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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	float a,b;
  5. 	char c;
  6. 	scanf("%f %f %c", &a,&b,&c);
  7. 	switch (c) {
  8. 		case '/':
  9. 			if (b==0) printf("Khong hop le");
  10. 			else printf("%.3f",a/b*1.0);
  11. 			break;
  12. 		case '*':
  13. 			printf("%.3f",a*b);
  14. 			break;
  15. 		case '+':
  16. 			printf("%.3f",a+b);
  17. 			break;
  18. 		case '-':
  19. 			printf("%.3f",a-b);
  20. 			break;
  21. 	}
  22. 	return 0;
  23. }
  24.  
Success #stdin #stdout 0s 5320KB
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https://ideone.com/JW8ukl
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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