문제
풀이
#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;
void solve(void) {
int n; cin >> n;
vector<vector<int>> v(n, vector<int>(n));
for (int i=0; i<n; i++) for (int j=0; j<n; j++) cin >> v[i][j];
int ans = 0;
for (int i=0; i<n; i++) {
ans += max(0, *max_element(v[i].begin(), v[i].end()));
}
cout << ans;
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}