tvl-depot/scratch/facebook/word-cloud.py
William Carroll aa66d9b83d Add coding exercises for Facebook interviews
Add attempts at solving coding problems to Briefcase.
2020-11-12 14:37:29 +00:00

32 lines
793 B
Python

def normalize(x):
noise = ".,;-"
for y in noise:
if x.endswith(y):
return normalize(x[0:-1])
if x.startswith(y):
return normalize(x[1:])
return x.lower()
def word_cloud(xs):
result = dict()
for x in xs.split(' '):
k = normalize(x)
if k in result:
result[k] += 1
else:
result[k] = 1
return result
result = word_cloud("This is just the beginning. The UK will lockdown again.")
assert result.get('this') == 1
assert result.get('is') == 1
assert result.get('just') == 1
assert result.get('the') == 2
assert result.get('beginning') == 1
assert result.get('uk') == 1
assert result.get('will') == 1
assert result.get('lockdown') == 1
assert result.get('again') == 1
print("Success!")