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 <bits/stdc++.h>
using namespace std;
bool b[2500010];
int checkOnce(int n,int vec[]){
for(int i=0;i<n;i++)
if(b[vec[i]])return 0;
else b[vec[i]]=true;
return 1;
}
int valid(int n, int vec[])
{
if(!checkOnce(n,vec))return 0;
int MIN=INT_MAX,minI=0;
for(int i=0;i<n;i++)if(MIN>vec[i])MIN=vec[i],minI=i;
int p = MIN;
int pos = minI;
if(MIN>n)return 1;
for(int k=0;k<n;k++){
if(vec[pos]<=n && vec[pos]!=p)return 0;
pos++;
p++;
pos%=n;
}
return 1;
}
int replacement(int n, int a[], int r[])
{
if(!valid(n,a))return 0;
int MIN=INT_MAX,minI=0;
for(int i=0;i<n;i++)if(MIN>a[i])MIN=a[i],minI=i;
int pos = minI;
pair<int,int> arr[n];
for(int i=0;i<n;i++)arr[i] = {a[i],i+1};
if(MIN<=n){
for(int k=0;k<n;k++){
arr[pos] = {a[pos],k+1};
pos++,pos%=n;
}
}
sort(arr,arr+n);
int i;
for(i=0;i<n;i++)if(arr[i].first>n)break;
vector<int> ans;
int prev = n+1;
for(;i<n;i++){
ans.push_back(arr[i].second);
while(prev!=arr[i].first)ans.push_back(prev++);
}
int rr[ans.size()];
for(size_t j=0;j<ans.size();j++)rr[j] = ans[j];
//for(int x:ans)cout << x << " ";
//cout << "\n";
r = rr;
return ans.size();
}
//----------------------
int countReplacement(int n, int inputSeq[])
{
return -3;
}
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