题解 | #计算日期到天数转换#

list1=input().split()
# print(list1)

# 字典定义每个月的天数
# (1)平年
dict1={1:31,2:28,3:31,4:30,5:31,6:30,7:31,8:31,9:30,10:31,11:30,12:31}
# （2）闰年
dict2={1:31,2:29,3:31,4:30,5:31,6:30,7:31,8:31,9:30,10:31,11:30,12:31}

# 提取输入参数的年月日
year,month,day=list1[0],list1[1],list1[2]

# 判断是不是闰年
flag=0
if int(year)%400==0 or (int(year)%4==0 and int(year)%100 !=0):
    flag=1 #是闰年

sum1=0
# 闰年的天数计算方式
if flag==1:
    for i in range(1,int(month)):
        sum1=sum1+dict2[i]
    print(sum1+int(day))
# 平年的天数计算方式
else:
    for i in range(1,int(month)):
        sum1=sum1+dict1[i]
    print(sum1+int(day))