代码如下:
import time
count = 0
a = input('time:')
b = a * 60
while (count < b):
ncount = b - count
print ncount
time.sleep(1)
count += 1
print 'done'
import time
count = 0
a = input('time:')
b = a * 60
while (count < b):
ncount = b - count
print ncount
time.sleep(1)
count += 1
print 'done'