Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- #include<iostream>
- #include<fstream>
- using namespace std;
- int S1(int k)
- {
- return k/10;
- }
- int S2(int k)
- {
- int d;
- if(k<2)return 0;
- for(d=2;d<=k/2;d++)
- if(k%d==0) return 0;
- return 1;
- }
- int main()
- {
- int x;
- ifstream f("date.in");
- while(f>>x)
- {
- while(S2(x)==0 && x>0)
- x=S1(x);
- cout<<x<<" ";
- }
- }
Add Comment
Please, Sign In to add comment