Submission #626011

#	Time	Username	Problem	Language	Result	Execution time	Memory
626011		aryan12	Catfish Farm (IOI22_fish)	C++17	3 / 100	91 ms	8816 KiB

fish

#include "fish.h"

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

// Subtask 3

bool cmp(array<int, 3> a, array<int, 3> b)
{
    if(a[1] != b[1]) return a[1] < b[1];
    return a[0] > b[0];
}

long long max_weights(int N, int M, std::vector<int> X, 
    std::vector<int> Y, std::vector<int> W) {
    vector<long long> vect(N, 0);
    for(int i = 0; i < M; i++)
    {
        vect[X[i]] += W[i];
    }
    if(N == 2)
    {
        return max(vect[0], vect[1]);
    }
    vector<long long> dp(N, 0);
    dp[0] = vect[0];
    dp[1] = vect[1];
    dp[2] = dp[0] + vect[2];
    long long ans = max({vect[0], vect[1], dp[0] + vect[2]});
    for(int i = 3; i < N; i++)
    {
        dp[i] = max(dp[i - 2], dp[i - 3]) + vect[i];
        ans = max(ans, dp[i]);
    }
    return ans;
}

• Subtask 1: 3 / 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