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contracts...Count.sol

pragma solidity >=0.4.24 <0.5.6;

//Hello Klaytn
contract Count {
    //Storage variable count
    uint256 public count = 0;

    function getBlockNumber() public view returns(uint256){
        return block.number;
    } // get current node's block number

    //set value of storage variable count
    function setCount(uint256 _count) public {
        count = _count;
    }

}