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nguyenhappy92

Trung Bình Cộng Không Chia Hết X

Oct 28th, 2015
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  1. // Tinh trung binh mang nho hon x
  2. // Khai bao cac ham thu vien neu co
  3.  
  4. #include<stdio.h>
  5. #include<conio.h>
  6. #define SIZE 100
  7. void nhap(int a[],int &n,int &x)
  8. {
  9. scanf("%d%d",&n,&x);
  10. for(int i=0;i<n;i++)
  11. {
  12. scanf("%d",&a[i]);
  13. }
  14. }
  15. int lamtron(float x)
  16. {
  17. int a=(int) x;
  18. float b= x- a;
  19. if(b>=0.5)
  20. return a+1;
  21. return a;
  22. }
  23. int tbc(int a[],int n,int x)
  24. {
  25. int s=0;
  26. int dem=0;
  27. float t;
  28. for(int i=0;i<n;i++)
  29. {
  30. if(a[i]%x!=0)
  31. {
  32. s=s+ a[i];
  33. dem++;
  34. }
  35. }
  36. if(dem==0)
  37. return 0;
  38. else
  39. {
  40. t= (float) s/dem;
  41. int m=lamtron(t);
  42. return m;
  43. }
  44. }
  45. void main()
  46. {
  47. int a[SIZE],n;
  48. int x;
  49. nhap(a,n,x);
  50. int d=tbc(a,n,x);
  51. printf("%d ", d);
  52. }
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