package main import "fmt" func main() { var n, k, a, b int fmt.Scan(&n, &k, &a, &b) ai := make([]int, n) bi := make([]int, n) for i := 0; i < n; i++ { fmt.Scan(&ai[i]) } for i := 0; i < n; i++ { fmt.Scan(&bi[i]) } dp := make([]int, n) var count int for ...