Java (for loop) programming realizes information verification when users log in.

Public class PswVerify {/**

* @param args

*/

Public static void main(String[] args) {

// TODO automatically generates method stubs

Scanner input = new scanner (system. in);

String username = "manage

int password = 0000

for(int I = 3； I>= 1; I-)

{

System.out.println ("Please enter user name:");

string name = input . next()；

System.out.println ("Please enter password:");

int pw = input . nextint()；

if(name . equals(username)& amp； & amppw = = password)

{

System.out.println ("Welcome to our own shopping management system");

Break;

}

Else if (me! = 1)

{

System.out.println ("User name and password don't match!" );

System.out.println ("You still have a chance of" +(i- 1)+ ",please re-enter:");

}

other

{

System.out.println ("You have no right to access the system!" );

} }}

}