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

#define INF_LL (int64)1e18
#define INF (int32)1e9
#define REP(i, n) for(int64 i = 0;i < (n);i++)
#define FOR(i, a, b) for(int64 i = (a);i < (b);i++)
#define all(x) x.begin(),x.end()
#define fs first
#define sc second

using int32 = int_fast32_t;
using uint32 = uint_fast32_t;
using int64 = int_fast64_t;
using uint64 = uint_fast64_t;
using PII = pair<int32, int32>;
using PLL = pair<int64, int64>;

const double eps = 1e-10;

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;}

template<typename T>
vector<T> make_v(size_t a){return vector<T>(a);}

template<typename T,typename... Ts>
auto make_v(size_t a,Ts... ts){
  return vector<decltype(make_v<T>(ts...))>(a,make_v<T>(ts...));
}

template<typename T,typename U,typename... V>
typename enable_if<is_same<T, U>::value!=0>::type
fill_v(U &u,const V... v){u=U(v...);}

template<typename T,typename U,typename... V>
typename enable_if<is_same<T, U>::value==0>::type
fill_v(U &u,const V... v){
  for(auto &e:u) fill_v<T>(e,v...);
}

int main(void){
	cin.tie(0);
	ios::sync_with_stdio(false);
	int64 n;
	cin >> n;
	REP(_, n) {
		string op, s;
		cin >> op >> s;
		REP(i, op.size()) {
			if (op[i] == 'J') {
				s = s.substr(1, s.size()-1) + s[0];
			} else if (op[i] == 'C') {
				s = s.back() + s.substr(0, s.size()-1);
			} else if (op[i] == 'E') {
				if (s.size() % 2) {
					s = s.substr(s.size()/2+1, s.size()/2) + s[s.size()/2] + s.substr(0, s.size()/2);
				} else {
					s = s.substr(s.size()/2, s.size()/2) + s.substr(0, s.size()/2);
				}
			} else if (op[i] == 'A') {
				reverse(all(s));
			} else if (op[i] == 'P') {
				REP(j, s.size()) {
					if ('0' <= s[j] && s[j] <= '9') {
						s[j] = (char)((s[j]-'0'+1)%10+'0');
					}
				}
			} else {
				REP(j, s.size()) {
					if ('0' <= s[j] && s[j] <= '9') {
						s[j] = (char)((s[j]-'0'+9)%10+'0');
					}
				}
			}
		}
		cout << s << endl;
	}
}

