题解 | 牛牛的计划

import sys
date_info = []

for line in sys.stdin:
    info = list(map(int, line.strip().split()))
    date_info.append(info)

def check(date_information):
    date1 = date_information[0]
    date2 = date_information[1]

    if date1[0] == date2[0] and (date1[1] >= date2[1] or date1[2] >= date2[2]):
        return "yes"
    
    elif date1[0] == date2[0] and (date1[1] < date2[1] or date1[2] < date2[2]):
        return "no"
    
    elif date1[0] == date2[0] and date1[1] == date2[1] and date1[2] < date2[2]:
        return "no"
    
    elif date1[0] > date2[0]:
        return "no"
    
    elif date1[0] < date2[0]:
        return "yes"

print(check(date_info))