This solidity file contain code that uses the library from the file libraryF.sol

article_tuts.sol

pragma solidity ^0.4.24;


import {count} from  './libraryF.sol';

contract Math{
    
    using count for count.hold;
    using count for uint;
    
    count.hold  h;
    mapping(uint => count.hold) hh;
    
    constructor() public {
        hh[0] = count.hold(10);
    }
    
    function add(uint a, uint b) public pure returns(uint){
        return a.addUint(b);
    }
    
    function subHold(uint a) public view  returns(uint){
        return hh[0].subUint(a);
    }

    
}