Submission #1031913

#	Time	Username	Problem	Language	Result	Execution time	Memory
1031913		Mr_Husanboy	Catfish Farm (IOI22_fish)	C++17	0 / 100	14 ms	5724 KiB

fish

#include "fish.h"
#include <bits/stdc++.h>

using namespace std;

#define ff first
#define ss second
#define all(a) (a).begin(), (a).end()
#define ll long long

template<typename T>
int len(T &a){
    return a.size();
}

mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count());


long long max_weights(int n, int m, std::vector<int> x, std::vector<int> y,
                      std::vector<int> w) {
    vector<ll> s(n);
    for(int i = 0; i < m; i++) s[x[i]] = w[i];

    vector<array<ll, 2>> dp(n);
    dp[0][0] = dp[0][1] = 0;
    ll ans = 0;
    for(int i = 1; i < n; i ++){
        dp[i][0] = max(dp[i - 1][1] + s[i], dp[i - 1][0]);
        dp[i][1] = (dp[i - 1][1], dp[i - 1][0]);
        if(i - 2 >= 0) dp[i][1] = max(dp[i][1], dp[i - 2][0] + s[i - 1]);
        ans = max({ans, dp[i][1], dp[i][0]});
        //cout << dp[i][0] << ' ' << dp[i][1] << endl;
    }

    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