# Ngay 1/1/2017 la Chu nhat

# Su dung Tuple

SoNgayTrongThang = (-1, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31)

d = int(input("Nhap ngay: "))
m = int(input("Nhap thang: "))

s = 0
for i in range(1, m):
    s = s + SoNgayTrongThang[i]

s = s + d - 1

a = ("Chu nhat", "thu Hai", "thu Ba", "thu Tu", "thu Nam", "thu Sau", "thu Bay")

print("Ngay %d/%d/2017 la %s" %(d, m, a[s%7]))