jakaria_hossain

codeforce - puzzle

May 26th, 2019
65
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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5. int n,m;
  6. scanf("%d %d",&n,&m);
  7. int ara[m+1];
  8. for(int i=0;i<m;i++)
  9. {
  10. scanf("%d",&ara[i]);
  11. }
  12. sort(ara,ara+m);
  13. int ans=1005;
  14. for(int i=0;i<=m-n;i++)
  15. {
  16. ans=min(ans,(ara[n+i-1]-ara[i]));
  17. }
  18. printf("%d\n",ans);
  19. return 0;
  20. }
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