#include #include using namespace std; const int maxn=1005; int T,kase,n,v[maxn],p[maxn],cnt,phi[maxn]; int main() { #ifdef local freopen("pro.in","r",stdin); #endif for(int i=1;iv[i]) break; v[p[j]*i]=p[j]; phi[p[j]*i]=phi[i]*(p[j]