University:
University of Arizona
Course:
CSC 337 | Web Programming
Academic year:

2023
Views:

195

Pages:

2
Author:

gewoekerdodx

alphabet = "abcdefghijklmnopqrstuvwxyz" test_dups = ["zzz","dog","bookkeeper","subdermatoglyphic","subdermatoglyphics"] test_miss = ["zzz","subdermatoglyphic","the quick brown fox jumps over the lazy dog"] def histogram(s): d = dict() for c in s: if c not in d: d[c] = 1 else: d[c] += 1 return d # Part 1: def has_duplicates(string): # This function will call histogram() to see if there is any duplicate letter counter = histogram(string) for x in counter: test = counter[x] if test > 1: return True return False for i in test_dups: # this for will loops over test_dups and check if the any of the string has duplicates or not if has_duplicates(i): print(i," -->> has duplicates") else: print(i," -->> has no duplicates") print("\n<<-------------------------***------------------------->>\n") # Part 2: def missing_letters(string):# this function checks if a string has any missing letter check = histogram(string) alpha = list(alphabet) for letter in check: if letter in alphabet: alpha.remove(letter) new_string = "".join(alpha) return new_string for j in test_miss: # the for loops over test_miss and check which element missed letters if missing_letters(j): print(j,"-->> is missing letters",(missing_letters(j))) else: print(j,"-->> uses all the letters") The output: zzz -->> has duplicates dog -->> has no duplicates bookkeeper -->> has duplicates subdermatoglyphic -->> has no duplicates subdermatoglyphics -->> has duplicates <<-------------------------***------------------------->> zzz -->> is missing letters abcdefghijklmnopqrstuvwxy subdermatoglyphic -->> is missing letters fjknqvwxz the quick brown fox jumps over the lazy dog -->> uses all the letters >>>