请按图片中的方法完成题目,下面是我自己编的,也没按题目的去做,希望可以指出错误。
#include<stdio.h>
int main(void){
int flag=0;
int flag_1=0;
int year,month,day;
scanf("%d%d%d",&year,&month,&day);
if((year%4==0&&year%100!=0||year%400==0))
flag=1;
else
flag=0;
if(day>=1&&day<=31&&(month==1||month==3||month==5||month==7||month==8||month==10||month==12))
flag_1=1;
else if(day>=1&&day<=30&&(month==4||month==6||month==9||month==11))
flag_1=1;
else if(flag=1&&day>=1&&day>=29&&month==2)
flag_1=1;
else if(flag=0&&day>=1&&day<=28&&month==2)
flag_1=1;
if(flag_1=1)
printf("yes");
else
printf("no");
return 0;
}