[['Иванов', 585, 720], ['Петров', 600, 660], ['Сидоров', 720, 792]

for i in data:
    t=i[0]
    y=str(i[1])
    print (t,y[0],min(y))

3
10
Иванов 09:45 12:00
Сидоров 12:00 13:12
Петров 10:00 11:00
Иванов 5 5
Петров 6 0
Сидоров 7 0
[['Иванов', 585, 720], ['Петров', 600, 660], ['Сидоров', 720, 792]]

n = int(raw_input())
k = int(raw_input())
l = []
for s in range(k): l.append(0)
ans = []
for i in range(n):
    family, beg, end = raw_input().split(' ')
    hour_beg, min_beg = beg.split(':')
    beg = int(hour_beg)*60 + int(min_beg)
    hour_end, min_end = end.split(':')
    end = int(hour_end)*60 + int(min_end)
    for j in range(k):
        if l[j] <= beg:
            l[j] = end
            ans.append([family, j+1])
            break
for family, i in ans:
    print family, i

string = list(input())
for elem in string:
    if elem.isalpha() or elem.isspace():
        string.remove(elem)
print(string)

sad 21 54 cfc2;1f v
['a', '2', '1', '5', '4', ' ', 'c', 'c', '2', ';', '1', ' ']

string = list(input())
string = [elem for elem in string if not elem.isalpha() and not elem.isspace() ]

 seconds_per_hour = 3600
hours_per_day = 24
days_per_week = 7
# the number of seconds in a day
seconds_per_day = seconds_per_hour * hours_per_day
# the number of seconds in a week
seconds_per_week = seconds_per_day * days_per_week
#The number of seconds in a year... Sorry, we need to know how many days are in a year?