fork(2) download
  1. r = iter(range(10))
  2.  
  3. for a in r:
  4. for b in r:
  5. print(a,b)
Success #stdin #stdout 0.02s 9208KB
stdin
Standard input is empty
stdout
0 1
0 2
0 3
0 4
0 5
0 6
0 7
0 8
0 9