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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4.  
  5. int main() {
  6. double children ; double cakes = 0 ; double milk = 0; double child ;
  7. cin >> children ;
  8. while ( cin >> child) {
  9. if ( child < 30) {
  10. cakes++; milk += 2;
  11. }
  12. }
  13. cout << ceil(milk/9) << " " << cakes;
  14. return 0;
  15. }
Success #stdin #stdout 0s 4544KB
stdin
5
26 27 28 29 25
stdout
2 5