제출 #712558

#제출 시각아이디문제언어결과실행 시간메모리
712558josanneo22메기 농장 (IOI22_fish)C++17
0 / 100
127 ms25700 KiB
//#include "fish.h"
#include<bits/stdc++.h>
#include<iostream>
#include<math.h>
#include <vector>
using namespace std;
long long max_weights(int n, int m, std::vector<int> x, std::vector<int> y,std::vector<int> w) {
    int mx1 = -1, mx2 = -1;
    vector<vector<long long>> grid(n, vector<long long>(2,0LL));
    for (int i = 0; i < m; i++) {
        if (x[i] == 0) mx1 = max(mx1, y[i]);
        else if(x[i]==1) mx2 = max(mx2, y[i]);
        grid[y[i]][x[i]] = w[i];
    }
    if (mx1 == -1 || mx2 == -1|| n==1) {
        long long ans = 0;
        for (int i = 0; i < m; i++) {
            ans += (long long)w[i];
        }
        return ans;
    }
    else {
        long long ans = 0;
        long long meow0 = 0,meow1 = 0;
        for (int i = mx1; i >= 0;i--) {
            meow0 += grid[i][0];
        }
        for (int i = mx2; i >= 0; i--) {
            meow1 += grid[i][1];
        }
        return ans + max(meow0,meow1);
    }
}
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