Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
146173 陈锐锋 矩阵倒序输出 C++ Wrong Answer 1 MS 272 KB 364 2026-01-27 13:50:56

Tests(0/2):

Code:

#include<bits/stdc++.h> using namespace std; int main() { int n, m, a[15][15]; cin >> n >> m; int sum = 0; for (int i = 1; i <= n; ++i) { for (int j = 1; j <= m; ++j) { cin >> a[i][j]; sum += a[i][j]; } } for (int i = 2; i <= n - 1; i++) { for (int j = 2; j <= m - 1; j++) { sum -= a[i][j]; } } cout << sum; return 0; }

Run Info:

------Input------

3 3
1 2 3
4 5 6
7 8 9

------Answer-----

3 2 1
6 5 4
9 8 7

------Your output-----

40