제출 #396801

#제출 시각아이디문제언어결과실행 시간메모리
396801ly20곤돌라 (IOI14_gondola)C++17
20 / 100
50 ms4640 KiB
#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;
int valid(int n, int seq[])
{
    bool vl = true;
    int id0 = n;
    map <int, int> freq;
    for(int i = 0; i < n; i++) {
        freq[seq[i]]++;
        if(freq[seq[i]] > 1) vl = false;
        if(seq[i] > n) continue;
        if(id0 == n) {
            id0 = (seq[i] - i + n) % n;
        }
        else {
            if(id0 != (seq[i] - i + n) % n) vl = false;
        }
    }
    if(vl) return 1;
    else return 0;
}

//----------------------

int replacement(int n, int seq[], int resp[])
{
    return -2;
}

//----------------------

int countReplacement(int n, int seq[])
{
    return -3;
}
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