이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "gondola.h"
#include <vector>
#include <algorithm>
int Vis[250005];
int valid(int n, int inputSeq[])
{
int i, r = -1;
for (i = 0; i < n; i++)
{
if (Vis[inputSeq[i]])
return 0;
Vis[inputSeq[i]] = 1;
if (inputSeq[i] <= n)
{
if (r == -1)
r = (inputSeq[i] + n - (i + 1))%n;
else if ((inputSeq[i] + n - (i + 1))%n != r)
return 0;
}
}
return 1;
}
//----------------------
int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
int i, r = -1;
for (i = 0; i < n; i++)
{
if (gondolaSeq[i] <= n)
{
if (r == -1)
{
r = (gondolaSeq[i] + n - (i + 1))%n;
break;
}
}
}
std::vector<std::pair<int, int> > V;
for (i = 0; i < n; i++)
{
if (gondolaSeq[i] > n)
{
V.push_back({gondolaSeq[i], i});
gondolaSeq[i] = (i + r)%n + 1;
}
}
if (V.size() == 0)
return 0;
std::sort(V.begin(), V.end());
r = 0;
int j = 0;
for (i = n + 1; i <= V.back().first; i++)
{
replacementSeq[r] = gondolaSeq[V[j].second];
gondolaSeq[V[j].second] = i;
if (V[j].first == i)
j++;
r++;
}
return r;
}
//----------------------
int countReplacement(int n, int inputSeq[])
{
return -3;
}
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