fork download
copy 
  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int tong(int n){
  4. 	int sum=0;
  5. 	int temp=n;
  6. 	while(n!=0){
  7. 		sum+=n%10;
  8. 		n/=10;
  9. 	}
  10. 	return sum+temp;
  11. }
  12. int main(){
  13. 	int n,m;
  14. 	cin>>n>>m;
  15. 	int dem=1;
  16. 	int x=tong(n);
  17. 	while(x<=m){
  18. 		dem++;
  19. 		x=tong(x);
  20. 	}
  21. 	cout<<dem;
  22. }
Success #stdin #stdout 0s 5440KB
comments (?)
stdin
copy 
33 100
stdout
copy 
7
https://ideone.com/cNmiLe
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!