How to find repeated characters in a string by use of only one 'for loop' in C++ ?

Answers

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   Condition lagayien gye
  Pehly eik character string ka Variable mei store krien gye
  Than compare krien gye har character sy
  

  temp=s[0];
  For()
  if(s[i]==temp)
  Cout<<"repeated";

  
  

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