#include <iostream>
using namespace std;
bool czy_pierwsza(int n) {
int d=2;
while (d*d<n) {
if (n%d==0) return false;
d+=1;
}
return true;
}
int pierwsza(int n) {
int numer =0;
int i=2;
while (numer != n) {
if (czy_pierwsza(i)) numer += 1;
i += 1;
}
return i-1;
}
int main() {
cout << pierwsza(7) << " " << pierwsza(25) << endl;
return 0;
}
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