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#include <stdio.h>
void main()
{
int a,b,c ,d;
printf("Please input xxx year xxx month xxx day\n");
if(a%4==0 && a%100==0 && a%400==0)
{
switch(b)
{
case 1:printf("d=%d\n",c);break;
case 2:printf("d=%d\n",c+31);break;
case 3:printf("d=%d\n",c+60);break;
case 4:printf("d=%d\n",c+91);break;
case 5:printf("d=%d\n",c+121);break;
case 6:printf("d=%d\n",c+152);break;
case 7:printf("d=%d\n",c+182);break;
case 8:printf("d=%d\n",c+213);break;
case 9:printf("d=%d\n",c+244);break;
case 10:printf("d=%d\n",c+274);break;
case 11:printf("d=%d\n",c+305);break;
case 12:printf("d=%d\n",c+335);break;
default:printf("error\n");
}
}
else if
switch(b)
{
case 1:printf("d=%d\n",c);break;
case 2:printf("d=%d\n",c+31);break;
case 3:printf("d=%d\n",c+59);break;
case 4:printf("d=%d\n",c+90);break;
case 5:printf("d=%d\n",c+120);break;
case 6:printf("d=%d\n",c+151);break;
case 7:printf("d=%d\n",c+181);break;
case 8:printf("d=%d\n",c+212);break;
case 9:printf("d=%d\n",c+243);break;
case 10:printf("d=%d\n",c+273);break;
case 11:printf("d=%d\n",c+304);break;
case 12:printf("d=%d\n",c+334);break;
default:printf("error\n");
}
}
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