#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 */
scalar_t__ calloc(int, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ quicksort(int *, int /*<<< orphan*/, int);
int /*<<< orphan*/ scanf(char *, int *);
int main(void) {
  int *numbers = NULL;
  int n = 0, i = 0;
  printf("Number of elements:\n");
  scanf("%d", &n);
  numbers = (int *)calloc(n, sizeof(int));
  for (i = 0; i < n; i++)
    scanf("%d", &numbers[i]);
  quicksort(numbers, 0, n - 1);
  for (i = 0; i < n; i++)
    printf("%d ", numbers[i]);
  printf("\n");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movq   $0x0,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
movl   $0x0,-0x18(%rbp)
lea    0xe94(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xe9b(%rip),%rdi
lea    -0x14(%rbp),%rsi
call   1060 <scanf@plt>
mov    -0x14(%rbp),%edi
mov    $0x4,%esi
call   1050 <calloc@plt>
mov    %rax,-0x10(%rbp)
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x14(%rbp),%eax
jge    11d0 <main+0x90>
mov    -0x10(%rbp),%rsi
movslq -0x18(%rbp),%rax
shl    $0x2,%rax
add    %rax,%rsi
lea    0xe58(%rip),%rdi
call   1060 <scanf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    119b <main+0x5b>
mov    -0x10(%rbp),%rdi
mov    -0x14(%rbp),%edx
sub    $0x1,%edx
xor    %esi,%esi
call   1030 <quicksort@plt>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x14(%rbp),%eax
jge    121b <main+0xdb>
mov    -0x10(%rbp),%rax
movslq -0x18(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe12(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    11e8 <main+0xa8>
lea    0xdf1(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %r12
push   %rbx
push   %rax
movl   $0x0,0x4(%rsp)
lea    0xe90(%rip),%rdi
call   1040 <puts@plt>
lea    0xe7d(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1080 <scanf@plt>
mov    0x4(%rsp),%edi
mov    $0x4,%esi
call   1070 <calloc@plt>
mov    %rax,%r15
mov    0x4(%rsp),%edx
test   %edx,%edx
jle    11dd <main+0x7d>
xor    %r12d,%r12d
lea    0xe50(%rip),%r14
mov    %r15,%rbx
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
mov    %r14,%rdi
mov    %rbx,%rsi
call   1080 <scanf@plt>
add    $0x1,%r12
movslq 0x4(%rsp),%rdx
add    $0x4,%rbx
cmp    %rdx,%r12
jl     11c0 <main+0x60>
add    $0xffffffff,%edx
mov    %r15,%rdi
xor    %esi,%esi
call   1050 <quicksort@plt>
cmpl   $0x0,0x4(%rsp)
jle    121c <main+0xbc>
lea    0xe0b(%rip),%r14
xor    %ebx,%ebx
nopw   0x0(%rax,%rax,1)
mov    (%r15,%rbx,4),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
add    $0x1,%rbx
movslq 0x4(%rsp),%rax
cmp    %rax,%rbx
jl     1200 <main+0xa0>
mov    $0xa,%edi
call   1030 <putchar@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
@.str = [21 x i8] c"Number of elements:\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [4 x i8] c"%d \00"
@.str.3 = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32*
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
store i32* null, i32** %2
store i32 0, i32* %3
store i32 0, i32* %4
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%7 = load i32, i32* %3
%8 = call i64 @calloc(i32 %7, i32 4)
%9 = inttoptr i64 %8 to i32*
store i32* %9, i32** %2
store i32 0, i32* %4
br label %10
10: ; preds = %20, %0
%11 = load i32, i32* %4
%12 = load i32, i32* %3
%13 = icmp slt i32 %11, %12
br i1 %13, label %14, label %23
14: ; preds = %10
%15 = load i32*, i32** %2
%16 = load i32, i32* %4
%17 = sext i32 %16 to i64
%18 = getelementptr inbounds i32, i32* %15, i64 %17
%19 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %18)
br label %20
20: ; preds = %14
%21 = load i32, i32* %4
%22 = add nsw i32 %21, 1
store i32 %22, i32* %4
br label %10
23: ; preds = %10
%24 = load i32*, i32** %2
%25 = load i32, i32* %3
%26 = sub nsw i32 %25, 1
%27 = call i32 @quicksort(i32* %24, i32 0, i32 %26)
store i32 0, i32* %4
br label %28
28: ; preds = %39, %23
%29 = load i32, i32* %4
%30 = load i32, i32* %3
%31 = icmp slt i32 %29, %30
br i1 %31, label %32, label %42
32: ; preds = %28
%33 = load i32*, i32** %2
%34 = load i32, i32* %4
%35 = sext i32 %34 to i64
%36 = getelementptr inbounds i32, i32* %33, i64 %35
%37 = load i32, i32* %36
%38 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %37)
br label %39
39: ; preds = %32
%40 = load i32, i32* %4
%41 = add nsw i32 %40, 1
store i32 %41, i32* %4
br label %28
42: ; preds = %28
%43 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [4 x i8] c"%d \00"
@str = [20 x i8] c"Number of elements:\00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
store i32 0, i32* %1
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @str, i64 0, i64 0))
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = load i32, i32* %1
%6 = call i64 @calloc(i32 %5, i32 4)
%7 = inttoptr i64 %6 to i32*
%8 = load i32, i32* %1
%9 = icmp sgt i32 %8, 0
br i1 %9, label %10, label %18
10: ; preds = %0, %10
%11 = phi i64 [ %14, %10 ], [ 0, %0 ]
%12 = getelementptr inbounds i32, i32* %7, i64 %11
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %12)
%14 = add nuw nsw i64 %11, 1
%15 = load i32, i32* %1
%16 = sext i32 %15 to i64
%17 = icmp slt i64 %14, %16
br i1 %17, label %10, label %18
18: ; preds = %10, %0
%19 = phi i32 [ %8, %0 ], [ %15, %10 ]
%20 = add nsw i32 %19, -1
%21 = call i32 @quicksort(i32* %7, i32 0, i32 %20)
%22 = load i32, i32* %1
%23 = icmp sgt i32 %22, 0
br i1 %23, label %24, label %33
24: ; preds = %18, %24
%25 = phi i64 [ %29, %24 ], [ 0, %18 ]
%26 = getelementptr inbounds i32, i32* %7, i64 %25
%27 = load i32, i32* %26
%28 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %27)
%29 = add nuw nsw i64 %25, 1
%30 = load i32, i32* %1
%31 = sext i32 %30 to i64
%32 = icmp slt i64 %29, %31
br i1 %32, label %24, label %33
33: ; preds = %24, %18
%34 = call i32 @putchar(i32 10)
ret i32 0
}