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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	//從小到大印邊長
  5. 	int a,b,c, temp;
  6. 	scanf("%d%d%d",&a,&b,&c);
  7. 	if(a>b){
  8. 		temp=b;
  9. 		b=a;
  10. 		a=temp;
  11. 	}
  12. 	if(a>c)	{
  13. 		temp=a;
  14. 		a=c;
  15. 		c=temp;
  16. 	}	
  17. 	if(b>c)	{
  18. 		temp=b;
  19. 		b=c;
  20. 		c=temp;
  21. 	}
  22. 	printf("%d %d %d\n",a,b,c);
  23.  
  24. 	//列印三角形種類
  25. 	if(a+b<=c)
  26. 		printf("No");
  27. 	else if(a*a+b*b<c*c)
  28. 		printf("Obtuse");
  29. 	else if(a*a+b*b==c*c)
  30. 		printf("Right");
  31. 	else if(a*a+b*b>c*c)
  32. 		printf("Acute");
  33. 	return 0;
  34. }
  35.  
Success #stdin #stdout 0s 5316KB
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https://ideone.com/C7llRF
第二題：三角形識別
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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