fork download
  1. from array import array
  2. X=array("i")
  3. N=int(input())
  4. X=[0]*N
  5. for i in range(0,N):
  6. X[i]=int(input())
  7. min=X[0]
  8. max=X[0]
  9. for i in range(0,N):
  10. if X[i]<min:
  11. min=X[i]
  12. if X[i]>max:
  13. max=X[i]
  14. print(max-min)
Success #stdin #stdout 0.02s 9316KB
stdin
4
170
162
159
180
stdout
21