擅长:python、mysql、java
<pre><code> def t12_to_24(time):
am_or_pm = time[-2] + time[-1]
time_update = ''
if am_or_pm == 'am' or am_or_pm == 'AM':
for i in time[0:-3]:
time_update += i
elif am_or_pm == 'pm' or am_or_pm == 'PM':
change = ''
for i in time[0:2]:
change += i
c = 12 + int(change)
if c >= 24:
c = 24 - c
c = list(str(c))
for i1 in c:
time_update += i1
for i2 in time[2:-3]:
time_update += i2
print(time_update)
time = list(input())
t12_to_24(time)
</code></pre>