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#include <iostream>
#include <algorithm>
#include <vector>
#include <stack>
#include <string>

using namespace std;

#define MAX 509
#define DB if(0)
#define PR if(0)
#define RND if (0)

string s[MAX], comp[MAX];

int horCount = 0;
int verCount = 0;
stack<char> st;
int n, m;

bool isVertical(char val) {
    return val == 'G' || val == 'D';
}

bool isHorizontal(char val) {
    return val == 'L' || val == 'P';
}

void push(char val) {
    if (st.size() >= 2) {
        int top = st.top(); st.pop();
        int sec = st.top();
        st.push(top);

        if (val == sec) return;
    }

    if (isVertical(val)) verCount++;
    if (isHorizontal(val)) horCount++;

    st.push(val);
}

void pop() {
    char val = st.top();

    if (isVertical(val)) verCount--;
    if (isHorizontal(val)) horCount--;

    st.pop();
}


void moveVertical(bool down) {
    int start = down ? n - 1 : 0;
    int end = down ? -1 : n;
    int step = down ? -1 : 1;

    for (int i=0; i<m; i++) {
        int cur = start;
        for (int j=start; j * step < end * step; j += step) {
            if (s[j][i] != '.') {
                int pom = s[j][i];
                s[j][i] = '.';
                s[cur][i] = pom;
                cur += step;
            }
        }
    }
}

void moveHorizontal(bool right) {
    int start = right ? m - 1 : 0;
    int end = right ? -1 : m;
    int step = right ? -1 : 1;

    for (int i=0; i<n; i++) {
        int cur = start;
        for (int j=start; j * step < end * step; j += step) {
            if (s[i][j] != '.') {
                int pom = s[i][j];
                s[i][j] = '.';
                s[i][cur] = pom;
                cur += step;
            }
        }
    }
}

void print() {
    for (int i=0; i<n; i++) cout << s[i] << "\n";
    cout << "\n";
}

void save() {
    for (int i=0; i<n; i++) comp[i] = s[i];
}

bool compare() {
//    print();
    for (int i=0; i<n; i++) if (comp[i] != s[i]) {
//        cout << comp[i] << " != " << s[i] << "\n";
        return false;
    }
    return true;
}

int main() {
    cin >> n >> m;

    for (int i=0; i<n; i++) {
        cin >> s[i];
    }

    int movesCount;
    cin >> movesCount;
    string moves;
    cin >> moves;

    for (char move : moves) {
//        push(move);
        if (st.empty()) push(move);
        else {
            char top = st.top();

            if (top == move) continue;

            if ((isHorizontal(move) && isHorizontal(top)) || (isVertical(move) && isVertical(top))) {
                pop();

                if (isVertical(move) && !verCount) push(move);
                if (isHorizontal(move) && !horCount) push(move);
            } else {
                push(move);
            }
        }
    }

//    print();

    stack<char> finalMoves;

    while (st.size()) {
        finalMoves.push(st.top());
//        cout << st.top();
        st.pop();
    }

//    cout << "\n";

    int saveAfter = 3, round = 0, cleared = false;
    while (finalMoves.size()) {
        char val = finalMoves.top();
        finalMoves.pop();
//        cout << "apply move " << val << "\n";
        if (isHorizontal(val)) {
            moveHorizontal(val == 'P');
        } else if (isVertical(val)) {
            moveVertical(val == 'D');
        }
        if (!saveAfter) {
            save();
            round = 0;
//            cout << "Saved:\n";
//            print();
        } else if (saveAfter < 0 && !cleared) {
            if (compare()) {
                while (st.size() > round) {
                    for (int i=0; i<round; i++) st.pop();
                }
                cleared = true;
//                cout <<"ELO MORDO! " << round << " " << st.size() << "\n";
//                return 0;
            }
        }
        round++;
        saveAfter--;

//        print();
    }
    print();
}