제출 #1267972

#제출 시각아이디문제언어결과실행 시간메모리
1267972gry3125Trains (BOI24_trains)C++20
0 / 100
0 ms324 KiB
#include <bits/stdc++.h>
#define pb push_back
#define ll long long int
#define all(v) (v).begin(),(v).end()
#define fi first 
#define se second
using namespace std;

int main() {
	ll n; cin >> n; ll cur = 1;
    for (int i = 1; i <= n; i++) {
    	if (cur > i) break;
        ll d, x; cin >> d >> x;
        cur = max(cur, i+x*d);
    }
    cout << min(cur, n);
    return 0;
}
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