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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. string s;
  6. cin>>s;
  7. int a=0;
  8. for(int i=0; i<s.length()-1; i++){
  9. if(s[i]==s[i+1])
  10. a++;
  11. }
  12. cout<<a;
  13. return 0;
  14. }
Success #stdin #stdout 0.01s 5320KB
stdin
oolimppiadddda
stdout
5