이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include <bits/stdc++.h>
#include "gondola.h"
using namespace std;
int const N = 2.5e5 + 10;
int valid(int n, int inputSeq[]) {
int st = -1;
vector<bool> mark(N, false);
for (int i = 0; i < n; i++) {
if (inputSeq[i] <= n) {
if (st == -1)
st = (inputSeq[i] - 1) - i + n;
else if (inputSeq[i] - 1 != (st + i) % n)
return 0;
}
if (mark[inputSeq[i]])
return 0;
mark[inputSeq[i]] = true;
}
return 1;
}
//----------------------
int replacement(int n, int gondolaSeq[], int replacementSeq[]) {
return -2;
}
//----------------------
int countReplacement(int n, int inputSeq[]) {
return -3;
}
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