package main

func MaximumRobots(chargeTimes []int, runningCosts []int, budget int64) int {
	l := len(chargeTimes)
	if l != len(runningCosts) {
		return 0
	}

	prevCharges := make([]int, l)
	prevCosts := make([]int, l)
	maxWndRobots := make([]int, l+1)

	maxRobots := 0

	for wnd := 1; wnd <= l; wnd++ {
		windows := l - wnd + 1

		begin := 0
		end := wnd - 1

		for w := 0; w < windows; w++ {
			m := chargeTimes[end]

			if m > prevCharges[w] {
				prevCharges[w] = m
			}
			prevCosts[w] += runningCosts[end]

			totalCost := int64(wnd*prevCosts[w] + prevCharges[w])
			if totalCost <= budget {
				maxRobots = wnd
			}

			begin++
			end++
		}

		maxWndRobots[wnd] = maxRobots
		if maxWndRobots[wnd] == maxWndRobots[wnd-1] {
			break
		}
	}

	return maxRobots
}