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  1. Prepare
  2. Algorithms
  3. Strings
  4. HackerRank in a String!
  5. Discussions

HackerRank in a String!

  • afzal_saiyed931
     + 0 comments
    def hackerrankInString(s):
    # Write your code here
    a = ['h', 'a', 'c', 'k', 'e', 'r', 'r', 'a', 'n', 'k']
    
    end = len(s) - 1
    
    while end >= 0:
        if len(a) < 1:
            break
        current = s[end]
        current_match = a.pop()
        if current != current_match:
            a.append(current_match)
        end -= 1
            
    return "NO" if len(a) > 0 else "YES"