#include<bits/stdc++.h>
using namespace std;

#define int long long
typedef vector<int>vint;
typedef pair<int,int>pint;
typedef vector<pint>vpint;
#define rep(i,n) for(int i=0;i<(n);i++)
#define reps(i,f,n) for(int i=(f);i<(n);i++)
#define all(v) (v).begin(),(v).end()
#define each(it,v) for(__typeof((v).begin()) it=(v).begin();it!=(v).end();it++)
#define pb push_back
#define fi first
#define se second
template<typename A,typename B>inline void chmin(A &a,B b){if(a>b)a=b;}
template<typename A,typename B>inline void chmax(A &a,B b){if(a<b)a=b;}

string S="cw";

signed main(){
    int x,y,z;
    cin>>x>>y>>z;

    if(z==0){
        cout<<"ccW"<<endl;
        return 0;
    }

    rep(t,2){
    for(int i=1;i<=10000;i++){
        int tmp=abs(z-i*x);
        int foo;
        if(y==0){
            if(tmp)continue;
            foo=0;
        }
        else{
            if(tmp%y)continue;
            foo=tmp/y;
        }
        if((i+foo)*2-1>10000)continue;
        string ans;
        rep(j,foo)ans+=S[1];
        rep(j,i)ans+=S[0];
        rep(j,i-1)ans+='C';
        rep(j,foo){
            if(z>=i*x)ans+='C';
            else ans+='W';
        }
        cout<<ans<<endl;
        return 0;
    }swap(x,y);swap(S[0],S[1]);}
    cout<<"mourennaihasimasenn"<<endl;
    return 0;
}