yuyasugano

curl -X POST --data '{
    "jsonrpc": "2.0",
        "id": 3,
        "method": "platform.createAddress",
        "params": {
            "username":"testuser_jp01",
            "password":"<your user password>"
        }
}' -H 'content-type:application/json;' 127.0.0.1:9650/ext/P
{"jsonrpc":"2.0","result":{"address":"P-fuji1s3056zrcm36y0pzx5d3g9p5quavvpxk2yhssvp"},"id":3

yuyasugano

curl -X POST --data '{
    "jsonrpc":"2.0",
    "id"     :2,
    "method" :"avm.createAddress",
    "params" :{
         "username": "testuser_jp01",
         "password": "<your user password>"
    }
}' -H 'content-type:application/json;' 127.0.0.1:9650/ext/bc/X
{"jsonrpc":"2.0","result":{"address":"X-fuji14gnzvppj3ydjdkt49jdgrn67ha4fysk26jwm5g"},"id":2}

yuyasugano

curl -X POST --data '{
     "jsonrpc": "2.0",
     "id": 1,
     "method": "keystore.createUser",
     "params": {
         "username": "testuser_jp01",
         "password": "<your user password>"
     }
}' -H 'content-type:application/json;' 127.0.0.1:9650/ext/keystore
{"jsonrpc":"2.0","result":{"success":true},"id":1}

yuyasugano

curl -X POST --data '{
    "jsonrpc":"2.0",
    "id"     :1,
    "method" :"info.isBootstrapped",
    "params": {
        "chain":"P"
    }
}' -H 'content-type:application/json;' 127.0.0.1:9650/ext/info
{"jsonrpc":"2.0","result":{"isBootstrapped":true},"id":1}

yuyasugano

// SPDX-License-Identifier: mit
pragma solidity >= 0.6.2 < 0.8.0;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";

contract CustomCoin is ERC20 {
    string private TOKEN_NAME = "ERC20 Test Token";
    string private TOKEN_SYMBOL = "TEST";

    uint8 private constant TOKEN_DECIMALS = 18;

yuyasugano

function executeOperation(
    uint256[] calldata _ids,
    // uint256[] calldata _amounts,
    address initiator,
    bytes calldata params
) external override returns (bool) {
    // obtain NCT of specific NFTs
    NCT.claim(_ids);
    
    // Sell it on uniswap

yuyasugano

INCT public constant NCT = INCT(0x8A9c4dfe8b9D8962B31e4e16F8321C44d48e246E);
IERC721 public constant HASHMASK =
    IERC721(0xC2C747E0F7004F9E8817Db2ca4997657a7746928);
INFT20Pair public constant MASK20 =
    INFT20Pair(0xc2BdE1A2fA26890c8E6AcB10C91CC6D9c11F4a73);
IUniswapV2Router public constant ROUTER_V2 =
    IUniswapV2Router(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        
constructor() public {
    // approve all deeds to MASK20 NFT pair contract

yuyasugano

function flashLoan(
    uint256[] calldata _ids,
    // uint256[] calldata _amounts,
    address _operator,
    bytes calldata _params
) external flashloansEnabled() {
    require(_ids.length < 80, "To many NFTs");

    for (uint8 index; index < _ids.length; index++) {
        IERC721(nftAddress).safeTransferFrom(

yuyasugano

pragma solidity ^0.8.0;

import "../interfaces/INFT20Pair.sol";

contract HashMaskFlash is IFlashLoanReceiver, IERC721Receiver {
    INFT20Pair public constant MASK20 =
        INFT20Pair(0xc2BdE1A2fA26890c8E6AcB10C91CC6D9c11F4a73);
    ...   
}

yuyasugano

// SPDX-License-Identifier: UNLICENSED

pragma solidity >=0.6.6 <0.8.0;

import './utils/SafeMath.sol';
import './UniswapV2Library.sol';
import './interfaces/IUniswapV2Router02.sol';
import './interfaces/IUniswapV2Pair.sol';
import './interfaces/IUniswapV2Factory.sol';
import './interfaces/IERC20.sol';