#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 EOF;
int getchar();
int /*<<< orphan*/ putchar(int);
main() {
  int c, estado;
  estado = 0;
  while ((c = getchar()) != EOF) {
    if (c == '\t' || c == ' ')
      estado = 1;
    else {
      if (estado == 1)
        putchar('\n');
      estado = 0;
      putchar(c);
    }
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0xc(%rbp)
mov    $0x0,%al
call   1040 <getchar@plt>
mov    %eax,-0x8(%rbp)
mov    0x2ea1(%rip),%rcx
cmp    (%rcx),%eax
je     1197 <main+0x77>
cmpl   $0x9,-0x8(%rbp)
je     1163 <main+0x43>
cmpl   $0x20,-0x8(%rbp)
jne    116f <main+0x4f>
movl   $0x1,-0xc(%rbp)
jmp    1192 <main+0x72>
cmpl   $0x1,-0xc(%rbp)
jne    1183 <main+0x63>
mov    $0xa,%edi
call   1030 <putchar@plt>
movl   $0x0,-0xc(%rbp)
mov    -0x8(%rbp),%edi
call   1030 <putchar@plt>
jmp    1136 <main+0x16>
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r14
push   %rbx
xor    %eax,%eax
call   1040 <getchar@plt>
mov    0x2eb6(%rip),%r14
cmp    (%r14),%eax
jne    113e <main+0x1e>
xor    %eax,%eax
pop    %rbx
pop    %r14
pop    %rbp
ret
mov    %eax,%ebx
xor    %eax,%eax
jmp    1169 <main+0x49>
cs nopw 0x0(%rax,%rax,1)
xchg   %ax,%ax
mov    %ebx,%edi
call   1030 <putchar@plt>
xor    %ebp,%ebp
xor    %eax,%eax
call   1040 <getchar@plt>
mov    %eax,%ebx
mov    %ebp,%eax
cmp    (%r14),%ebx
je     1137 <main+0x17>
mov    $0x1,%ebp
cmp    $0x9,%ebx
je     1159 <main+0x39>
cmp    $0x20,%ebx
je     1159 <main+0x39>
cmp    $0x1,%eax
jne    1150 <main+0x30>
mov    $0xa,%edi
call   1030 <putchar@plt>
jmp    1150 <main+0x30>

LLVM IR (-O0):
@EOF = global i32 0
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %3
br label %4
4: ; preds = %23, %0
%5 = call i32 (...) @getchar()
store i32 %5, i32* %2
%6 = load i32, i32* @EOF
%7 = icmp ne i32 %5, %6
br i1 %7, label %8, label %24
8: ; preds = %4
%9 = load i32, i32* %2
%10 = icmp eq i32 %9, 9
br i1 %10, label %14, label %11
11: ; preds = %8
%12 = load i32, i32* %2
%13 = icmp eq i32 %12, 32
br i1 %13, label %14, label %15
14: ; preds = %11, %8
store i32 1, i32* %3
br label %23
15: ; preds = %11
%16 = load i32, i32* %3
%17 = icmp eq i32 %16, 1
br i1 %17, label %18, label %20
18: ; preds = %15
%19 = call i32 @putchar(i32 10)
br label %20
20: ; preds = %18, %15
store i32 0, i32* %3
%21 = load i32, i32* %2
%22 = call i32 @putchar(i32 %21)
br label %23
23: ; preds = %20, %14
br label %4
24: ; preds = %4
%25 = load i32, i32* %1
ret i32 %25
}

LLVM IR (-O2):
@EOF = global i32 0
define i32 @main() {
%1 = tail call i32 (...) @getchar()
%2 = load i32, i32* @EOF
%3 = icmp eq i32 %1, %2
br i1 %3, label %18, label %4
4: ; preds = %0, %13
%5 = phi i32 [ %15, %13 ], [ %1, %0 ]
%6 = phi i32 [ %14, %13 ], [ 0, %0 ]
switch i32 %5, label %7 [
i32 32, label %13
i32 9, label %13
]
7: ; preds = %4
%8 = icmp eq i32 %6, 1
br i1 %8, label %9, label %11
9: ; preds = %7
%10 = tail call i32 @putchar(i32 10)
br label %11
11: ; preds = %9, %7
%12 = tail call i32 @putchar(i32 %5)
br label %13
13: ; preds = %4, %4, %11
%14 = phi i32 [ 0, %11 ], [ 1, %4 ], [ 1, %4 ]
%15 = tail call i32 (...) @getchar()
%16 = load i32, i32* @EOF
%17 = icmp eq i32 %15, %16
br i1 %17, label %18, label %4
18: ; preds = %13, %0
ret i32 0
}