import java.io.PrintWriter
import java.util.NoSuchElementException

var h = 0
var w = 0
var n = 0
var sr = 0
var sc = 0
var s = ""
var t = ""

fun main(args: Array<String>) = IO().exec {
    h = int()
    w = int()
    n = int()
    sr = int()-1
    sc = int()-1
    s = string()
    t = string()
    val p = calc(w, sc, 'L', 'R')
    val q = calc(h, sr, 'U', 'D')
    println(if (p && q) "YES" else "NO")
}

fun calc(len: Int, start: Int, left: Char, right: Char): Boolean {
    var range = 0 until len
    var i = n - 1
    if (s[i] == left) range = range.first+1..range.last
    if (s[i] == right) range = range.first..range.last-1
    i--
    while (i >= 0) {
        if (t[i] == left) range = range.first..Math.min( range.last+1, len-1)
        if (t[i] == right) range = Math.max(range.first-1, 0)..range.last
        if (s[i] == left) range = range.first+1..range.last
        if (s[i] == right) range = range.first..range.last-1
        if (range.isEmpty()) return false
        i--
    }
    return start in range
}

class IO {
    val printable = 33..126
    val buffer = ByteArray(1024)
    var ptr = 0
    var buflen = 0
    val out = PrintWriter(System.out)
    fun hasNextByte(): Boolean {
        if (ptr < buflen) {
            return true
        } else {
            ptr = 0
            buflen = System.`in`.read(buffer)
            if (buflen <= 0) {
                return false
            }
        }
        return true
    }
    fun readByte(): Byte {
        return if (hasNextByte()) buffer[ptr++] else return -1
    }
    fun hasNext(): Boolean {
        while (hasNextByte() && buffer[ptr] !in printable) ptr++
        return hasNextByte()
    }
    fun string(): String {
        if (!hasNext()) throw NoSuchElementException()
        val sb = StringBuilder()
        var b = readByte()
        while (b in printable) {
            sb.appendCodePoint(b.toInt())
            b = readByte()
        }
        return sb.toString()
    }
    fun long(): Long {
        if (!hasNext()) throw NoSuchElementException()
        var n = 0L
        var minus = false
        var b = readByte()
        if (b == '-'.toByte()) {
            minus = true
            b = readByte()
        }
        if (b !in '0'.toByte()..'9'.toByte()) {
            throw NumberFormatException()
        }
        while (true) {
            if (b in '0'.toByte()..'9'.toByte()) {
                n *= 10
                n += b - '0'.toByte()
            } else if (b == (-1).toByte() || b !in printable) {
                return if (minus) -n else n
            } else {
                throw NumberFormatException()
            }
            b = readByte()
        }
    }
    fun int(): Int {
        val nl = long()
        if (nl !in Integer.MIN_VALUE..Integer.MAX_VALUE) throw NumberFormatException()
        return nl.toInt()
    }
    fun double(): Double {
        return string().toDouble()
    }
    fun print(obj: Any) = out.print(obj)
    fun print(i: Int) = out.print(i)
    fun print(l: Long) = out.print(l)
    fun println(obj: Any) = out.println(obj)
    fun println(i: Int) = out.println(i)
    fun println(l: Long) = out.println(l)
    inline fun exec(block: IO.() -> Unit) {
        block()
        out.flush()
    }
}

Measured memory_bytes: 39284