import math
import time
def num_float():
    first_num = float(raw_input("please enter a time in hh:mm format"))

    first_num_int = int(first_num)    ##the first time
    first_minitus = (first_num - first_num_int)*100    ##first time minitues

    second_number = float(raw_input("please enter number of minutes to add"))
    new_number = (first_num_int*60) + int(first_minitus) + int(second_number) #total minitus
    new_hour = (int(new_number/60))   ##hour after adding
    new_minit = int(((float(new_number)/60) - int(new_number/60)) *60)    #minit after adding
    new_time = str(new_hour) + (".") + str (int(new_minit)) ##total time

    print "the new time is " + new_time
    time.sleep(10)
while 1==1:
 num_float()