#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*/ puts(char *);
int /*<<< orphan*/ scanf(char *, int *);
int main(void) {
  int a = 0, b = 0;
  puts("请输入两个整数。");
  printf("整数A：");
  scanf("%d", &a);
  printf("整数B：");
  scanf("%d", &b);
  if (a % b == 0) {
    printf("B是A的约数。\n");
  } else {
    printf("B不是A的约数。\n");
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
lea    0xeac(%rip),%rdi
call   1030 <puts@plt>
lea    0xeb9(%rip),%rdi
call   1040 <printf@plt>
lea    0xeb8(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf@plt>
lea    0xeab(%rip),%rdi
call   1040 <printf@plt>
lea    0xe9c(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1050 <scanf@plt>
mov    -0x8(%rbp),%eax
cltd
idivl  -0xc(%rbp)
cmp    $0x0,%edx
jne    11b2 <main+0x82>
lea    0xe8a(%rip),%rdi
call   1040 <printf@plt>
jmp    11be <main+0x8e>
lea    0xe8c(%rip),%rdi
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
movl   $0x0,0xc(%rsp)
movl   $0x0,0x8(%rsp)
lea    0xeb4(%rip),%rdi
call   1030 <puts@plt>
lea    0xec1(%rip),%rdi
call   1040 <printf@plt>
lea    0xec0(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xeaf(%rip),%rdi
call   1040 <printf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
mov    0xc(%rsp),%eax
cltd
idivl  0x8(%rsp)
test   %edx,%edx
lea    0xeab(%rip),%rax
lea    0xe8f(%rip),%rdi
cmove  %rax,%rdi
call   1030 <puts@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [25 x i8] c"\E8\AF\B7\E8\BE\93\E5\85\A5\E4\B8\A4\E4\B8\AA\E6\95\B4\E6\95\B0\E3\80\82\00"
@.str.1 = [11 x i8] c"\E6\95\B4\E6\95\B0A\EF\BC\9A\00"
@.str.2 = [3 x i8] c"%d\00"
@.str.3 = [11 x i8] c"\E6\95\B4\E6\95\B0B\EF\BC\9A\00"
@.str.4 = [19 x i8] c"B\E6\98\AFA\E7\9A\84\E7\BA\A6\E6\95\B0\E3\80\82\0A\00"
@.str.5 = [22 x i8] c"B\E4\B8\8D\E6\98\AFA\E7\9A\84\E7\BA\A6\E6\95\B0\E3\80\82\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %2
store i32 0, i32* %3
%4 = call i32 @puts(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %2)
%7 = call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %3)
%9 = load i32, i32* %2
%10 = load i32, i32* %3
%11 = srem i32 %9, %10
%12 = icmp eq i32 %11, 0
br i1 %12, label %13, label %15
13: ; preds = %0
%14 = call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.4, i64 0, i64 0))
br label %17
15: ; preds = %0
%16 = call i32 @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.5, i64 0, i64 0))
br label %17
17: ; preds = %15, %13
ret i32 0
}

LLVM IR (-O2):
@.str = [25 x i8] c"\E8\AF\B7\E8\BE\93\E5\85\A5\E4\B8\A4\E4\B8\AA\E6\95\B4\E6\95\B0\E3\80\82\00"
@.str.1 = [11 x i8] c"\E6\95\B4\E6\95\B0A\EF\BC\9A\00"
@.str.2 = [3 x i8] c"%d\00"
@.str.3 = [11 x i8] c"\E6\95\B4\E6\95\B0B\EF\BC\9A\00"
@str = [21 x i8] c"B\E4\B8\8D\E6\98\AFA\E7\9A\84\E7\BA\A6\E6\95\B0\E3\80\82\00"
@str.6 = [18 x i8] c"B\E6\98\AFA\E7\9A\84\E7\BA\A6\E6\95\B0\E3\80\82\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = bitcast i32* %1 to i8*
store i32 0, i32* %1
%4 = bitcast i32* %2 to i8*
store i32 0, i32* %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%6 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %1)
%8 = call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %2)
%10 = load i32, i32* %1
%11 = load i32, i32* %2
%12 = srem i32 %10, %11
%13 = icmp eq i32 %12, 0
%14 = select i1 %13, i8* getelementptr inbounds ([18 x i8], [18 x i8]* @str.6, i64 0, i64 0), i8* getelementptr inbounds ([21 x i8], [21 x i8]* @str, i64 0, i64 0)
%15 = call i32 @puts(i8* dereferenceable(1) %14)
ret i32 0
}