verilog语言解决九连环问题，显示在数码管上(The Verilog language solves the nine-link problem and displays it on the digital tube)

用verilog语言解决九连环的数学问题，并进行按键去抖和数码管显示(Using Verilog language to solve nine-link mathematic problems, and perform keystroke de-jitter and digital tube display)