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  1. #include <algorithm>
  2. #include <iostream>
  3. #include <string>
  4.  
  5. using namespace std;
  6.  
  7. int main() {
  8.     const auto id = "aaabbb"s;
  9.  
  10.     for(string::const_iterator finish, start = cbegin(id); start != cend(id); start = finish) {
  11.         finish = find_if(start, cend(id), [value = *start](const auto i) { return i != value; } );
  12.  
  13.         cout << distance(start, finish) << *start;
  14.     }
  15. }
Success #stdin #stdout 0s 16064KB
comments (?)
stdin 
Standard input is empty
stdout 
3a3b
https://ideone.com/OQO4kw
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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