#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);
int rand();
int /*<<< orphan*/ srand(int /*<<< orphan*/);
int /*<<< orphan*/ time(int /*<<< orphan*/ *);
int main(void) {
  srand(time(NULL));
  for (int i = 0; i < 10; i++) {
    int r = rand() % 1000;
    printf("%d\n", r);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
xor    %eax,%eax
mov    %eax,%edi
call   1050 <time@plt>
mov    %eax,%edi
call   1040 <srand@plt>
movl   $0x0,-0x8(%rbp)
cmpl   $0xa,-0x8(%rbp)
jge    119f <main+0x5f>
mov    $0x0,%al
call   1060 <rand@plt>
mov    $0x3e8,%ecx
cltd
idiv   %ecx
mov    %edx,-0xc(%rbp)
mov    -0xc(%rbp),%esi
lea    0xe74(%rip),%rdi
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    1166 <main+0x26>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
xor    %edi,%edi
call   1050 <time@plt>
mov    %eax,%edi
call   1040 <srand@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
lea    0xe84(%rip),%rbx
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
call   1060 <rand@plt>
movslq %eax,%rsi
imul   $0x10624dd3,%rsi,%rax
mov    %rax,%rcx
shr    $0x3f,%rcx
sar    $0x26,%rax
add    %ecx,%eax
imul   $0x3e8,%eax,%eax
sub    %eax,%esi
mov    %rbx,%rdi
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
%4 = call i32 @time(i32* null)
%5 = call i32 @srand(i32 %4)
store i32 0, i32* %2
br label %6
6: ; preds = %14, %0
%7 = load i32, i32* %2
%8 = icmp slt i32 %7, 10
br i1 %8, label %9, label %17
9: ; preds = %6
%10 = call i32 (...) @rand()
%11 = srem i32 %10, 1000
store i32 %11, i32* %3
%12 = load i32, i32* %3
%13 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %12)
br label %14
14: ; preds = %9
%15 = load i32, i32* %2
%16 = add nsw i32 %15, 1
store i32 %16, i32* %2
br label %6
17: ; preds = %6
ret i32 0
}

LLVM IR (-O2):
@.str = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = tail call i32 @time(i32* null)
%2 = tail call i32 @srand(i32 %1)
%3 = tail call i32 (...) @rand()
%4 = srem i32 %3, 1000
%5 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %4)
%6 = tail call i32 (...) @rand()
%7 = srem i32 %6, 1000
%8 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %7)
%9 = tail call i32 (...) @rand()
%10 = srem i32 %9, 1000
%11 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %10)
%12 = tail call i32 (...) @rand()
%13 = srem i32 %12, 1000
%14 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %13)
%15 = tail call i32 (...) @rand()
%16 = srem i32 %15, 1000
%17 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %16)
%18 = tail call i32 (...) @rand()
%19 = srem i32 %18, 1000
%20 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %19)
%21 = tail call i32 (...) @rand()
%22 = srem i32 %21, 1000
%23 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %22)
%24 = tail call i32 (...) @rand()
%25 = srem i32 %24, 1000
%26 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %25)
%27 = tail call i32 (...) @rand()
%28 = srem i32 %27, 1000
%29 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %28)
%30 = tail call i32 (...) @rand()
%31 = srem i32 %30, 1000
%32 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %31)
ret i32 0
}