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# COMPUTER SCIENCE UNDERGRADUATE SCHOLARSHIP EXAM
# UNIVERSITY OF WAIKATO
# PYTHON PROGRAMMING LANGUAGE
# JULIANO TAVARES (TAURANGA BOYS' COLLEGE YR 13)
############################################################

# Import modules
import sys

# Welcome user
print("Welcome to Visualising Graphs")

# Build the backend of the grid for the graph
def main():
    graph_grid = [[0, 1, 1, 1, 1, 1, 1],
                [0, 1, 1, 1, 1, 1, 1],
                [0, 1, 1, 1, 1, 1, 1],
                [0, 1, 1, 1, 1, 1, 1],
                [0, 1, 1, 1, 1, 1, 1],
                [0, 1, 1, 1, 1, 1, 1],
                [0, 1, 1, 1, 1, 1, 1],
                [0, 1, 1, 1, 1, 1, 1],
               ]

# Set variables
max_x = 8
max_y = 24

# Draw the grid for the graph
graph_grid = [[" " for _ in range(max_y + 1)] for _ in range(max_x + 1)]

# Draw the vertical line on the first column
for col in range(max_y + 1):
    graph_grid[max_x][col] = "_"

# Draw the horizontal line on the last row
for row in range(max_x + 1):
    graph_grid[row][0] = "|"

# Display the grid to the user
for row in graph_grid:
    print("".join(row))