题解 | #按照格式输入并交换输出#

#include <bits/stdc++.h>
using namespace std;


int main() {

    int a = 0, b = 0, tmp;
    scanf("a=%d,b=%d", &a, &b);
    //使用中间变量tmp来交换两个数字
    tmp = a;
    a = b;
    b = tmp;
    printf("a=%d,b=%d\n", a, b);
    return 0;
}