#include<stadio.h>
void main()
{
int x1,x2,x3,x4,x5,y1,y2,y3,y5,y5,z1,z2,z3,z4,z5,m1,m2,m3,m4,m5,n1,n2,n3;
printf("輸入5名同學的3門課程的成績 x1,x2,x3,x4,x5,y1,y2,y3,y5,y5,z1,z2,z3,z4,z5\n");
scanf("%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d",&x1,&x2,&x3,&x4,&x5,&y1,&y2,&y3,&y4,&y5,&z1,&z2,&z3,&z4,&z5);
n1=(x1+x2+x3+x4+x5)/5;
n2=(y1+y2+y3+y4+y5)/5;
n3=(z1+z2+z3+z4+z5)/5;
m1=(x1+y1+z1)/3;
m2=(x2+y2+z2)/3;
m3=(x3+y3+z3)/3;
m4=(x4+y4+z4)/3;
m5=(x5+y5+z5)/3;
printf("%d,%d,%d,%d,%d,%d,%d,%d",m1,m2,m3,m4,m5,n1,n2,n3);
}