#include <bits/stdc++.h>
#include<gondola.h>
using namespace std;
#define ll long long
#define endl "\n"
using namespace std;
int next(int n, int tren)
{
if(tren == n)
return 1;
else
return tren + 1;
}
int valid(int n, int p[])
{
map<int, int> m;
m[p[0]]++;
for(int i = 1;i<n;i++)
{
if(m.find(p[i])!=m.end())
{
//cout<<i;
return 0;
}
if(p[i]==1&&p[i-1]<n)
{
//cout<<i;
return 0;
}
else if(p[i]!=1&&p[i]-1!=p[i-1]&&p[i-1]<=n&&p[i]<=n)
{
//cout<<i;
return 0;
}
m[p[i]]++;
}
return 1;
}
int replacement(int n, int qs[], int rs[])
{
int val;
int ind = -1;;
for(int i = 0;i<n;i++)
{
if(qs[i]<=n)
{
ind = i;
val = qs[i];
break;
}
}
if(ind == -1)
{
for(int i = 0;i<n;i++)
rs[i] = i + 1;
return n;
}
int i = 0;
int ans = 0;
int j = ind + 1;
while(j!=ind)
{
if(j==n)
{
j = 0;
continue;
}
int ne = next(n, val);
if(qs[j]!=ne)
{
rs[i] = ne;
ans++;
}
val = ne;
}
return ans;
}
Compilation message
/tmp/cckB7sxl.o: In function `main':
grader.cpp:(.text.startup+0xee): undefined reference to `countReplacement'
collect2: error: ld returned 1 exit status
