#define _CRT_SECURE_NO_DEPRECATE #include <iostream> #include<stdio.h> #include<string> #include<string.h> using namespace std; int main() { int n; cin >> n; int h = n; int arr[10][10]; int sum = 0; for (int i = 0; i < h; i++) { for (int j = 0; j < h; j++) { scanf("%d", &arr[i][j]); } } for (int i = h-1; i >= 0; i--) { for (int j =0; j <= i; j++) { sum += arr[i][j]; //cout << arr[i][j] <<endl; } } cout << sum; } |
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