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Glenpl

remove zeroes from the begginning of a string

Mar 7th, 2015
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C++ 0.36 KB | None | 0 0
  1. string remove_zeroes(string a)
  2. {
  3.     string b;
  4.     int length = a.length();
  5.     int n_zero_pos = length;
  6.     for(int i = 0; i < length; i++)
  7.         if(a[i] != '0')
  8.         {
  9.             n_zero_pos = i;
  10.             break;
  11.         }
  12.     if(n_zero_pos == length) return "0";
  13.  
  14.     for(int i = n_zero_pos; i < length; i++)
  15.         b += a[i];
  16.     return b;
  17. }
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