function P1 () {
    basic.showIcon(IconNames.Yes)
    pins.digitalWritePin(DigitalPin.P1, 1)
    basic.pause(1000)
    pins.digitalWritePin(DigitalPin.P1, 0)
    basic.pause(1000)
}
function P16 () {
    basic.showIcon(IconNames.No)
    pins.digitalWritePin(DigitalPin.P16, 1)
    basic.pause(1000)
    pins.digitalWritePin(DigitalPin.P16, 0)
    basic.pause(1000)
}
basic.showIcon(IconNames.Happy)
basic.forever(function () {
    P16()
    basic.pause(1000)
    P1()
    basic.pause(1000)
})