1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
#include <bits/stdc++.h>

using namespace std;

char a[501][501];

int main() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    int n, m;
    cin >> n >> m;
    for(int i=0;i<n;i++){
        for(int j=0;j<m;j++){
            cin >> a[i][j];
        }
    }
    int k;
    cin >> k;
    char c;
    for(int i=0;i<k;i++){
        cin >> c;
        if(c == 'G'){
            for(int i=0;i<n;i++){
                for(int j=0;j<m;j++){
                    if(a[i][j] != '.'){
                        int curr=0;
                        while(a[curr][j] != '.' && curr < i){
                            curr++;
                        }
                        char co = a[i][j];
                        a[i][j]='.';
                        a[curr][j]=co;
                    }
                }
            }
        }
        else if(c == 'D'){
            for(int i=n-1;i>=0;i--){
                for(int j=0;j<m;j++){
                    if(a[i][j] != '.'){
                        int curr=n-1;
                        while(a[curr][j] != '.' && curr > i){
                            curr--;
                        }
                        char co = a[i][j];
                        a[i][j]='.';
                        a[curr][j]=co;
                    }
                }
            }
        }
        else if(c == 'L'){
            for(int i=0;i<n;i++){
                for(int j=0;j<m;j++){
                    if(a[i][j] != '.'){
                        int curr=0;
                        while(a[i][curr] != '.' && curr < j){
                            curr++;
                        }
                        char co = a[i][j];
                        a[i][j]='.';
                        a[i][curr]=co;
                    }
                }
            }
        }
        else{
            for(int i=0;i<n;i++){
                for(int j=m-1;j>=0;j--){
                    if(a[i][j] != '.'){
                        int curr=m-1;
                        while(a[i][curr] != '.' && curr > j){
                            curr--;
                        }
                        char co = a[i][j];
                        a[i][j]='.';
                        a[i][curr]=co;
                    }
                }
            }
        }
    }
    for(int i=0;i<n;i++){
        for(int j=0;j<m;j++){
            cout << a[i][j];
        }
        cout << endl;
    }
    return 0;
}