java打印九九乘法表

public class MultiTable{
    public static void main(String[] args){
	for(int row=1;row<=9;row++){
	    for(int col=1;col<=row;col++){
		System.out.print(row+"*"+col+"="+col*row+((col==row)?"\n":"\t"));
	    }
	}
	System.out.println("=====單層循環@@控制行變======");
	for(int row=1,col=1;row<=9;row++){
	    
	    System.out.print(col+"*"+row+"="+col*row+"\t");
	    if(row==col){
		System.out.println();
		col=1;
		continue;
	    }
	    col++;
	    row--;
	}
	System.out.println("==========單層循環@@控制列變%結構稍簡單============");
	for(int col=1,row=1;row<=9;col++){
	    System.out.print(col+"*"+row+"="+col*row+"\t");
	    if(col==row){
		System.out.println();
		
		row++;
		col=0;
	    }
	}
	System.out.println("=====遞歸輸出乘法表=======");
	int row=1,col=1,count=9;
	recursionMul(col,row,count);
	method(9);
    }
    public static void method(int i){
	if(i==1){
	    System.out.println("1*1=1\t\n");
	}
	else{
	    method(i-1);
	    for(int j=1;j<=i;j++){
		System.out.print(j+"*"+i+"="+(i*j)+"\t");
	    }
	    System.out.println();
	}
    }

   //僞遞歸
    public static void recursionMul(int col,int row,int count){
	 if(row<=count){
	    System.out.print(col+"*"+row+"="+col*row+"\t");
	    if(col==row){	     
	       System.out.println();
	       row++;
	       col=1;	     
	       recursionMul(col,row,count);	     
	    }
	    else{
	     col++;
	     recursionMul(col,row,count);
	    }
	 }
	 else{
	    return;
	 }	
    }

}