function checkIfSeaCanBeSeen(array) {
let high = array[array.length - 1];
let length = array.length - 2;
let newArray = [true];
for (let i = length; i >= 0; i--) {
if (array[i] > high) {
high = array[i];
newArray.unshift(true);
} else {
newArray.unshift(false);
}
}
return newArray;
}