#include <bits/stdc++.h>
#define REP(A,B) for(int (A)=0;(A)<(B);(A)++)
using namespace std;
char canvas[111][111];
int main()
{
	int n,m;
	while(scanf("%d %d", &m, &n) == 2) {
		REP(i, m) REP(j, m) canvas[i][j] = '.';
		REP(i, n) {
			int s,x,y;
			scanf("%d%d%d", &s, &x, &y);
			y = m-y-1;
			if(s == 0) {
				if(y >= 0 && y < m) {
					for(int xi = -1; xi <= 1; xi++) {
						if(x+xi >= 0 && x+xi < m)
							canvas[y][x+xi] = xi == 0 ? 'o' : '_';
					}
				}
			} else {
				for(int i = 0; i <= s+1; i++) {
					int yi = y-i;
					for(int xi = -1; xi <= 1; xi++) {
						int xx = xi+x;
						if(xx >= 0 && xx < m && yi >= 0 && yi < m) {
							if(i == 0) canvas[yi][xx] = xi == 0 ? '|' : '_';
							else if(i <= s) canvas[yi][xx] = xi == 0 ? '|' : (xi == -1 ? '/' : '\\');
							else if(xi == 0) canvas[yi][xx] = '^';
						}
					}
				}
			}
		}
		REP(i, m+2) printf("*");
		printf("\n");
		REP(i, m) {
			printf("*");
			REP(j, m) printf("%c", canvas[i][j]);
			printf("*\n");
		}
		REP(i, m+2) printf("*");
		printf("\n\n");
		
	}
	return 0;
}