#include <bits/stdc++.h>

using namespace std;
const int maxSize = 101;
char forest[maxSize][maxSize];

void reset()
{
	memset( forest, '.', maxSize * maxSize );
}

inline bool check( int x, int y, int m )
{
	return ( x >= 0 && x < m && y >= 0 && y < m );
}

int main()
{
	int m, n;
	ios::sync_with_stdio(false);
	while ( cin >> m >> n )
	{
		reset();
		for ( int i = 0;i<n;++i )
		{
			int s, x, y;
			int tmpx,tmpy;
			cin >> s >> x >> y;
			if ( x < 0 - 2 || x > m +2 )
				continue;
			if ( y > m || y + s + 2 < 0 )
				continue;
			if ( s == 0 )
			{
				tmpx = x-1;
				tmpy = y;
				if ( check( tmpx, tmpy, m ) )
					forest[tmpx][tmpy] = '_';
				tmpx = x;
				tmpy = y;
				if ( check( tmpx, tmpy, m ) )
					forest[tmpx][tmpy] = 'o';
				tmpx = x+1;
				tmpy = y;
				if ( check( tmpx, tmpy, m ) )
					forest[tmpx][tmpy] = '_';
			}
			else
			{
				int min = y >= 0 ? y : 0;
				if ( check( x, 0, m ) )
					for ( int j = min; j <= y +s && j < m; ++j )
					{
						forest[x][j] = '|';
					}
				tmpx = x-1;
				tmpy = y;
				if ( check( tmpx, tmpy, m ) )
					forest[x-1][y] = '_';
				tmpx = x+1;
				tmpy = y;
				if ( check( tmpx, tmpy, m ) )
					forest[x+1][y] = '_';
				tmpx = x;
				tmpy = y+s+1;
				if ( check( tmpx, tmpy, m ) )
					forest[x][y+s+1] = '^';

				min = y >= 0 ? y+1 : 0;
				if ( check( x-1, 0, m ) )
					for ( int j = min; j <= y +s && j < m; ++j )
					{
						forest[x-1][j] = '/';
					}
				if ( check( x+1, 0, m ) )
					for ( int j = min; j <= y +s && j < m; ++j )
					{
						forest[x+1][j] = '\\';
					}
			}
		}

		for ( int i = 0; i < m+2; ++i )
			cout<<'*';
		cout << "\n";
		for ( int i = m-1; i>=0; --i )
		{
			cout << "*";
			for ( int j = 0; j<m; ++j )
			{
				cout << forest[j][i];	
			}
			cout << "*\n";
		}
		for ( int i = 0; i < m+2; ++i )
			cout<<'*';
		cout << "\n";
	}
}