1 #include<iostream>
2 using namespace std;
3 #include<cmath>
4 bool sushu[1000010];
5 int n;
6 int main()
7 {
8 sushu[1]=sushu[0]=1;
9 cin>>n;
10 for(int i=2;i<=sqrt(n);++i)
11 {
12 if(sushu[i]==0)for(int j=i*i;j<=(n);j+=i)
13 {
14 sushu[j]=1;
15 }
16 }
17
18 if(!sushu[n])cout<<"prime";
19 else cout<<"composite";
20 return 0;
21 }