Answer Posted / anitha

package com.boa.example.java;

public class NumberTest {

public void swapnum(int a,int b,int c,int d){

for(int x=0;x<=3;x++){
int t1=0;
int t2=0;
int t3=0;

if(x == 0){
t1= b;
t2=c;
t3=d;
}

if(x == 1){
t1= c;
t2=b;
t3=d;
}

if(x == 2){
t1= c;
t2=d;
t3=b;
}
if(x == 3){
t1= b;
t2=d;
t3=c;
}
System.out.println(a+""+t1+""+t2+""+t3 );
}
}

public static void main(String args[]){
int i=1;
int j=2;
int k=3;
int l =4;

NumberTest n = new NumberTest();
n.swapnum(i,j,k,l);
n.swapnum(j,k,l,i);
n.swapnum(k,l,j,i);
n.swapnum(l,k,j,i);
}
}
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