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  1. #include <stdio.h>
  2. #define STUDENTS 5
  3.  
  4. typedef struct{
  5. 	int id;
  6. 	int eg;
  7. 	char cl;
  8. }list;
  9. void cls(list *data){
  10. 	for(int i=0;i<STUDENTS;i++){
  11. 		if(data[i].eg>=80){
  12. 			data[i].cl='A';
  13. 		}else if(data[i].eg>=70){
  14. 			data[i].cl='B';
  15. 		}else if(data[i].eg>=60){
  16. 			data[i].cl='C';
  17. 		}else{
  18. 			data[i].cl='D';
  19. 		}
  20. 	}
  21. }
  22. int main(void) {
  23. 	list data[]={{1,60},{2,80},{3,90},{4,70},{5,50}};
  24. 	cls(data);
  25. 	for(int i=0;i<STUDENTS;i++){
  26. 		printf("id:%d %c\n",data[i].id,data[i].cl);
  27. 	}
  28. 	return 0;
  29. }
  30.  
Success #stdin #stdout 0.01s 5276KB
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stdin
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Standard input is empty
stdout
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id:1 C
id:2 A
id:3 A
id:4 B
id:5 D
https://ideone.com/rNlS4x
3Q-6 5
language:
C99 (gcc 8.3)
created:
8 days ago
visibility:
public

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