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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	// your code goes here
  5.     #include<stdio.h>
  6. #include<math.h>
  7. int main(void)
  8. {   double a,b,c,p,S;
  9.     printf("请输入三角形的三条边长：");
  10.     scanf("%d%d%d",&a,&b,&c);
  11.     p=(a+b+c)/2.0;
  12.     S=sqrt(p*(p-a)*(p-b)*(p-c));
  13.     printf("该三角形的面积为：%.2f",S);
  14.     return 0;
  15. }
  16. 	return 0;
  17. }
  18.  
Success #stdin #stdout 0s 5320KB
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Standard output is empty
https://ideone.com/3MLny0
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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