Submission #1043180

#	Time	Username	Problem	Language	Result	Execution time	Memory
1043180		ezzzay	Catfish Farm (IOI22_fish)	C++17	3 / 100	53 ms	11092 KiB

fish

#include "fish.h"
#include<bits/stdc++.h>
using namespace std;
#include <vector>
#define ll long long
const int MN=1e6;
ll a[MN];
ll dp[MN][2];
long long max_weights(int N, int M, std::vector<int> X, std::vector<int> Y,std::vector<int> W) {
    for(int i=0;i<M;i++){
        a[X[i]]+=W[i];
    }
    dp[0][1]=a[0];
    dp[0][0]=0;
    ll ans=a[0];
    for(int i=1;i<=N+5;i++){
        
        dp[i][1]=max(dp[i-1][0]+a[i],dp[i][1]);
        dp[i+1][0]=max(dp[i+1][0],max(dp[i-1][0],dp[i-1][1])+a[i]);
        dp[i][0]=max(dp[i-1][0],dp[i-1][1]);
        ans=max(ans,dp[i][1]);
        ans=max(ans,dp[i+1][0]);
        ans=max(ans,dp[i][0]);
    }
    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