juyana

insertion sort

Jul 2nd, 2017
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  1. #include<bits/stdc++.h>
  2.  
  3. using namespace std;
  4. int a[100];
  5.  
  6. void insertion_sort(int a[],int n)
  7. {
  8. int j,key;
  9. for(int i=1;i<n;i++)
  10. {
  11. key=a[i];
  12. j=i-1;
  13. while(j>=0&&a[j]>key)
  14. {
  15. a[j+1]=a[j];
  16. j--;
  17. }
  18. a[j+1]=key;
  19. }
  20. }
  21.  
  22. int main()
  23. {
  24. int n;
  25. cin>>n;
  26. for(int i=0; i<n; i++)
  27. cin>>a[i];
  28.  
  29. insertion_sort(a,n);
  30. for(int i=0; i<n; i++)
  31. cout<<a[i]<<" ";
  32. }
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