#include #include #include #include #include using namespace std; int main() { int n,m ,x, co=0; cin>>x; for(int i=0;i>m;co=0; if(m==1)cout<<"Bob"< 0 && m - n < 1E6); int lst = -1; int ans = 0; vector primes; for (int i = 2; i*i <= 1E9; i++) { bool ok = true; for (int j = 2; j*j <= i; j++) { if (i % j == 0) { ok = false; break; } } if (ok && i > 1) { primes.push_back(i);//this gives primes from 2 to 1E9 } } for (int i = n; i <= m; i++) { bool ok = true; for (int j = 0; j < primes.size() && primes[j]*primes[j] <= i; j++) { if (i % primes[j] == 0) { ok = false; break; } } if (ok && i > 1) { co++;//cout<