A solution by Jan (Time: 59.6s, Blocks used: +63)
Laterallier thinking
A solution by Lunchbox (Time: 9.6s, Blocks used: +64)
A solution by mw (Time: 5.6s, Blocks used: +31)
13 days later
A solution by Miguel Nunez (Time: 11.6s, Blocks used: +116)
2 months later
A solution by kitty (Time: 34.8s, Blocks used: +69)
a month later
A solution by Yru (Time: 17.9s, Blocks used: +36)
4 months later
A solution by cs allen (Time: 2.3s, Blocks used: +98)
4 days later
A solution by Uu (Time: 8.8s, Blocks used: +89)
20 days later
A solution by Uu (Time: 9.6s, Blocks used: +53)
4 months later
A solution by 好人 (Time: 10.0s, Blocks used: +59)
a month later
A solution by L3S (Time: 58.8s, Blocks used: +65)
8 days later
A solution by J (Time: 40.8s, Blocks used: +39)