Untitled
funa
plain_text
10 months ago
623 B
7
Indexable
Never
#include <bits/stdc++.h> #define MAXR 1000 #define MAXC 1000 using namespace std; void NhapMaTran(int a[][MAXC], int &n) { cin >> n; for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) cin >> a[i][j]; } } bool isMaTranDonVi(int a[][MAXC], int n) { for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { if ((i == j && a[i][j] != 1) || ((i != j) && a[i][j] != 0)) { return false; break; } } } return true; } int main() { int a[MAXR][MAXC], n; NhapMaTran(a, n); std::cout << std::boolalpha << isMaTranDonVi(a, n); return 0; }