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ÕªÒª£º AºÏÔ¼µ÷ÓÃBºÏÔ¼ ºÏÔ¼B contract B { uint public x; uint public value; function setX(uint _x) public returns (uint){ x = _x; return x; } function setXandSendEthe ÔĶÁÈ«ÎÄ

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