python闰年2月多一天,29天。闰年比平年多一天366天。闰年判断条件 :(1)是4的倍数但不是100的倍数(2)是400的倍数 while True: try: year,mon,date = map(int,input().split()) if mon <1 or mon >12 or date <1 or date >31: continue mon_list = [31,28,31,30,31,30,31,31,30,31,30,31] num = 0 ...