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  1. #include <stdio.h>//試験個人回答
  2. #define NUM 6
  3. int main() {
  4. 	int i,j,count=0;
  5. 	double a[NUM];
  6. 	for(i=0;i<NUM;i++)
  7. 	{
  8. 		scanf("%lf",&a[i]);
  9. 	}
  10.  
  11. 	for(i=0;i<NUM;i++)
  12. 	{
  13. 		for(j=i+1;j<NUM;j++)
  14. 		{
  15. 			if(a[i]==a[j]) count++;
  16. 		}
  17. 	}
  18. 	printf("%d",count);
  19. 	return 0;
  20. }
  21.  
Success #stdin #stdout 0s 5312KB
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https://ideone.com/QnZRIB
language:
C (gcc 8.3)
created:
12 hours ago
visibility:
public

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