제출 #779394

#제출 시각아이디문제언어결과실행 시간메모리
779394jasmin식물 비교 (IOI20_plants)C++17
0 / 100
1 ms296 KiB
#include "plants.h"
#include<bits/stdc++.h>
using namespace std;

vector<int> ps; //anzahl kleiner zeichen

void init(int k, std::vector<int> r) {
    int n=r.size();

    ps.assign(n+1, 0);
    for(int i=0; i<n; i++){
        ps[i+1] = ps[i] + r[i];
    }
}

int compare_plants(int x, int y) {
	
    if(x<y){

        int ssum = ps[y] - ps[x];
        if(ssum == y-x){
            return -1;
        }
        else if(ssum==0){
            return 1;
        }
        else{
            return 0;
        }

    }
    else{

        int ssum = ps[x] - ps[y];
        if(ssum == x-y){
            return 1;
        }
        else if(ssum==0){
            return -1;
        }
        else{
            return 0;
        }
    }
    return 0;
}
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