Submission #625853

#	Time	Username	Problem	Language	Result	Execution time	Memory
625853		kkkkkkkk	Catfish Farm (IOI22_fish)	C++17	0 / 100	25 ms	3564 KiB

fish

#include <bits/stdc++.h>

using namespace std;

long long max_weights(int n,int m,vector<int> x,vector<int> y,vector<int> w)
{
    long long vk=0;
    bool first=true;
    for (int i=0;i<m;i++)
        if (w[i]%2==1)
        {
            first=false;
            break;
        }
    if (first)
    {
        for (int i=0;i<m;i++)
            vk+=w[i];
    }
    else
    {
        long long mat[n][2];
        memset(mat,0,sizeof(mat));
        for (int i=0;i<m;i++)
        {
            if (x[i]==0)
                mat[y[i]][0]=w[i];
            else
                vk+=w[i],mat[y[i]][1]=w[i];
        }
        for (int i=n-2;i>=0;i--)
        {
            mat[i][0]+=mat[i+1][0];
            mat[i][1]+=mat[i+1][1];
            vk=max(vk,vk+mat[i][0]-mat[i][1]);
        }
    }
    return vk;
}

• 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