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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import unittest
def shortest_time_in_minutes(*times):
min_diff = 24 * 60 # maximum possible difference in minutes
for i in range(len(times) - 1):
for j in range(i + 1, len(times)):
h1, m1 = map(int, times[i].split(':'))
h2, m2 = map(int, times[j].split(':'))
diff = abs((h1 - h2) * 60 + (m1 - m2))
diff = 24 * 60 - diff if diff > 12 * 60 else diff # account for circular time
min_diff = min(diff, min_diff)
return min_diff
class TestShortestTimeInMinutes(unittest.TestCase):
def test_example1(self):
self.assertEqual(shortest_time_in_minutes("00:00", "23:55", "20:00"),
5)
def test_example2(self):
self.assertEqual(shortest_time_in_minutes("01:01", "00:50", "00:57"),
4)
def test_example3(self):
self.assertEqual(
shortest_time_in_minutes("10:10", "09:30", "09:00", "09:55"), 15)
if __name__ == '__main__':
unittest.main()
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