1 class Main { 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 е 1 2 3 4567 function void main() { // Declare local variables var int x1, y1, x2, y2; // Initalize the variables let x1 = 0; let y1 = 0; let x2 = 30; let y2 = 30; // Move the square to the Right while (x2 <482) { // Draw the rectangle in black do Screen.setColor(ture); //let's draw a rectangle on Screen do Screen.drawRectangle(x1, y1, x2, y2); // wait for 1/2 second (500 msec) do Sys.wait(500); //Draw the same rectangle again (in white) do Screen.setColor(false); do Screen.drawRectangle(x1, y1, x2, y2); // Update the coordinates to move the square Right let x1 = x1 + 30; let x2 = x2 + 30; }

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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please convert the code in this picture to text  only

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function void main() {
// Declare local variables
var int x1, y1, x2, y2;
// Initalize the variables
let x1 = 0;
let y1 = 0;
let x2 = 30;
let y2 = 30;
// Move the square to the Right
while (x2 <482) {
// Draw the rectangle in black
do Screen.setColor(ture);
//let's draw a rectangle on Screen
do Screen.drawRectangle(x1, y1, x2, y2);
// wait for 1/2 second (500 msec)
do Sys.wait(500);
//Draw the same rectangle again (in white)
do Screen.setColor(false);
do Screen.drawRectangle(x1, y1, x2, y2);
// Update the coordinates to move the square Right
let x1 = x1 + 30;
let x2 = x2 + 30;
}
Transcribed Image Text:1 class Main { 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 е 1 2 3 4567 function void main() { // Declare local variables var int x1, y1, x2, y2; // Initalize the variables let x1 = 0; let y1 = 0; let x2 = 30; let y2 = 30; // Move the square to the Right while (x2 <482) { // Draw the rectangle in black do Screen.setColor(ture); //let's draw a rectangle on Screen do Screen.drawRectangle(x1, y1, x2, y2); // wait for 1/2 second (500 msec) do Sys.wait(500); //Draw the same rectangle again (in white) do Screen.setColor(false); do Screen.drawRectangle(x1, y1, x2, y2); // Update the coordinates to move the square Right let x1 = x1 + 30; let x2 = x2 + 30; }
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