Submission #1336053

#	Time	Username	Problem	Language	Result	Execution time	Memory
1336053		gelastropod	Catfish Farm (IOI22_fish)	C++20	0 / 100	56 ms	13516 KiB

fish

#include "fish.h"

#include <bits/stdc++.h>
using namespace std;

long long max_weights(int N, int M, std::vector<int> X, std::vector<int> Y,
                      std::vector<int> W) {
    vector<int> Y1, Y2;
    vector<long long> W1 = { 0 }, W2 = { 0 };
    for (int i = 0; i < M; i++) {
        if (X[i]) {
            Y2.push_back(Y[i]);
            W2.push_back(W2.back() + W[i]);
        }
        else {
            Y1.push_back(Y[i]);
            W1.push_back(W1.back() + W[i]);
        }
    }
    long long ans = 0;
    for (int i = 0; i <= N; i++) {
        auto iter1 = lower_bound(Y1.begin(), Y1.end(), i);
        auto iter2 = lower_bound(Y2.begin(), Y2.end(), i);
        ans = max(ans, max(W1[iter1 - Y1.begin()], W2[iter2 - Y2.begin()]));
    }
    return ans;
}

• Subtask 1: 0 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 9
• Subtask 4: 0 / 14
• Subtask 5: 0 / 21
• Subtask 6: 0 / 17
• Subtask 7: 0 / 14
• Subtask 8: 0 / 16