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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	// 讀入資料
  5. 	int a,b,result;
  6. 	scanf("%d%d%d",&a,&b,&result);
  7.  
  8. 	//判斷impossible
  9. 	if(a==0&&b==0&&result==1)
  10. 		printf("IMPOSSIBLE");
  11.  
  12. 	//判斷and, or, xor
  13. 	if((a&&b)==result)
  14. 		printf("AND\n");
  15. 	if((a||b)==result)
  16. 		printf("OR\n");
  17. 	if(((a||b)==result)&&!(a&&b))
  18. 		printf("XOR");
  19. 	return 0;
  20. }
  21.  
Success #stdin #stdout 0s 5328KB
comments (?)
stdin 
0 0 1
stdout 
IMPOSSIBLE
https://ideone.com/4becwv
第四題：邏輯運算子
language:
C (gcc 8.3)
created:
6 days ago
visibility:
public

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