This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<bits/stdc++.h>
using namespace std;
#include "gondola.h"
int valid(int n, int inputSeq[])
{
int index = -1;
for (int i = 0;i<n;++i){
if (inputSeq[i] <=n){
index = i;
}
}
map<int,int>visited;
if (index == -1)return 1;
for (int i = 0;i<n;++i){
int j = (i + index)%n;
if (visited[index + i] || visited[inputSeq[j]])return 0;
visited[index + i] = true;
visited[inputSeq[j]] = 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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