#include <stdio.h>

int main()
{
	int M, N;

	while (scanf("%d %d", &M, &N) != EOF)
	{
		char canvas[M][M];
		for (int i = 0; i < M; i++)
			for (int j = 0; j < M; j++)
				canvas[i][j] = '.';

		for (int i = 0; i < N; i++)
		{
			int S;
			long X, Y;

			scanf("%d %ld %ld", &S, &X, &Y);

			if (Y >= 0 && Y < M)
			{
				if (X > 0 && X < M) canvas[X - 1][Y] = '_';
				if (X >= 0 && X < M) canvas[X][Y] = (S == 0 ? 'o' : '|');
				if (X >= 0 && X < M - 1) canvas[X + 1][Y] = '_';
			}

			if (S > 0)
			{
				if (Y + S + 1 < M && Y + S + 1 > 0 && X >= 0 && X < M) canvas[X][Y + S + 1] = '^';

				for (int i = Y + 1; i <= Y + S; i++)
				{
					if (i >= 0 && i < M)
					{
						if (X > 0 && X < M) canvas[X - 1][i] = '/';
						if (X >= 0 && X < M) canvas[X][i] = '|';
						if (X >= 0 && X < M - 1) canvas[X + 1][i] = '\\';
					}
				}
			}
		}

		for (int i = 0; i < M + 2; i++)
			printf("*");
		printf("\n");

		for (int i = 1; i <= M; i++)
		{
			printf("*");
			for (int j = 0; j < M; j++)
				printf("%c", canvas[j][M - i]);

			printf("*\n");
		}

		for (int i = 0; i < M + 2; i++)
			printf("*");
		printf("\n");
	}

	return 0;
}