Submission #1104111

#	Time	Username	Problem	Language	Result	Execution time	Memory
1104111		Kirill22	Coins (BOI06_coins)	C++17	100 / 100	91 ms	10056 KiB

coins

#include "bits/stdc++.h"
 
using namespace std;
 
void solve() {
    int n, k;
    cin >> n >> k;
    vector<pair<int, int>> a(n);
    for (int i = 0; i < n; i++) {
        cin >> a[i].first >> a[i].second;
    }
    vector<int> dp(50, k);
    dp[0] = 0;
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < 50; j++) {
            if (dp[j] >= a[i].first) {
                dp[j] = k;
            }
        }
        if (a[i].second == 1) {
            //
        } else {
            for (int j = 49; j; j--) {
                if (dp[j - 1] != k && dp[j - 1] + a[i].first < k) {
                    dp[j] = min(dp[j], dp[j - 1] + a[i].first);
                }
            }
        }
    }
    pair<int, int> answer = {0, -1};
    for (int j = 1; j < 50; j++) {
        if (dp[j] != k) {
            answer = max(answer, pair{j, -dp[j]});
        }
    }
    cout << answer.first << '\n' << k + answer.second << '\n';
}
 
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
//    cin >> t;
    while (t--) {
        solve();
    }
}

• Subtask 1: 100 / 100