import sys

for line in sys.stdin:
    a = line.split()
    year = int(a[0])
    day = int(a[1])
    out_mon = 1
    run = False
    if year % 400 == 0 or (year % 4 == 0 and year % 100 != 0):
        run = True
    mon_day = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
    run_mon = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
    for i in range(0, 12):
        check = out_mon
        if run:
            if day - run_mon[i] > 0:
                out_mon += 1
                day -= run_mon[i]
        else:
            if day - mon_day[i] > 0:
                out_mon += 1
                day -= mon_day[i]
        if out_mon == check:
            break
    print(f"{year}-{out_mon:02}-{day:02}")