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  1. #include <stdio.h>
  2. int main ()
  3. {
  4. /* variable definition: */
  5. char StudentName[100];
  6. float ExamValue, Sum, Avg;
  7. int students,exams;
  8. // Loop through 5 Students
  9. for (students=0; students <5 ; students++)
  10. {
  11. // reset Sum to 0
  12. Sum =0.0;
  13. printf("Enter Student Name \n");
  14. scanf("%s", StudentName);
  15. // Nested Loop for Exams
  16. for (exams=0; exams < 3; exams++)
  17. {
  18. printf ("Enter exam grade: \n");
  19. scanf("%f", &ExamValue);
  20. Sum += ExamValue;
  21. }
  22. Avg = Sum/3.0;
  23. printf( "Average for %s is %f\n",StudentName,Avg);
  24. }
  25. return 0;
  26. }
  27.  
  28.  
  29.  
  30.  
  31.  
  32.  
Success #stdin #stdout 0s 9432KB
stdin
John
60.0
80.0
100.0
Jim
80.0
100.0
90.0
Joe
90.0
90.0
80.0
Sally
60.0
80.0
70.0
Sam
100.0
100.0
100.0
stdout
Enter Student Name 
Enter exam grade: 
Enter exam grade: 
Enter exam grade: 
Average for John is 80.000000
Enter Student Name 
Enter exam grade: 
Enter exam grade: 
Enter exam grade: 
Average for Jim is 90.000000
Enter Student Name 
Enter exam grade: 
Enter exam grade: 
Enter exam grade: 
Average for Joe is 86.666664
Enter Student Name 
Enter exam grade: 
Enter exam grade: 
Enter exam grade: 
Average for Sally is 70.000000
Enter Student Name 
Enter exam grade: 
Enter exam grade: 
Enter exam grade: 
Average for Sam is 100.000000