#include <stdio.h>
int main ()
{
 /* variable definition: */
 char StudentName[100];
 float ExamValue, Sum, Avg;
 int students,exams;
 // Loop through 5 Students
 for (students=0; students <5 ; students++)
 {
 // reset Sum to 0
 Sum =0.0;
 printf("Enter Student Name \n");
 scanf("%s", StudentName);
 // Nested Loop for Exams
 for (exams=0; exams < 3; exams++)
 {
 printf ("Enter exam grade: \n");
 scanf("%f", &ExamValue);
 Sum += ExamValue;
 }
 Avg = Sum/3.0;
 printf( "Average for %s is %f\n",StudentName,Avg);
 }
 return 0;
}

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John
90.0
80.0
100.0
Jim
80.0
70.0
90.0
Joe
70.0
100.0
100.0
Sally
100.0
95.0
91.0
Sam
30.0
54.0
68.0