# Author: Steven Carr
# Last Edited: October 2021
# Calculates day of the week and uses conditionals to print what the day is
import stdio
import sys
import math
# User input for month, day and year
m = int(sys.argv[1])
d = int(sys.argv[2])
y = int(sys.argv[3])
# Equations to determine day of the week from 0 to 6
year1 = y - (14-m)//12
x = year1 + year1//4 - year1//100 + year1//400
month1 = m + 12 * ((14 - m) // 12) - 2
dow = (d + x + 31 * month1 // 12) % 7
# Translate the number to corresponding day of the week
# (0 to Sunday, 6 to Saturday)
if dow == 0:
    stdio.writeln('Sunday')
if dow == 1:
    stdio.writeln('Monday')
if dow == 2:
    stdio.writeln('Tuesday')
if dow == 3:
    stdio.writeln('Wednesday')
if dow == 4:
    stdio.writeln('Thursday')
if dow == 5:
    stdio.writeln('Friday')
if dow == 6:
    stdio.writeln('Saturday')