Contract Source Code (Solidity)

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Outline

• interface IERC20
•    - function decimals()
•    - function totalSupply()
•    - function balanceOf(address account)
•    - function transfer(address recipient, ...
•    - function allowance(address owner, add ...
•    - function approve(address spender, uin ...
•    - function transferFrom(address sender, ...
• interface IStaking
•    - function stake( uint _amount, address ...
•    - function claim( address _recipient )
•  contract StakingHelper *
•    - function stake( uint _amount )

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/**
 *Submitted for verification at snowscan.xyz on 2021-12-14
*/

// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;


interface IERC20 {
    function decimals() external view returns (uint8);
  /**
   * @dev Returns the amount of tokens in existence.
   */
  function totalSupply() external view returns (uint256);

  /**
   * @dev Returns the amount of tokens owned by `account`.
   */
  function balanceOf(address account) external view returns (uint256);

  /**
   * @dev Moves `amount` tokens from the caller's account to `recipient`.
   *
   * Returns a boolean value indicating whether the operation succeeded.
   *
   * Emits a {Transfer} event.
   */
  function transfer(address recipient, uint256 amount) external returns (bool);

  /**
   * @dev Returns the remaining number of tokens that `spender` will be
   * allowed to spend on behalf of `owner` through {transferFrom}. This is
   * zero by default.
   *
   * This value changes when {approve} or {transferFrom} are called.
   */
  function allowance(address owner, address spender) external view returns (uint256);

  /**
   * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
   *
   * Returns a boolean value indicating whether the operation succeeded.
   *
   * IMPORTANT: Beware that changing an allowance with this method brings the risk
   * that someone may use both the old and the new allowance by unfortunate
   * transaction ordering. One possible solution to mitigate this race
   * condition is to first reduce the spender's allowance to 0 and set the
   * desired value afterwards:
   * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
   *
   * Emits an {Approval} event.
   */
  function approve(address spender, uint256 amount) external returns (bool);

  /**
   * @dev Moves `amount` tokens from `sender` to `recipient` using the
   * allowance mechanism. `amount` is then deducted from the caller's
   * allowance.
   *
   * Returns a boolean value indicating whether the operation succeeded.
   *
   * Emits a {Transfer} event.
   */
  function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

  /**
   * @dev Emitted when `value` tokens are moved from one account (`from`) to
   * another (`to`).
   *
   * Note that `value` may be zero.
   */
  event Transfer(address indexed from, address indexed to, uint256 value);

  /**
   * @dev Emitted when the allowance of a `spender` for an `owner` is set by
   * a call to {approve}. `value` is the new allowance.
   */
  event Approval(address indexed owner, address indexed spender, uint256 value);
}

interface IStaking {
    function stake( uint _amount, address _recipient ) external returns ( bool );
    function claim( address _recipient ) external;
}

contract StakingHelper {

    address public immutable staking;
    address public immutable RGK;

    constructor ( address _staking, address _RGK ) {
        require( _staking != address(0) );
        staking = _staking;
        require( _RGK != address(0) );
        RGK = _RGK;
    }

    function stake( uint _amount ) external {
        IERC20( RGK ).transferFrom( msg.sender, address(this), _amount );
        IERC20( RGK ).approve( staking, _amount );
        IStaking( staking ).stake( _amount, msg.sender );
        IStaking( staking ).claim( msg.sender );
    }
}

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[{"inputs":[{"internalType":"address","name":"_staking","type":"address"},{"internalType":"address","name":"_RGK","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"RGK","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"stake","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"staking","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

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

000000000000000000000000eb6b44834e002ecdeadf9e61448b21ccc33284ca00000000000000000000000046fccf447f74ec97a521615fce111118597071f7

-----Decoded View---------------
Arg [0] : _staking (address): 0xeb6B44834E002ECDEAdF9E61448B21cCc33284ca
Arg [1] : _RGK (address): 0x46fCCf447f74ec97a521615fcE111118597071f7

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000eb6b44834e002ecdeadf9e61448b21ccc33284ca
Arg [1] : 00000000000000000000000046fccf447f74ec97a521615fce111118597071f7

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ipfs://825709cdefd62ec992c213d6c56fe4587f7b33dd1a83f60342cfe9882fcd5611