import java.util.Scanner;
public class PromptPassword {
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
System.out.print("Password rules:
"
+ "Password must have at least eight characters
"
+ "Password must consist of only letters and digits
"
+ "Password must contain at least two digits
"
+ "Enter a password:");
String pWT = sc.nextLine(); //read the entire line
passWordIsValid(pWT.trim()); // to remove leading spaces (if any)
}
public static void passWordIsValid (String password) {
boolean passWordIsValid = true;
int noOfDigits =0;
if (password.length() > 8) { // if it's less than 8 chars -> no need to continue
for(char c : password.toCharArray()){
if(Character.isDigit(c)){ // if it's a digit, increment
noOfDigits++;
}
else if(!Character.isAlphabetic(c)){ // if it's not a digit nor alphapet
passWordIsValid = false;
break;
}
}
}
if (passWordIsValid && noOfDigits>=2){
System.out.print("Password is valid");
}
else{
System.out.println("Password is invalid");
}
}
}