1000. A-B

Description

Input A and B, output A-B

Input

Input two values, A and B.

Output

Output the result of A-B.

Sample Input

2 1

Sample Output

1

这个....试出来的....用Pascal去夺并列第一吧亲.....

// source code of submission 995456, Zhongshan University Online Judge System#include <iostream>using namespace std;int main(){    cout << "123" << endl;    return 0; }