function findRectangles(image) {
let arrayOfStartsAndEnds = []
for (let j = 0; j < image.length; j++) {
for (let i = 0; i < image[0].length; i++) {
if (isStart([j, i], image)) {
let currentStart = [j, i]
let currentEnd = findCurrentEnd(currentStart, image)
arrayOfStartsAndEnds.push([currentStart, currentEnd])
}
}
}
return arrayOfStartsAndEnds
}