#include <stdio.h> int Fun (int K, * AVER a float, a float * Grade) { Double SUM = 0.0; int COUNT = 0; for (int I = 0; I <K; I ++) SUM + Grade = [I ]; * AVER = SUM / K; for (int J = 0; J <K; J ++) IF (Grade [J] <* AVER) COUNT ++; return COUNT; } void main () { int K, I; a float Grade [81], AVER; the printf ( "Please iNPUT student_num:"); Scanf ( "% d", & K); for (I = 0; I <K; I ++) { the printf ( "enter% d of students results: ", I +. 1); Scanf ("% F ", Grade I +); } the printf (" lower than average number of students is: D% \ n-", Fun (K, & AVER, Grade)); }