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contract MetaCoin { | |
mapping (address => uint) balances; | |
event Transfer(address _from,address _to, uint _amount); | |
function MetaCoin() { | |
balances[tx.origin] = 10000; | |
} | |
function sendCoin(address receiver, uint amount) returns(bool sufficient) { | |
if (balances[msg.sender] < amount) return false; |