#pragma GCC target ("avx")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#define _USE_MATH_DEFINES
#include<iostream>
#include<string>
#include<queue>
#include<cmath>
#include<map>
#include<set>
#include<list>
#include<iomanip>
#include<vector>
#include<random>
#include<functional>
#include<algorithm>
#include<stack>
#include<cstdio>
#include<cstring>
#include<bitset>
#include<unordered_map>
#include<climits>
#include<fstream>
#include<complex>
#include<time.h>
#include<cassert>
#include<functional>
#include<numeric>
#include<tuple>
using namespace std;
using ll = long long;
using ld = long double;
#define int long long
#define all(a) (a).begin(),(a).end()
#define fs first
#define sc second
#define xx first
#define yy second.first
#define zz second.second
#define H pair<int, int>
#define P pair<int, pair<int, int>>
#define Q(i,j,k) mkp(i,mkp(j,k))
#define rng(i,s,n) for(int i = (s) ; i < (n) ; i++)
#define rep(i,n) rng(i, 0, (n))
#define mkp make_pair
#define vec vector
#define pb emplace_back
#define crdcomp(b) sort(all((b)));(b).erase(unique(all((b))),(b).end())
#define getidx(b,i) lower_bound(all(b),(i))-b.begin()
#define ssp(i,n) (i==(int)(n)-1?"\n":" ")
#define ctoi(c) (int)(c-'0')
#define itoc(c) (char)(c+'0')
#define pp(x,y) pb(H{x,y})
#define ppp(x,y,z) pb(Q(x,y,z))
#define cyes printf("Yes\n")
#define cno printf("No\n")
#define cdf(n) int quetimes_=(n);rep(qq123_,quetimes_)
#define gcj printf("Case #%lld: ",qq123_+1)
#define readv(a,n) a.resize(n,0);rep(i,(n)) a[i]=read()
//#define endl "\n"
constexpr int mod = 1e9 + 7;
constexpr int Mod = 998244353;
constexpr int MXN = 500000 + 100;
constexpr ld EPS = 1e-10;
constexpr ll inf = 3 * 1e18;
constexpr int Inf = 15 * 1e8;
const vec<int>dx{ -1,1,0,0 }, dy{ 0,0,-1,1 };
template<class T>bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; }
template<class T>bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; }
ll read() { ll u, k = scanf("%lld", &u); return u; }
string reads() { string s; cin >> s; return s; }
H readh(bool g = 0) { H u; int k = scanf("%lld %lld", &u.fs, &u.sc); if (g) u.fs--, u.sc--; return u; }
void printh(H t) { printf("%lld %lld\n", t.fs, t.sc); }
bool inarea(H t, int h, int w) { return 0 <= t.fs && t.fs < h && 0 <= t.sc && t.sc < w; }
ll gcd(ll i, ll j) { return j ? gcd(j, i % j) : i; }
ll lcm(ll i, ll j) { return i / gcd(i, j) * j; }
ll mod_pow(ll x, ll n, ll p = mod) {
	ll res = 1; x %= p;
	while (n > 0) {
		if (n & 1) res = res * x % p;
		x = x * x % p;
		n >>= 1;
	}
	return res;
}//x^n%p
ll bitcount(ll x) {
	int sum = 0; for (int i = 0; i < 60; i++)if ((1ll << i) & x) sum++;
	return sum;
}
constexpr int fn_ = 1000005;
ll fact_[fn_], comp_[fn_];
ll comb(ll x, ll y, ll Mod = mod) {
	if (!fact_[0]) {
		fact_[0] = 1; comp_[0] = 1;
		for (int i = 1; i < fn_; i++)
			fact_[i] = fact_[i - 1] * i % Mod;
		comp_[fn_ - 1] = mod_pow(fact_[fn_ - 1], Mod - 2, Mod);
		for (int i = fn_ - 2; i > 0; i--)
			comp_[i] = comp_[i + 1] * (i + 1) % Mod;
	}
	if (x < y) return 0;
	return fact_[x] * comp_[x - y] % Mod * comp_[y] % Mod;
}
//--------------------------------------------------------------
int n;
map<vec<int>, bool>dp[100001];
vec<string>v;
string solve(int i, vec<int>a) {
	if (a[0] < 0 || a[1] < 0 || a[2] < 0) return "-1";
	if (dp[i][vec<int>{a[0], a[1]}]) return "-1";
	if (i == n) {
		return "";
	}
	string s = v[i], res;
	if (s == "AB") {
		if (a[0] - a[1] < 10) {
			a[0]++, a[1]--;
			res = solve(i + 1, a);
			if (res != "-1") {
				res.insert(res.begin(), 'A');
				return res;
			}
			a[0]--, a[1]++;
		}
		if (a[1] - a[0] < 10) {
			a[0]--, a[1]++;
			res = solve(i + 1, a);
			if (res != "-1") {
				res.insert(res.begin(), 'B');
				return res;
			}
			a[0]++, a[1]--;
		}
	}
	else if (s == "BC") {
		if (a[1] - a[2] < 10) {
			a[1]++, a[2]--;
			res = solve(i + 1, a);
			if (res != "-1") {
				res.insert(res.begin(), 'B');
				return res;
			}
			a[1]--, a[2]++;
		}
		if (a[2] - a[1] < 10) {
			a[1]--, a[2]++;
			res = solve(i + 1, a);
			if (res != "-1") {
				res.insert(res.begin(), 'C');
				return res;
			}
			a[1]++, a[2]--;
		}
	}
	else {
		if (a[2] - a[0] < 10) {
			a[2]++, a[0]--;
			res = solve(i + 1, a);
			if (res != "-1") {
				res.insert(res.begin(), 'C');
				return res;
			}
			a[2]--, a[0]++;
		}
		if (a[0] - a[2] < 10) {
			a[2]--, a[0]++;
			res = solve(i + 1, a);
			if (res != "-1") {
				res.insert(res.begin(), 'A');
				return res;
			}
			a[2]++, a[0]--;
		}
	}
	dp[i][vec<int>{a[0], a[1]}] = 1;
	return "-1";
}
signed main() {
	int  a[3];
	cin >> n >> a[0] >> a[1] >> a[2];
	string s;
	vec<char>ans;
	if (a[0] >= 10 && a[1] >= 10 && a[2] >= 10) {
		rep(i, n) {
			cin >> s;
			if (s == "AB") {
				if (a[0] < a[1]) {
					a[0]++, a[1]--;
					ans.pb('A');
				}
				else {
					a[0]--, a[1]++;
					ans.pb('B');
				}
			}
			else if (s == "BC") {
				if (a[1] < a[2]) {
					a[1]++, a[2]--;
					ans.pb('B');
				}
				else {
					a[1]--, a[2]++;
					ans.pb('C');
				}
			}
			else {
				if (a[2] < a[0]) {
					a[2]++, a[0]--;
					ans.pb('C');
				}
				else {
					a[2]--, a[0]++;
					ans.pb('A');
				}
			}
			if (a[0] < 0 || a[1] < 0 || a[2] < 0) {
				cno;
				return 0;
			}
		}
		cyes;
		rep(i, n) cout << ans[i] << endl;
	}
	else {
		rep(i, n) v.pb(reads());
		string s=solve(0, vec<int>{a[0], a[1], a[2]});
		if (s == "-1") cno;
		else {
			cyes;
			rep(i, n) cout << s[i] << endl;
		}
	}
}

Measured memory_bytes: 68632