#include #define MAX 10 void main() { int id[MAX],ch[MAX],ma[MAX],en[MAX],pos[MAX],c,aa,bb,i,n,j,k; float avg[MAX]; printf("give me max person -->"); scanf("%d",&n); if (n > MAX) { printf("over the student number --> exit\n"); exit(0); } for (i=0; i",i+1); scanf("%d %d %d %d",&id[i],&ch[i],&ma[i],&en[i]); avg[i]=(ch[i]+ma[i]+en[i])/3.0; } /* input data and compute average */ printf("input data is followed -->\n"); printf(" id chi mat eng averag pos\n"); for (i=0; i\n"); printf(" id chi mat eng averag pos\n"); for (i=0; i