#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(char *, int *);
int main() {
  int num1 = 0, num2 = 1, i = 2, n, cou;
  scanf("%d", &n);
  printf("%d %d ", 0, 1);
  while (1) {
    cou = num1 + num2;
    num1 = num2;
    num2 = cou;
    printf("%d", cou);
    i++;
    if (i >= n) {
      break;
    }
    printf(" ");
  }
  printf("\n");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
movl   $0x1,-0xc(%rbp)
movl   $0x2,-0x10(%rbp)
lea    0xeb5(%rip),%rdi
lea    -0x14(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xea8(%rip),%rdi
xor    %esi,%esi
mov    $0x1,%edx
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
add    -0xc(%rbp),%eax
mov    %eax,-0x18(%rbp)
mov    -0xc(%rbp),%eax
mov    %eax,-0x8(%rbp)
mov    -0x18(%rbp),%eax
mov    %eax,-0xc(%rbp)
mov    -0x18(%rbp),%esi
lea    0xe78(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0x14(%rbp),%eax
jl     11a9 <main+0x89>
jmp    11bc <main+0x9c>
lea    0xe58(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1169 <main+0x49>
lea    0xe47(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r12
push   %rbx
sub    $0x10,%rsp
lea    0xebd(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xeac(%rip),%rdi
mov    $0x1,%r15d
xor    %esi,%esi
mov    $0x1,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%esi
xor    %eax,%eax
call   1040 <printf@plt>
cmpl   $0x4,0xc(%rsp)
jl     11cb <main+0x9b>
mov    $0x3,%ebx
lea    0xe73(%rip),%r14
mov    $0x1,%ebp
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax)
mov    %r15d,%r12d
mov    $0x20,%edi
call   1030 <putchar@plt>
add    %r15d,%ebp
mov    %r14,%rdi
mov    %ebp,%esi
xor    %eax,%eax
call   1040 <printf@plt>
add    $0x1,%ebx
mov    %ebp,%r15d
mov    %r12d,%ebp
cmp    0xc(%rsp),%ebx
jl     11a0 <main+0x70>
mov    $0xa,%edi
call   1030 <putchar@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%d\00"
@.str.1 = [7 x i8] c"%d %d \00"
@.str.2 = [2 x i8] c" \00"
@.str.3 = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
%6 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %2
store i32 1, i32* %3
store i32 2, i32* %4
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %5)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 0, i32 1)
br label %9
9: ; preds = %0, %23
%10 = load i32, i32* %2
%11 = load i32, i32* %3
%12 = add nsw i32 %10, %11
store i32 %12, i32* %6
%13 = load i32, i32* %3
store i32 %13, i32* %2
%14 = load i32, i32* %6
store i32 %14, i32* %3
%15 = load i32, i32* %6
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %15)
%17 = load i32, i32* %4
%18 = add nsw i32 %17, 1
store i32 %18, i32* %4
%19 = load i32, i32* %4
%20 = load i32, i32* %5
%21 = icmp sge i32 %19, %20
br i1 %21, label %22, label %23
22: ; preds = %9
br label %25
23: ; preds = %9
%24 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %9
25: ; preds = %22
%26 = 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 = [3 x i8] c"%d\00"
@.str.1 = [7 x i8] c"%d %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 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 0, i32 1)
%5 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 1)
%6 = load i32, i32* %1
%7 = icmp sgt i32 %6, 3
br i1 %7, label %8, label %18
8: ; preds = %0, %8
%9 = phi i32 [ %15, %8 ], [ 3, %0 ]
%10 = phi i32 [ %13, %8 ], [ 1, %0 ]
%11 = phi i32 [ %10, %8 ], [ 1, %0 ]
%12 = call i32 @putchar(i32 32)
%13 = add nsw i32 %11, %10
%14 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %13)
%15 = add nuw nsw i32 %9, 1
%16 = load i32, i32* %1
%17 = icmp slt i32 %15, %16
br i1 %17, label %8, label %18
18: ; preds = %8, %0
%19 = call i32 @putchar(i32 10)
ret i32 0
}