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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     int a;
  6.     int index = 0;
  7.     cin >> a;
  8.     for(int i = 0 ; a ; a=a/10, ++i)
  9.     {
  10.         if(a%10 == 8) index = i+1;
  11.     }
  12. 	cout << index << endl;
  13. 	return 0;
  14. }
Success #stdin #stdout 0s 3300KB
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https://ideone.com/52Ailv
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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