alvin_he的专栏

public class Dikaer { String x[][]; public Dikaer(String x[][]){ this.x=x; } void dikaerMatch(){ int line=x.length; int[] row=new int[line]; for(int i=0;i<line;i++){ row[i]=

public class Sudoku { int sd[][]; public Sudoku(int sd_[][]){ sd=sd_; } //寻找横坐标下一位置 int findx(int x,int y){ if(y==8) return x+1; else return x; } //寻找纵坐标下一位置

public class Queen { int count=0; int[] q={0,0,0,0,0,0,0,0}; Queen(){ } void work(int n){ for(int i=1;i<9;i++){ if(match(n,i)==1){ q[n]=i; if(n==7) print(); e

public class Fibo { int i; Fibo(int i){ this.i=i; } int work(int n){ if(n==2||n==1) return 1; else return (work(n-1)+work(n-2)); } void print(){ System.out.print(

public class Hanoi { Hanoi(){ } void work(int n,char A,char B,char C){ if(n==1) System.out.print("Move Disk "+A+" To "+C+"\n"); else{ work(n-1,A,C,B); System.out.prin

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