Dev-san

Untitled

Oct 23rd, 2014
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Python 0.42 KB | None | 0 0
  1. nkin = raw_input("")
  2. ain = raw_input("")
  3. nkin = nkin.split()
  4. a = []
  5. a.append([int(x) for x in ain.split()])
  6. a = a[0]
  7. n = int(nkin[0])
  8. k = int(nkin[1])
  9.  
  10. a.sort()
  11. rezultat = []
  12.  
  13. l = 0
  14. d = 0
  15. for i in range(0, k):
  16.     if (i % 2) != 0:
  17.         rezultat.append(a[len(a)-d-1])
  18.         d+=1
  19.     else:
  20.         rezultat.append(a[l])
  21.         l += 1
  22. s = 0
  23. print (rezultat)
  24.  
  25. for i in range(0, k-1):
  26.     s += abs(rezultat[i+1] - rezultat[i])
  27.  
  28. print(s)
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