A solution by SALTpc (Time: 3.9s, Blocks used: +1)
Float
A solution by Grhm (Time: 4.4s, Blocks used: +9)
A solution by alf (Time: 5.2s, Blocks used: +9)
A solution by T (Time: 4.3s, Blocks used: +2)
A solution by Ccx (Time: 3.9s, Blocks used: +32)
A solution by me (Time: 4.0s, Blocks used: +1)
A solution (Time: 4.1s, Blocks used: +2)
A solution by Curly (Time: 5.4s, Blocks used: +1)
A solution by Hogar (Time: 5.3s, Blocks used: +1)
A solution by Blotto (Time: 4.0s, Blocks used: +2)
A solution by Jan (Time: 4.2s, Blocks used: +5)
A solution by Perdellian (Time: 4.3s, Blocks used: +2)
A solution by Žisek (Time: 4.6s, Blocks used: +3)
A solution by Q (Time: 5.3s, Blocks used: +13)
A solution by Moww2 (Time: 4.9s, Blocks used: +1)
A solution by God (Time: 4.5s, Blocks used: +2)
A solution by Lunchbox (Time: 4.6s, Blocks used: +5)
A solution (Time: 4.3s, Blocks used: +2)
A solution by mrz (Time: 4.0s, Blocks used: +6)
A solution by Benj (Time: 3.9s, Blocks used: +6)