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Update app.py
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import random
import streamlit as st
import time
def roll_dice():
"""Simulates rolling a six-sided dice."""
return random.randint(1, 6)
def update_player_position(player_pos, dice, board, message_placeholder):
"""Updates player position based on the dice roll and board."""
original_pos = player_pos
player_pos += dice
message = ""
if player_pos in board:
player_pos = board[player_pos]
if player_pos > original_pos:
message = "Yay! You climbed a ladder."
elif player_pos < original_pos:
message = "Oops! You encountered a snake."
message_placeholder.write(message)
return player_pos
def draw_board(player_position, board):
"""Draws the game board using Streamlit."""
board_size = 10
board_squares = []
for i in range(100):
row = (99 - i) // board_size # Reversed row calculation
col = i % board_size
# Adjust numbering for snake-ladder layout, start from bottom left
square_number = (row * board_size) + col + 1
if row % 2 == 1:
square_number = (row * board_size) + (board_size - col)
square_content = str(square_number)
if square_number in board:
if board[square_number] > square_number:
square_content = f"{square_number} ⬆️" #Ladder Icon
elif board[square_number] < square_number:
square_content = f"{square_number} 🐍" #Snake Icon
square_style = "background-color: lightgray; padding: 10px; border: 1px solid black; text-align: center;"
if square_number == player_position:
square_style = "background-color: red; padding: 10px; border: 1px solid black; text-align: center; color:white; font-weight: bold;"
board_squares.append(f"<div style='{square_style}'>{square_content}</div>")
# create a layout of 10 rows each with 10 columns
for row in range(board_size):
cols = st.columns(board_size)
for col in range(board_size):
cols[col].markdown(board_squares[(row * board_size) + col], unsafe_allow_html=True)
def snake_and_ladder():
st.title("Snake and Ladder Game")
board = {
1: 1, 4: 25, 8: 13, 11: 6, 14: 30,
16: 10, 19: 3, 22: 37, 24: 16,
26: 12, 28: 43, 33: 2, 35: 17,
39: 50, 41: 20, 46: 5, 48: 63,
52: 81, 55: 18, 57: 59, 60: 32,
62: 65, 64: 45, 67: 71, 73: 69,
76: 44, 78: 54, 80: 99, 82: 89,
84: 21, 87: 100, 91: 68, 93: 70,
95: 23, 98: 79
}
if 'player_pos' not in st.session_state:
st.session_state.player_pos = 1
player_pos = st.session_state.player_pos
message_placeholder = st.empty()
if player_pos < 100:
if st.button("Roll Dice"):
dice = roll_dice()
st.write(f"You rolled a {dice}")
player_pos = update_player_position(player_pos, dice, board, message_placeholder)
if player_pos > 100:
player_pos -= dice
message_placeholder.write("You need to get to 100 to win, Try Again!")
else:
st.write(f"Your position is {player_pos}")
st.session_state.player_pos = player_pos
st.rerun()
else:
message_placeholder.success("Congratulations! You won!")
if st.button("Play Again"):
st.session_state.player_pos = 1
st.rerun()
draw_board(player_pos, board)
snake_and_ladder()