题解 | 开学？
#include <stdio.h>
int main()
{
int sta=0,again=0,end=0;
scanf("%d %d",&sta,&again);
end=again%7+sta;
if(end<=7)
{
printf("%d",end);
}
else if(end>7)
{
printf("%d",end%7);
}
return 0;
}
