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  1. #include <stdio.h>
  2. #include <math.h>
  3. 	typedef struct{
  4. 		int id;
  5. 		int height;
  6. 		int weight;
  7. 	}body;
  8.  
  9. int main(void) {
  10. 	body data[]={
  11. 		{1, 165, 60},
  12. 		{2, 170, 68},
  13. 		{3, 160, 50},
  14. 		{4, 180, 75},
  15. 		{5, 175, 80}
  16. 	};
  17. 	body q;
  18. 	for(int i=0; i<4; i++){
  19. 		for(int j=0; j<4-i; j++){
  20. 	if(data[j].height < data[j+1].height){
  21. 	q=data[j];
  22. 	data[j]=data[j+1];
  23. 	data[j+1]=q;}
  24. 		}
  25. 	}
  26. 	printf("id, height, weight\n");
  27. 	int sumheight=0;
  28. 	for(int u=0; u<3; u++){
  29. 		printf("%d, %d, %d\n", data[u].id, data[u].height, data[u].weight);
  30. 		sumheight=data[u].height+sumheight;
  31. 	}
  32. 	double ave;
  33. 	ave=sumheight/3;
  34. 	printf("ave = %.1lf", ave);
  35. 	double nijou=0;
  36. 	for(int t=0;t<3;t++){
  37. 		nijou=(data[t].height-ave)*(data[t].height-ave)+nijou;
  38. 	}
  39. 	double bunsan;
  40. 	bunsan=nijou/3;
  41. 	double stb;
  42. 	stb=sqrt(bunsan);
  43. 	printf("\n標準偏差 = %.1lf", stb);
  44.  
  45. 	return 0;
  46. }
  47.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
Standard input is empty
stdout 
id, height, weight
4, 180, 75
5, 175, 80
2, 170, 68
ave = 175.0
標準偏差 = 4.1
https://ideone.com/Kt8iu8
language:
C99 (gcc 8.3)
created:
4 days ago
visibility:
public

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