fork download
  1.  
  2. def print_arr(arr):
  3. for i, x in enumerate(arr):
  4. print(i,x)
  5.  
  6.  
  7. arr = [1,2,3,4]
  8. print(arr)
  9. arr.append(12)
  10. print_arr(arr)
  11. s = 0
  12. for x in arr:
  13. s += x
  14. print(s)
Success #stdin #stdout 0.02s 8924KB
stdin
Standard input is empty
stdout
[1, 2, 3, 4]
0 1
1 2
2 3
3 4
4 12
22