26 以下程序的正确运行结果是 。#include<stdio.h>Void num(){extern int x,y; int a=15,b=10; x=a-b; y=a+b;}Int x,y;Main(){int a=7,b=5; x=a+b; y=a-b; num(); printf("%d,%d\n",x,y);} 选项: A:12,2 B:12,25 C:5,25 D:5,2 结果是 运行 发布时间:2024-05-10 10:04:01