题解 | #计算日期到天数转换#

a=input().split()
b=0
d1={1:31,2:29,3:31,4:30,5:31,6:30,7:31,8:31,9:30,10:31,11:30,12:31}
d2={1:31,2:28,3:31,4:30,5:31,6:30,7:31,8:31,9:30,10:31,11:30,12:31}
if int(a[0])%4==0:
    if int(a[0])%100==0:
        if int(a[0])%400==0:
            for i in range(1, int(a[1])):
                b+=d1.get(i)
            b+=int(a[2])
        else:
            for i in range(1, int(a[1])):
                b+=d2.get(i)
            b+=int(a[2])
    else:
        for i in range(1, int(a[1])):
            b += d1.get(i)
        b += int(a[2])
else:
    for i in range(1, int(a[1])):
        b+=d2.get(i)
    b+=int(a[2])
print(b)