date=input('请输入日期：（xxx/xxx/xxx）')
date1=date.split(sep='/')
# print(date1)

# 判断年份
if int(date1[0])%4==0 and int(date[0])%100 !=0:
    month1 = {
    
    1: 31, 2: 29, 3: 31, 4: 30, 5: 31, 6: 30, 7: 31, 8: 31, 9: 30, 10: 31, 11: 30, 12: 31}
    # for i in range(1,int(date1[1])):
    i=int(date1[1])
    x = 0
    while i>=1:
        x=month1[i]+x
        i-=1
    # print(x)
else:
    month2 = {
    
    1: 31, 2: 28, 3: 31, 4: 30, 5: 31, 6: 30, 7: 31, 8: 31, 9: 30, 10: 31, 11: 30, 12: 31}
    # for i in range(1,int(date1[1])):
    i = int(date1[1])
    x = 0
    while i >= 1:
        x = month2[i] + x
        i -= 1
    # print(x)

print('这天是一年中的第：{}天'.format(x+int(date1[2])))