#include <bits/stdc++.h>
#include <cstdlib>

using namespace std;

void draw_roots(int s, int x, int y, int m, vector< vector<char> > *img){
    if (y >= 0 && y <= m-1){
        (*img)[x+1][y] = 95;
        (*img)[x+3][y] = 95;
        if (s > 0){
            (*img)[x+2][y] = 124;
        }
        else{
            (*img)[x+2][y] = 111;
        }
    }
}

void draw_top(int x, int top, int m, vector< vector<char> > *img){
    if (top >= 0 && top <= m-1){
        (*img)[x+2][top] = 94;
    }
}

int main(int argc, char** argv) {
    int num_trees, m;
    ios::sync_with_stdio(false);
    while (cin >> m){
        cin >> num_trees;
        vector< vector<char> > img(m + 4, vector<char>(m, '.'));
        int s, x, y, top, bottom;
        for (int i = 0; i < num_trees; i++){
            cin >> s >> x >> y;
            bottom = max(y, 0);
            top = y+1+s;
            for (int j = bottom; j < top && j < m; j++){
                img[x+2][j] = 124;
                img[x+3][j] = 92;
                img[x+1][j] = 47;
            }
            if (y >= 0){
                draw_roots(s, x, bottom, m, &img);
            }
            if (top < m && s != 0){
                draw_top(x, top, m, &img);
            }
        }
        
        for (int i = 0; i < m+2; i++){
            cout << "*";
        }
        cout << endl;
        for (int j = m-1; j >= 0; j--){
            cout << "*";
            for (int i = 2; i < m+2; i++){
                cout << img[i][j];
            }
            cout << "*";
            cout << endl;
        }
        
        for (int i = 0; i < m+2; i++){
            cout << "*";
        }
        cout << endl;
        cout << endl;
    }
    return 0;
}