제출 #684208

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
684208		Urvuk3	메기 농장 (IOI22_fish)	C++17	0 / 100	24 ms	5612 KiB

fish

#include "fish.h"

#include <bits/stdc++.h>

using namespace std;

#define ll long long
const int INF=1e9;
const ll LINF=1e18;
#define fi first
#define se second
#define pii pair<int,int>
#define mid ((l+r)/2)
#define sz(a) (int((a).size()))
#define all(a) a.begin(),a.end()
#define endl "\n"
#define PRINT(x) cerr<<#x<<'='<<x<<endl;
#define pb push_back
#define PRINTvec(niz) { cerr<<#niz<<"="; for(auto _i:niz) cerr<<_i<<" "; cerr<<endl; }

long long max_weights(int N,int M,vector<int> X,vector<int> Y,vector<int> W){
    ll res=0;
    ll sum0=0,sum1=0;
    for(int i=0;i<N;i++){
        if(X[i]==0){
            sum0+=W[i];
        }
        else{
            sum1+=W[i];
        }
    }
    res=max(sum1,sum0);
    sum0=0;
    vector<vector<int>> we(2,vector<int>(N,0));
    for(int i=0;i<N;i++){
        we[X[i]][Y[i]]=W[i];
    }
    for(int k=0;k<N;k++){
        sum0+=we[0][k];
        sum1-=we[1][k];
        res=max(res,sum0+sum1);
    }
    return res;
}

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