Submission #1130658

#	Time	Username	Problem	Language	Result	Execution time	Memory
1130658		vibeduck	Catfish Farm (IOI22_fish)	C++20	0 / 100	19 ms	2880 KiB

fish

#include "fish.h"

#include <vector>
#include <bits/stdc++.h>
using namespace std;
//#define int long long

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