Inside MainActivity.java, write the code to retrieve and assign to an EditText object reference an EditText element defined in activity_main.xml and whose id is input.
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Q11: Inside activity_main.xml, write one line of code
Q12: Inside activity_main.xml, write one line of code
Q13: Inside styles.xml, define a style named myStyle
Q14: Inside activity_main.xml, write one line of code
Q15: Inside MainActivity.java, write the code to retrieve
Q17: Inside activity_main.xml, we define a Button element;
Q18: Inside MainActivity, we coded a private class
Q19: Assign the width of the current screen
Q20: Write a code that creates a GridLayout
Q21: Inside the onCreate method, we created a
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