x1,-0x8(%rbp)
mov    -0x8(%rbp),%eax
cmp    -0x4(%rbp),%eax
jg     11f1 <starA+0xd1>
movl   $0x1,-0x10(%rbp)
mov    -0x10(%rbp),%eax
mov    -0x4(%rbp),%ecx
sub    -0x8(%rbp),%ecx
cmp    %ecx,%eax
jg     11a5 <starA+0x85>
lea    0xe8a(%rip),%rdi
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    117a <starA+0x5a>
movl   $0x1,-0xc(%rbp)
mov    -0xc(%rbp),%eax
mov    -0x8(%rbp),%ecx
sub    $0x1,%ecx
cmp    %ecx,%eax
jg     11d7 <starA+0xb7>
lea    0xe5d(%rip),%rdi
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    11ac <starA+0x8c>
lea    0xe46(%rip),%rdi
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    1167 <starA+0x47>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<starA>:
push   %rbp
push   %r15
push   %r14
push   %r12
push   %rbx
sub    $0x10,%rsp
movl   $0x0,0xc(%rsp)
lea    0xea5(%rip),%rdi
call   1050 <printf@plt>
lea    0xeb7(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1060 <scanf_s@plt>
mov    0xc(%rsp),%eax
test   %eax,%eax
jle    11ef <starA+0xaf>
mov    $0x1,%ebp
xor    %r15d,%r15d
lea    0xe99(%rip),%r12
lea    0xe95(%rip),%r14
jmp    11b9 <starA+0x79>
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax,%rax,1)
mov    %r14,%rdi
call   1040 <puts@plt>
lea    0x1(%rbp),%ecx
mov    0xc(%rsp),%eax
add    $0x1,%r15d
cmp    %eax,%ebp
mov    %ecx,%ebp
jge    11ef <starA+0xaf>
cmp    %ebp,%eax
jle    11d7 <starA+0x97>
xor    %ebx,%ebx
nop
mov    $0x20,%edi
call   1030 <putchar@plt>
mov    0xc(%rsp),%eax
sub    %ebp,%eax
add    $0x1,%ebx
cmp    %eax,%ebx
jl     11c0 <starA+0x80>
mov    %r15d,%ebx
cmp    $0x2,%ebp
jb     11a0 <starA+0x60>
nop
mov    %r12,%rdi
call   1050 <printf@plt>
add    $0xffffffff,%ebx
jne    11e0 <starA+0xa0>
jmp    11a0 <starA+0x60>
add    $0x10,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [30 x i8] c"enter total number of roles: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [2 x i8] c" \00"
@.str.3 = [3 x i8] c"*A\00"
@.str.4 = [3 x i8] c"*\0A\00"
define void @starA() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %2
store i32 0, i32* %3
store i32 0, i32* %4
%5 = call i32 @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf_s(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
store i32 1, i32* %2
br label %7
7: ; preds = %36, %0
%8 = load i32, i32* %2
%9 = load i32, i32* %1
%10 = icmp sle i32 %8, %9
br i1 %10, label %11, label %39
11: ; preds = %7
store i32 1, i32* %4
br label %12
12: ; preds = %20, %11
%13 = load i32, i32* %4
%14 = load i32, i32* %1
%15 = load i32, i32* %2
%16 = sub nsw i32 %14, %15
%17 = icmp sle i32 %13, %16
br i1 %17, label %18, label %23
18: ; preds = %12
%19 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %20
20: ; preds = %18
%21 = load i32, i32* %4
%22 = add nsw i32 %21, 1
store i32 %22, i32* %4
br label %12
23: ; preds = %12
store i32 1, i32* %3
br label %24
24: ; preds = %31, %23
%25 = load i32, i32* %3
%26 = load i32, i32* %2
%27 = sub nsw i32 %26, 1
%28 = icmp sle i32 %25, %27
br i1 %28, label %29, label %34
29: ; preds = %24
%30 = call i32 @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0))
br label %31
31: ; preds = %29
%32 = load i32, i32* %3
%33 = add nsw i32 %32, 1
store i32 %33, i32* %3
br label %24
34: ; preds = %24
%35 = call i32 @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.4, i64 0, i64 0))
br label %36
36: ; preds = %34
%37 = load i32, i32* %2
%38 = add nsw i32 %37, 1
store i32 %38, i32* %2
br label %7
39: ; preds = %7
ret void
}

LLVM IR (-O2):
@.str = [30 x i8] c"enter total number of roles: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.3 = [3 x i8] c"*A\00"
@str = [2 x i8] c"*\00"
define void @starA() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
store i32 0, i32* %1
%3 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf_s(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = load i32, i32* %1
%6 = icmp slt i32 %5, 1
br i1 %6, label %30, label %7
7: ; preds = %0, %25
%8 = phi i32 [ %28, %25 ], [ %5, %0 ]
%9 = phi i32 [ %27, %25 ], [ 1, %0 ]
%10 = icmp sgt i32 %8, %9
br i1 %10, label %13, label %11
11: ; preds = %13, %7
%12 = icmp ugt i32 %9, 1
br i1 %12, label %20, label %25
13: ; preds = %7, %13
%14 = phi i32 [ %16, %13 ], [ 1, %7 ]
%15 = call i32 @putchar(i32 32)
%16 = add nuw nsw i32 %14, 1
%17 = load i32, i32* %1
%18 = sub nsw i32 %17, %9
%19 = icmp slt i32 %14, %18
br i1 %19, label %13, label %11
20: ; preds = %11, %20
%21 = phi i32 [ %23, %20 ], [ 1, %11 ]
%22 = call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0))
%23 = add nuw nsw i32 %21, 1
%24 = icmp eq i32 %23, %9
br i1 %24, label %25, label %20
25: ; preds = %20, %11
%26 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([2 x i8], [2 x i8]* @str, i64 0, i64 0))
%27 = add nuw nsw i32 %9, 1
%28 = load i32, i32* %1
%29 = icmp slt i32 %9, %28
br i1 %29, label %7, label %30
30: ; preds = %25, %0
ret void
}