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  1. #include <iostream> 
  2. using namespace std;
  3.  
  4. int main() {
  5.     long x;
  6.     int c = 0;
  7.     cin >> x;
  8.     while (x/10) {
  9.         int t = x%10;
  10.         int u = (x&100) / 10;
  11.         if ((t+u)%2 == 0){
  12.             c++;
  13.         }
  14.         x /= 10;
  15.     }
  16.     cout << c;
  17.     return 0;
  18. }
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin 
124235792
stdout 
4
https://ideone.com/fSM4eI
language:
C++ (gcc 8.3)
created:
10 days ago
visibility:
public

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