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Add len_nth_word_from_end #262

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Merged
merged 4 commits into from
Jan 25, 2023
Merged

Add len_nth_word_from_end #262

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fdf4e94
Create len_nth_word_from_end.py
Sonia-Sandler Jan 23, 2023
d8187b4
Update len_nth_word_from_end.py
Sonia-Sandler Jan 23, 2023
1146445
Update len_nth_word_from_end.py
Sonia-Sandler Jan 23, 2023
299bd1b
Update len_nth_word_from_end.py
Sonia-Sandler Jan 23, 2023
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19 changes: 19 additions & 0 deletions Data Structures and Algorithms/len_nth_word_from_end.py
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Original file line number Diff line number Diff line change
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# checks the length of the nth word from the end using split
def len_nth_word_from_end(str, num):
ls = str.split(" ")
plc = -1
word_num = 0
while plc >= -1 * len(ls):
# accounts for a variable number of whitespaces between words
if ls[plc] != '':
word_num += 1
if word_num == num:
return len(ls[plc])
else:
plc -= 1
else:
return -1

s = "fly me to the moon "
print(len_nth_word_from_end(s, 3))
print(len_nth_word_from_end(s, 6))