package main

import (
	"bufio"
	"fmt"
	"os"
	"sort"
	"strconv"
)

var sc = bufio.NewScanner(os.Stdin)
var wr = bufio.NewWriter(os.Stdout)

func out(x ...interface{}) {
	fmt.Fprintln(wr, x...)
}

func getI() int {
	sc.Scan()
	i, e := strconv.Atoi(sc.Text())
	if e != nil {
		panic(e)
	}
	return i
}

func getF() float64 {
	sc.Scan()
	i, e := strconv.ParseFloat(sc.Text(), 64)
	if e != nil {
		panic(e)
	}
	return i
}

func getInts(N int) []int {
	ret := make([]int, N)
	for i := 0; i < N; i++ {
		ret[i] = getI()
	}
	return ret
}

func getS() string {
	sc.Scan()
	return sc.Text()
}

// min, max, asub, absなど基本関数
func max(a, b int) int {
	if a > b {
		return a
	}
	return b
}

func min(a, b int) int {
	if a < b {
		return a
	}
	return b
}

// min for n entry
func nmin(a ...int) int {
	ret := a[0]
	for _, e := range a {
		ret = min(ret, e)
	}
	return ret
}

// max for n entry
func nmax(a ...int) int {
	ret := a[0]
	for _, e := range a {
		ret = max(ret, e)
	}
	return ret
}

func asub(a, b int) int {
	if a > b {
		return a - b
	}
	return b - a
}

func abs(a int) int {
	if a >= 0 {
		return a
	}
	return -a
}

func lowerBound(a []int, x int) int {
	idx := sort.Search(len(a), func(i int) bool {
		return a[i] >= x
	})
	return idx
}

func upperBound(a []int, x int) int {
	idx := sort.Search(len(a), func(i int) bool {
		return a[i] > x
	})
	return idx
}

// 拡張GCD
func extGCD(a, b int) (int, int, int) {
	if b == 0 {
		return a, 1, 0
	}
	d, y, x := extGCD(b, a%b)
	y -= a / b * x
	return d, x, y
}

var x, y, z int

var memo map[int]bool

func rec(n, v int, s []byte) {
	if memo[v] == true {
		return
	}
	memo[v] = true
	if n > 10000 {
		return
	}
	if v > z {
		return
	}
	if v == z {
		out(string(s))
		wr.Flush()
		os.Exit(0)
	}
	rec(n+1, v+x, append(s, "cC"...))
	rec(n+1, v-x, append(s, "cW"...))
	rec(n+1, v+y, append(s, "wC"...))
	rec(n+1, v-y, append(s, "wW"...))
}

func main() {
	defer wr.Flush()
	sc.Split(bufio.ScanWords)
	sc.Buffer([]byte{}, 1000000)
	// this template is new version.
	// use getI(), getS(), getInts(), getF()
	x, y, z = getI(), getI(), getI()

	memo = make(map[int]bool)
	rec(0, x, []byte{'c'})
	rec(0, y, []byte{'c'})
	out("NO")
}