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  1. #include <iostream>
  2. using namespace std;
  3. int ile(string s,char z){
  4. int ile=0;
  5. for(int i=0; i<s.size();i++)
  6. if(s[i]==z)
  7. ile++;
  8. return ile;
  9. }
  10. int main(){
  11. cout<<ile("CAATAAA",'A')<<endl;
  12. cout<<ile("CAATAAA",'C')<<endl;
  13. cout<<ile("CAATAAA",'T')<<endl;
  14.  
  15. cout<<ile("TCTAAAGATATCGGG",'A')<<endl;
  16. cout<<ile("TCTAAAGATATCGGG",'C')<<endl;
  17. cout<<ile("TCTAAAGATATCGGG",'G')<<endl;
  18. cout<<ile("TCTAAAGATATCGGG",'T')<<endl;
  19. return 0;
  20. }
  21.  
Success #stdin #stdout 0.01s 5308KB
stdin
Standard input is empty
stdout
5
1
1
5
2
4
4