time-conversion.py

'''
problem--

Given a time in 12-hour AM/PM format, convert it to military (24-hour) time.
Note: Midnight is 12:00:00AM on a 12-hour clock, and 00:00:00 on a 24-hour clock. Noon is 12:00:00PM on a 12-hour clock, and 12:00:00 on a 24-hour clock.

Function Description--
Complete the timeConversion function in the editor below. It should return a new string representing the input time in 24 hour format.

timeConversion has the following parameter(s):
s: a string representing time in 12 hour format

Input Format--
A single string  containing a time in 12-hour clock format (i.e.:hh:mm:ssAM or hh:mm:ssPM),where 00<=hh<=12 and 00<=mm,ss<=59.

Constraints--
All input times are valid

Output Format--
Convert and print the given time in 24-hour format, where 00<=hh<=23.

Sample Input 0--
07:05:45PM

Sample Output 0--
19:05:45
'''

#code here

#!/bin/python3

import os
import sys

def timeConversion(s):
    for i in range(2):
        x=s[0]+s[1] 
    if s[8]+s[9]=='PM' and int(x)!=12:
        x=str(int(x)+12)
    if s[8]+s[9]=='AM' and int(x)==12:
        x='00'
    for i in range(2,8):
        x=x+s[i]
    return x


if __name__ == '__main__':
    f = open(os.environ['OUTPUT_PATH'], 'w')

    s = input()

    result = timeConversion(s)

    f.write(result + '\n')

    f.close()