LuckyStars practice three

Problems

Name Solved / Tries Average tries Average tries to solve
A Adjoin the Networks 0/3 (0%) 3.00 --
B Bell Ringing 0/2 (0%) 2.00 --
C Cryptographer's Conundrum 1/1 (100%) 1.00 1.00
D Disastrous Downtime 1/4 (25%) 4.00 4.00
E Entertainment Box 0/6 (0%) 6.00 --
F Floppy Music 0/0 (0%) -- --
G Goblin Garden Guards 1/4 (25%) 4.00 4.00
H Hero Power 0/0 (0%) -- --
I iCar 0/0 (0%) -- --
J Just a Quiz 0/0 (0%) -- --