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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. int a,b, sum, ans=0;
  6.  
  7. cin>>a>>b;
  8.  
  9. sum=a+b;
  10.  
  11. while(sum){
  12. sum/=10;
  13. ans+=1;
  14. }
  15.  
  16. cout<<ans;
  17.  
  18. return 0;
  19. }
Success #stdin #stdout 0s 5320KB
stdin
1
99
stdout
3