Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
106252 杜春雨 矩阵对角线 C++ Accepted 7 MS 316 KB 495 2025-01-15 17:43:18

Tests(10/10):


Code:

#include <iostream> using namespace std; int a[105][105]; int main() { int n, m; cin >> n >> m; for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { cin >> a[i][j]; } } for (int i = 0; i < n; i++) { if (a[i][i] == a[i][n - 1 - i]) { a[i][i] += m; continue; } a[i][i] += m; a[i][n - 1 - i] += m; } for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { printf("%5d", a[i][j]); } cout << endl; } return 0; }