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function setup() {
createCanvas(windowWidth, windowHeight);
}
function draw() {
background (209,174,241)
strokeWeight (5)
stroke (174,201,241)
line (0,0, mouseX, mouseY)
line (0, height, mouseX, mouseY)
line (width, 0, mouseX, mouseY)
line (width, height, mouseX, mouseY)
}