#include using namespace std; ifstream fin("concurs4.in"); ofstream fout("concurs4.out"); char v[1000001]; int n,i,j,k,nr; long x[30001];//sirul primelor n numere prime long y[30001];//vectorul solutie int main() { fin>>n>>k; //ciurul v[0]=v[1]=1; for(i=2;i*i<=1000000;i++) if(v[i]==0) for(j=2;j*i<=1000000;j++) v[j*i]=1; for(i=2;nr