#include <stdio.h>
#include <stdlib.h>

char *draw;
int m;

void put (char c, int x, int y) {
    if ((x >= 0) && (x < m) && (y >= 0) && (y < m))
        *(draw + y*m + x) = c;
}

int main() {

    int i,j, n, s, x, y;
    while (1) {
        if (scanf("%d %d", &m, &n) != 2) break;
        draw = malloc(sizeof(char)*m*m);
        for (i = 0; i < m; i++)
            for (j = 0; j < m; j++)
                *(draw + i*m + j) = '.';
        for (i = 0; i < n; i++) {
            scanf("%d %d %d", &s, &x, &y);
            if (s == 0) {
                put('_', x - 1, y);
                put('_', x + 1, y);
                put('o', x, y);
            } else {
                put('_', x - 1, y);
                put('_', x + 1, y);
                put('|', x, y);
                for (j = 1; j <= s; j++) {
                    put('/', x - 1, y + j);
                    put((char) 92, x + 1, y + j);
                    put('|', x, y + j);
                }
                put ('^', x, y + s + 1);
            }
        }
        for (j = -1; j <= m; j++)
            printf("*");
        printf("\n");
        for (i = m - 1; i >= 0; i--){
            printf("*");
            for (j = 0; j < m; j++)
                printf("%c", *(draw + i*m + j));
            printf("*\n");
        }
        for (j = -1; j <= m; j++)
            printf("*");
        printf("\n");
    }
    return 0;
}