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Matt Wright - Sprint-Data-Structures #1

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Matt Wright - Sprint-Data-Structures #1

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547c4cf
initial commit
mattwright42 Mar 1, 2019
a8f76e9
completes binary_search_tree with breadth_first_for_each
mattwright42 Mar 1, 2019
ae2f480
adds optimization down to 2 seconds (from 11 seconds)
mattwright42 Mar 1, 2019
3af5de5
completes names with some optimized runtimes
mattwright42 Mar 1, 2019
d7ac76b
Completes Data_Structures_Answers
mattwright42 Mar 1, 2019
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adds optimization down to 2 seconds (from 11 seconds)
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@mattwright42
mattwright42 committed Mar 1, 2019
commit ae2f480e97d1a322c4db2f280fd030cee985a38b
16 changes: 10 additions & 6 deletions names/names.py
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Expand Up @@ -10,13 +10,17 @@
names_2 = f.read().split("\n") # List containing 10000 names
f.close()

# This looks like a runtime complexity of O(n ** 2) because of the nested for loop.
duplicates = []
# for name_1 in names_1:
# for name_2 in names_2:
# if name_1 == name_2:
# duplicates.append(name_1)

for name_1 in names_1:
for name_2 in names_2:
if name_1 == name_2:
duplicates.append(name_1)
if name_1 in names_2:
duplicates.append(name_1)

end_time = time.time()
print (f"{len(duplicates)} duplicates:\n\n{', '.join(duplicates)}\n\n")
print (f"runtime: {end_time - start_time} seconds")

print(f"{len(duplicates)} duplicates:\n\n{', '.join(duplicates)}\n\n")
print(f"runtime: {end_time - start_time} seconds")