<?xml version="1.0" encoding="utf-8"?>
                                      <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
                                          xmlns:app="http://schemas.android.com/apk/res-auto"
                                          xmlns:tools="http://schemas.android.com/tools"
                                          android:layout_width="match_parent"
                                          android:layout_height="match_parent"
                                          android:orientation="vertical"
                                          android:layout_gravity="center"
                                          android:gravity="center"
                                          android:padding="18dp"
                                          tools:context=".MainActivity">
                                      
                                          <TextView
                                              android:layout_width="match_parent"
                                              android:layout_height="wrap_content"
                                              android:text="Login Form"
                                              android:textColor="@color/colorPrimary"
                                              android:textSize="20sp"
                                              android:textStyle="bold"
                                              android:gravity="center"/>
                                      
                                            <com.google.android.material.textfield.TextInputLayout
                                              android:id="@+id/text_input_email"
                                              android:layout_width="match_parent"
                                              android:layout_height="wrap_content"
                                              app:errorEnabled="true"
                                              android:layout_marginTop="50dp">
                                      
                                              <com.google.android.material.textfield.TextInputEditText
                                                  android:layout_width="match_parent"
                                                  android:layout_height="wrap_content"
                                                  android:hint="Email"
                                                  android:inputType="textEmailAddress" />
                                      
                                            </com.google.android.material.textfield.TextInputLayout>
                                      
                                          <com.google.android.material.textfield.TextInputLayout
                                              android:id="@+id/text_input_password"
                                              android:layout_width="match_parent"
                                              android:layout_height="wrap_content"
                                              android:layout_marginTop="11dp"
                                              app:errorEnabled="true"
                                              app:passwordToggleEnabled="true">
                                      
                                              <com.google.android.material.textfield.TextInputEditText
                                                  android:layout_width="match_parent"
                                                  android:layout_height="wrap_content"
                                                  android:hint="Password"
                                                  android:inputType="textPassword" />
                                      
                                          </com.google.android.material.textfield.TextInputLayout>
                                      
                                          <Button
                                              android:layout_width="match_parent"
                                              android:layout_height="wrap_content"
                                              android:onClick="confirmInput"
                                              android:text="Confirm"
                                              android:textColor="@color/colorWhite"
                                              android:layout_marginTop="22dp"
                                              android:background="@color/colorPrimary"/>
                                      
                                      </LinearLayout>
                                      
                                    
                                  

                                    
                                      import android.os.Bundle;
                                      import android.util.Patterns;
                                      import android.view.View;
                                      import android.widget.Toast;
                                      import androidx.appcompat.app.AppCompatActivity;
                                      import com.google.android.material.textfield.TextInputLayout;
                                      import java.util.regex.Pattern;
                                      
                                      public class MainActivity extends AppCompatActivity {
                                          TextInputLayout textInputEmail;
                                          TextInputLayout textInputPassword;
                                      
                                          private static final Pattern PASSWORD_PATTERN =
                                                  Pattern.compile("^" +
                                                          "(?=.*[0-9])" +
                                                          "(?=.*[0-9])" +
                                                          "(?=.*[a-zA-Z])" +
                                                          "(?=\\S+$)" +
                                                          ".{6,}" +
                                                          "$" );
                                      
                                          @Override
                                          protected void onCreate(Bundle savedInstanceState) {
                                              super.onCreate(savedInstanceState);
                                              setContentView(R.layout.activity_main);
                                              textInputEmail = findViewById(R.id.text_input_email);
                                              textInputPassword = findViewById(R.id.text_input_password);
                                          }
                                      
                                          private boolean validateEmail() {
                                              String emailInput = textInputEmail.getEditText().getText().toString().trim();
                                      
                                              if (emailInput.isEmpty()) {
                                                  textInputEmail.setError("Field can't be empty");
                                                  return false;
                                              } else if (!Patterns.EMAIL_ADDRESS.matcher(emailInput).matches()) {
                                                  textInputEmail.setError("Please enter a valid email");
                                                  return false;
                                              } else {
                                                  textInputEmail.setError(null);
                                                  return true;
                                              }
                                          }
                                      
                                          private boolean validatePassword() {
                                              String passwordInput = textInputPassword.getEditText().getText().toString().trim();
                                              if (passwordInput.isEmpty()) {
                                                  textInputPassword.setError("Field can't be empty");
                                                  return false;
                                              } else if (!PASSWORD_PATTERN.matcher(passwordInput).matches()) {
                                                  textInputPassword.setError("Weak password! Please use alphanumeric password.");
                                                  return false;
                                              } else {
                                                  textInputPassword.setError(null);
                                                  return true;
                                              }
                                          }
                                      
                                          public void confirmInput(View v) {
                                              if (!validateEmail() | !validatePassword()) {
                                                  return;
                                              }
                                              String input = "Email: " + textInputEmail.getEditText().getText().toString();
                                              input += "\n";
                                              input += "Password: " + textInputPassword.getEditText().getText().toString();
                                              Toast.makeText(this, input, Toast.LENGTH_SHORT).show();
                                          }
                                      }                                      
                                    
                                  

                                    
                                      import android.os.Bundle
                                      import android.util.Patterns
                                      import android.view.View
                                      import android.widget.Toast
                                      import androidx.appcompat.app.AppCompatActivity
                                      import com.google.android.material.textfield.TextInputLayout
                                      import java.util.regex.Pattern
                                      
                                      class MainActivity : AppCompatActivity() {
                                          private lateinit var textInputEmail: TextInputLayout
                                          private lateinit var textInputPassword: TextInputLayout
                                      
                                          private val PASSWORD_PATTERN: Pattern = Pattern.compile(
                                              "^(?=.*[0-9])" +
                                                      "(?=.*[0-9])" +
                                                      "(?=.*[a-zA-Z])" +
                                                      "(?=\\S+$)" +
                                                      ".{6,}" +
                                                      "$"
                                          )
                                      
                                          override fun onCreate(savedInstanceState: Bundle?) {
                                              super.onCreate(savedInstanceState)
                                              setContentView(R.layout.activity_main)
                                              textInputEmail = findViewById(R.id.text_input_email)
                                              textInputPassword = findViewById(R.id.text_input_password)
                                          }
                                      
                                          private fun validateEmail(): Boolean {
                                              val emailInput = textInputEmail.editText?.text.toString().trim()
                                      
                                              return if (emailInput.isEmpty()) {
                                                  textInputEmail.error = "Field can't be empty"
                                                  false
                                              } else if (!Patterns.EMAIL_ADDRESS.matcher(emailInput).matches()) {
                                                  textInputEmail.error = "Please enter a valid email"
                                                  false
                                              } else {
                                                  textInputEmail.error = null
                                                  true
                                              }
                                          }
                                      
                                          private fun validatePassword(): Boolean {
                                              val passwordInput = textInputPassword.editText?.text.toString().trim()
                                              return if (passwordInput.isEmpty()) {
                                                  textInputPassword.error = "Field can't be empty"
                                                  false
                                              } else if (!PASSWORD_PATTERN.matcher(passwordInput).matches()) {
                                                  textInputPassword.error = "Weak password! Please use alphanumeric password."
                                                  false
                                              } else {
                                                  textInputPassword.error = null
                                                  true
                                              }
                                          }
                                      
                                          fun confirmInput(v: View) {
                                              if (!validateEmail() or !validatePassword()) {
                                                  return
                                              }
                                              val input = "Email: " + textInputEmail.editText?.text.toString() + "\nPassword: " +
                                                      textInputPassword.editText?.text.toString()
                                              Toast.makeText(this, input, Toast.LENGTH_SHORT).show()
                                          }
                                      }