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NumPy-Guess And Win

A decentralised web-3 based number guessing game.Where you can win real money by guessing the numbers.It is simply a betting game.

Tech Stack

Client: React, bootstrap

Contract Deployed At: Sepolia testnet

Wallet: Metamask

Framework for contract development and deployment: hardhat

Testing Framework: Chai

Frontend contract Interaction using: Etherjs

Subnet: Avalanche

Testnet: Sepolia

Oracle: Chainlink

Langauges: Solidity and Javascript

Features

  • TopUp and Withdraw wallet balance.
  • TopUp and Withdraw contract balance(only owner of contract)
  • Fast
  • Web based

Documentation

It is a web3 based game which uses chainlink vrfv2 to generate random numbers.

Roadmap

  • Should have matamask and metamask browser extension.
  • Should have sepolia ethers.Connect to sepolia account.
  • Top-up your wallet balance.You can withdraw your money anytime.
  • Choose your bet
  • Maximum winning amount is twice the bet.
  • You have to guess the computer generated random number which is from 1 to 20.
  • You will get 6 chances.After every wrong guess winning amonut is decreased by 20% of maximum winning amount.
  • You will get hints after every guess.Too large or too small means difference is greater than or equal 15

Run Locally

Prerequisite

  • Node and npm
  • Metamask with browser extension
  • Sepolia network
# Clone the repository
  cd Web3-Number-Guessing-Game

  npm install

  npm run start

Demo

demo video link https://youtu.be/WBrZShk9Npg