nakajo2011

// hardhat ignition module
// filepath: ignition/modules/MyNFT.js

const { buildModule } = require("@nomicfoundation/hardhat-ignition/modules");

module.exports = buildModule("MyNFTModule", (m) => {
  const token = m.contract("MyNFT", [], {});

  return { token };
});

nakajo2011

// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.8.2 <0.9.0;

struct Hashtable {
    mapping(address => uint) valueMap;
    address[] keys;
}
function put(Hashtable storage self, address key, uint value) returns(bool) {
    if(self.valueMap[key] != 0) {

nakajo2011

// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.8.2 <0.9.0;

contract Storage {
    uint256 number;
    
    function store(uint256 num) public {
        number = num;
    }

nakajo2011

pragma solidity >=0.8 <0.9.0;

/**
 * @title Storage
 * @dev Store & retrieve value in a variable
 * @custom:dev-run-script ./scripts/deploy_with_ethers.ts
 */
contract BitShiftTest {

    uint256 number;

nakajo2011

// SPDX-License-Identifier: GPL-3.0

pragma solidity >=0.7.0 <0.9.0;

/**
 * @title FlashTransfer
 * @dev Simple blind transfer contract
 */
contract BlindTransfer {

nakajo2011

import React from 'react';
import './App.css';
import './ExchangeRates'
import ExchangeRates from "./ExchangeRates";


export default function App() {
  return (
    <div>
      <h2>My first Apollo app 🚀</h2>

nakajo2011

import React from 'react';
import ReactDOM from 'react-dom';
import './index.css';
import App from './App';
import reportWebVitals from './reportWebVitals';
import fetch from 'cross-fetch';
import { gql, ApolloProvider, ApolloClient, HttpLink, InMemoryCache } from '@apollo/client';

const endpoint = 'https://48p1r2roz4.sse.codesandbox.io' // apolloのGetting Started

nakajo2011

import {gql, useQuery} from '@apollo/client';

const EXCHANGE_RATES = gql`
  query GetExchangeRates {
    rates(currency: "USD") {
      currency
      rate
    }
  }
`;

nakajo2011

import fetch from 'cross-fetch';
import { gql, ApolloClient, HttpLink, InMemoryCache } from '@apollo/client';
const client = new ApolloClient({
  link: new HttpLink({ uri: 'https://48p1r2roz4.sse.codesandbox.io', fetch }),
  cache: new InMemoryCache()
});
client
  .query({
    query: gql`
      query GetRates {

nakajo2011

pragma solidity ^0.8.1;


contract ModExpContracts {
    address public constant modExpAddress = 0x0000000000000000000000000000000000000005;
    
    bytes public _result;
    
    function modExp(
        uint baseLength,