ConradCHESS .. steps .. logic .. IM Conrad Goodman
Starting from the middle of a staircase .. if you go up 6 steps,
down 8 steps, up 15 steps .. you will to reach the top landing.
How many steps are in the staircase?
to these solvers:
TWO solutions found by Albert Frank, Joshua Green, Valmai Osborn,
Lauren Ripley, Greg Shell and LW Luk.
ONE solution found by Niven Brown, Lorna Davis, Dinesh DeSilva,
Clara Ferrando, Nopawong Leelaprechalert, Bernard Sojka and Steve Steppe.
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