⑫チャレンジしよう！の解答例

                
for i in 1...10 {
    if(top(i) == 1) { //赤の時
        color(1) //赤
        for j in 1...9 {
            drop(i)
        }
    }
    if(top(i) == 2) { //緑の時
        color(2)
        for j in 1...9 {
            drop(i)
        }
    }
    if(top(i) == 3) { //青の時
        color(3)
        for j in 1...9 {
            drop(i)
        }
    }
}