fitzleopard的博客

POJ1013 Counterfeit Dollar Description Sally Jones has a dozen Voyageur silver dollars. However, only eleven of the coins are true silver dollars; one coin is counterfeit even though its color and...

POJ1222 Extended Lights Out（穷举） Description In an extended version of the game Lights Out, is a puzzle with 5 rows of 6 buttons each (the actual puzzle has 5 rows of 5 buttons each). Each button h...

Description Flip game is played on a rectangular 4x4 field with two-sided pieces placed on each of its 16 squares. One side of each piece is white and the other one is black and each piece is lying e...

Description There are nine clocks in a 3*3 array (figure 1). The goal is to return all the dials to 12 o’clock with as few moves as possible. There are nine different allowed ways to turn the dials...

Description The game “The Pilots Brothers: following the stripy elephant” has a quest where a player needs to open a refrigerator. There are 16 handles on the refrigerator door. Every handle can be ...