문제
풀이
#include <algorithm>
#include <iostream>
using namespace std;
void solve(void) {
int m; cin >> m;
int a = 0, b = 1e9, c = 0, d = 1e9;
while (m--) {
int s; cin >> s;
int sum = 0;
while (s--) {
int x; cin >> x;
a = max(a, x);
b = min(b, x);
sum += x;
}
c = max(c, sum);
d = min(d, sum);
}
cout << a << "\n" << b << "\n" << c << "\n" << d;
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}