Submission #626425

#	Time	Username	Problem	Language	Result	Execution time	Memory
626425		kkkkkkkk	Catfish Farm (IOI22_fish)	C++17	9 / 100	76 ms	7272 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 (x[i]%2==1)
        {
            first=false;
            break;
        }
    if (first)
    {
        for (int i=0;i<m;i++)
            vk+=w[i];
    }
    else
    {
        long long mat0[n]={0},mat1[n]={0};
        for (int i=0;i<m;i++)
        {
            if (x[i]==0)
                mat0[y[i]]=w[i];
            else
                mat1[y[i]]=w[i];
        }
        for (int i=1;i<n;i++)
        {
            mat0[i]+=mat0[i-1];
            mat1[i]+=mat1[i-1];
        }
        if (n<=2)
            vk=max(mat1[n-1],mat0[n-1]);
        else
        {
            vk=mat1[n-1];
            for (int i=0;i<n;i++)
                vk=max(vk,mat1[n-1]+mat0[i]-mat1[i]);
        }
    }
    return vk;
}

• Subtask 1: 3 / 3
• Subtask 2: 6 / 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