#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__ malloc(int);
int /*<<< orphan*/ printf(char *, int);
int /*<<< orphan*/ scanf(char *, int *);
int main() {
  int num, *arr, i;
  scanf("%d", &num);
  arr = (int *)malloc(num * sizeof(int));
  for (i = 0; i < num; i++) {
    scanf("%d", arr + i);
  }
  for (i = num - 1; i >= 0; i--)
    printf("%d ", *(arr + i));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf@plt>
movslq -0x8(%rbp),%rax
shl    $0x2,%rax
mov    %eax,%edi
call   1040 <malloc@plt>
mov    %rax,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    119e <main+0x6e>
mov    -0x10(%rbp),%rsi
movslq -0x14(%rbp),%rax
shl    $0x2,%rax
add    %rax,%rsi
lea    0xe75(%rip),%rdi
call   1050 <scanf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1169 <main+0x39>
mov    -0x8(%rbp),%eax
sub    $0x1,%eax
mov    %eax,-0x14(%rbp)
cmpl   $0x0,-0x14(%rbp)
jl     11d6 <main+0xa6>
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe40(%rip),%rdi
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,-0x14(%rbp)
jmp    11a7 <main+0x77>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %r12
push   %rbx
push   %rax
lea    0xec1(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1050 <scanf@plt>
mov    0x4(%rsp),%edi
shl    $0x2,%edi
call   1040 <malloc@plt>
cmpl   $0x0,0x4(%rsp)
jle    11b9 <main+0x89>
mov    %rax,%r14
xor    %r12d,%r12d
lea    0xe97(%rip),%r15
mov    %rax,%rbx
nopl   0x0(%rax)
mov    %r15,%rdi
mov    %rbx,%rsi
call   1050 <scanf@plt>
add    $0x1,%r12
movslq 0x4(%rsp),%rax
add    $0x4,%rbx
cmp    %rax,%r12
jl     1170 <main+0x40>
mov    %eax,%ebx
test   %ebx,%ebx
jle    11b9 <main+0x89>
add    $0x1,%rbx
lea    0xe65(%rip),%r15
xchg   %ax,%ax
lea    -0x2(%rbx),%eax
mov    (%r14,%rax,4),%esi
mov    %r15,%rdi
call   1030 <printf@plt>
add    $0xffffffffffffffff,%rbx
cmp    $0x1,%rbx
ja     11a0 <main+0x70>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
ret

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

LLVM IR (-O2):
@.str = [3 x i8] c"%d\00"
@.str.1 = [4 x i8] c"%d \00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %1)
%4 = load i32, i32* %1
%5 = shl i32 %4, 2
%6 = call i64 @malloc(i32 %5)
%7 = inttoptr i64 %6 to i32*
%8 = load i32, i32* %1
%9 = icmp sgt i32 %8, 0
br i1 %9, label %14, label %30
10: ; preds = %14
%11 = icmp sgt i32 %19, 0
br i1 %11, label %12, label %30
12: ; preds = %10
%13 = zext i32 %19 to i64
br label %22
14: ; preds = %0, %14
%15 = phi i64 [ %18, %14 ], [ 0, %0 ]
%16 = getelementptr inbounds i32, i32* %7, i64 %15
%17 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %16)
%18 = add nuw nsw i64 %15, 1
%19 = load i32, i32* %1
%20 = sext i32 %19 to i64
%21 = icmp slt i64 %18, %20
br i1 %21, label %14, label %10
22: ; preds = %12, %22
%23 = phi i64 [ %13, %12 ], [ %24, %22 ]
%24 = add nsw i64 %23, -1
%25 = and i64 %24, 4294967295
%26 = getelementptr inbounds i32, i32* %7, i64 %25
%27 = load i32, i32* %26
%28 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %27)
%29 = icmp ugt i64 %23, 1
br i1 %29, label %22, label %30
30: ; preds = %22, %0, %10
ret i32 0
}