Getting one test wrong

#include<bits/stdc++.h>
using namespace std;
#define ll long long int

void prime(ll *p)
{
ll i,j;
p[2]=1;
p[0]=p[1]=0;
for(i=3;i<=100000;i+=2)
p[i]=1;

for(i=3;i*i<=100000;i+=2)
{
    if(p[i]==1)
    {
        for(j=i*i;j<=100000;j+=i)
        p[j]=0;
    }
}

}

int main()
{
ll p[100001]={0},k=0,i,j;
prime§;
ll c[100001];

for(i=2;i<=100000;i++)
{
    if(p[i]==1)
    {
        c[k]=i;
        k++;
    }
}

int t;
cin>>t;

while(t--)
{
	int n;
    cin>>n;
    cout<<c[n-1]<<endl;	
}
return 0;

}

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