package contest161028;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.InputMismatchException;

public class C {
	InputStream is;
	PrintWriter out;
	String INPUT = "";
	
	void solve()
	{
		String M = "mourennaihasimasenn";
		int x = ni(), y = ni(), z = ni();
		if(z == 0){
			out.println("ccW");
			return;
		}
		if(x == 0 && y == 0){
			out.println(M);
			return;
		}
		int T = 10000;
		if(x == 0){
			if(z % y == 0 && z/y+z/y-1 <= T){
				for(int i = 0;i < z/y;i++)out.print("w");
				for(int i = 0;i < z/y-1;i++)out.print("C");
				out.println();
			}else{
				out.println(M);
			}
			return;
		}
		if(y == 0){
			if(z % x == 0 && z/x+z/x-1 <= T){
				for(int i = 0;i < z/x;i++)out.print("c");
				for(int i = 0;i < z/x-1;i++)out.print("C");
				out.println();
			}else{
				out.println(M);
			}
			return;
		}
		for(int i = 0;i <= T;i++){
			long rem = z - (long)x*i;
			if(rem >= 0 && rem % y == 0 && i + rem/y + (i+rem/y-1) <= T){
				for(int j = 0;j < i;j++)out.print("c");
				for(int j = 0;j < rem/y;j++)out.print("w");
				for(int j = 0;j < i+rem/y-1;j++)out.print("C");
				out.println();
				return;
			}
		}
		for(int i = 0;i <= T;i++){
			long rem = z + (long)x*i;
			if(rem >= 0 && rem % y == 0 && i + rem/y + (i+rem/y-1) <= T){
				for(int j = 0;j < i;j++)out.print("c");
				for(int j = 0;j < rem/y;j++)out.print("w");
				for(int j = 0;j < rem/y-1;j++)out.print("C");
				for(int j = 0;j < i;j++)out.print("W");
				out.println();
				return;
			}
		}
		for(int i = 0;i <= T;i++){
			long rem = z + (long)y*i;
			if(rem >= 0 && rem % x == 0 && i + rem/x + (i+rem/x-1) <= T){
				for(int j = 0;j < i;j++)out.print("w");
				for(int j = 0;j < rem/x;j++)out.print("c");
				for(int j = 0;j < rem/x-1;j++)out.print("C");
				for(int j = 0;j < i;j++)out.print("W");
				out.println();
				return;
			}
		}
		out.println(M);
		return;
	}
	
	public static int gcd(int a, int b) {
		while (b > 0) {
			int c = a;
			a = b;
			b = c % b;
		}
		return a;
	}
	
	
	void run() throws Exception
	{
		is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes());
		out = new PrintWriter(System.out);
		
		long s = System.currentTimeMillis();
		solve();
		out.flush();
		if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms");
//		Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){
//			@Override
//			public void run() {
//				long s = System.currentTimeMillis();
//				solve();
//				out.flush();
//				if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms");
//			}
//		};
//		t.start();
//		t.join();
	}
	
	public static void main(String[] args) throws Exception { new C().run(); }
	
	private byte[] inbuf = new byte[1024];
	public int lenbuf = 0, ptrbuf = 0;
	
	private int readByte()
	{
		if(lenbuf == -1)throw new InputMismatchException();
		if(ptrbuf >= lenbuf){
			ptrbuf = 0;
			try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); }
			if(lenbuf <= 0)return -1;
		}
		return inbuf[ptrbuf++];
	}
	
	private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); }
	private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; }
	
	private double nd() { return Double.parseDouble(ns()); }
	private char nc() { return (char)skip(); }
	
	private String ns()
	{
		int b = skip();
		StringBuilder sb = new StringBuilder();
		while(!(isSpaceChar(b))){ // when nextLine, (isSpaceChar(b) && b != ' ')
			sb.appendCodePoint(b);
			b = readByte();
		}
		return sb.toString();
	}
	
	private char[] ns(int n)
	{
		char[] buf = new char[n];
		int b = skip(), p = 0;
		while(p < n && !(isSpaceChar(b))){
			buf[p++] = (char)b;
			b = readByte();
		}
		return n == p ? buf : Arrays.copyOf(buf, p);
	}
	
	private int[] na(int n)
	{
		int[] a = new int[n];
		for(int i = 0;i < n;i++)a[i] = ni();
		return a;
	}
	
	private long[] nal(int n)
	{
		long[] a = new long[n];
		for(int i = 0;i < n;i++)a[i] = nl();
		return a;
	}
	
	private char[][] nm(int n, int m) {
		char[][] map = new char[n][];
		for(int i = 0;i < n;i++)map[i] = ns(m);
		return map;
	}
	
	private int[][] nmi(int n, int m) {
		int[][] map = new int[n][];
		for(int i = 0;i < n;i++)map[i] = na(m);
		return map;
	}
	
	private int ni() { return (int)nl(); }
	
	private long nl()
	{
		long num = 0;
		int b;
		boolean minus = false;
		while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));
		if(b == '-'){
			minus = true;
			b = readByte();
		}
		
		while(true){
			if(b >= '0' && b <= '9'){
				num = num * 10 + (b - '0');
			}else{
				return minus ? -num : num;
			}
			b = readByte();
		}
	}
	
	private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); }
}