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/**
 *Submitted for verification at Etherscan.io on 2020-03-11
*/

// Copyright (C) 2018  Argent Labs Ltd. <https://argent.xyz>

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

pragma solidity ^0.5.4;

/**
 * @title Proxy
 * @dev Basic proxy that delegates all calls to a fixed implementing contract.
 * The implementing contract cannot be upgraded.
 * @author Julien Niset - <[email protected]>
 */
contract Proxy {

    address implementation;

    event Received(uint indexed value, address indexed sender, bytes data);

    constructor(address _implementation) public {
        implementation = _implementation;
    }

    function() external payable {

        if (msg.data.length == 0 && msg.value > 0) {
            emit Received(msg.value, msg.sender, msg.data);
        } else {
            // solium-disable-next-line security/no-inline-assembly
            assembly {
                let target := sload(0)
                calldatacopy(0, 0, calldatasize())
                let result := delegatecall(gas, target, 0, calldatasize(), 0, 0)
                returndatacopy(0, 0, returndatasize())
                switch result
                case 0 {revert(0, returndatasize())}
                default {return (0, returndatasize())}
            }
        }
    }
}

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[{"inputs":[{"name":"_implementation","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":true,"name":"value","type":"uint256"},{"indexed":true,"name":"sender","type":"address"},{"indexed":false,"name":"data","type":"bytes"}],"name":"Received","type":"event"}]

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

0x60806040523615801560115750600034115b156092573373ffffffffffffffffffffffffffffffffffffffff16347f606834f57405380c4fb88d1f4850326ad3885f014bab3b568dfbf7a041eef73860003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a360b8565b6000543660008037600080366000845af43d6000803e80801560b3573d6000f35b3d6000fd5b00fea165627a7a7230582050a0cdc6737cfe5402762d0a4a4467b912e656e93ff13e1f2bfcdcb8215725080029

000000000000000000000000b11dA8FBd8126f4F66C093070EcB8316734A7130

-----Decoded View---------------
Arg [0] : _implementation (address): 0xb11dA8FBd8126f4F66C093070EcB8316734A7130

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000b11dA8FBd8126f4F66C093070EcB8316734A7130

951:901:0:-;;;1233:8;:20;:37;;;;;1269:1;1257:9;:13;1233:37;1229:613;;;1312:10;1292:41;;1301:9;1292:41;1324:8;;1292:41;;;;;;;;;;;;;;;;;;;;;30:3:-1;22:6;14;1:33;99:1;81:16;;;74:27;1292:41:0;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1292:41:0;;;;-1:-1:-1;1292:41:0;;-1:-1:-1;;;;1292:41:0;1229:613;;;1483:1;1477:8;1522:14;1519:1;1516;1503:34;1617:1;1614;1598:14;1595:1;1587:6;1582:3;1569:50;1658:16;1655:1;1652;1637:38;1700:6;1724:36;;;;1798:16;1795:1;1787:28;1724:36;1742:16;1739:1;1732:27;1444:387;951:901

bzzr://50a0cdc6737cfe5402762d0a4a4467b912e656e93ff13e1f2bfcdcb821572508