Precious Okwu libracoder

## Crowdsale
pragma solidity ^0.4.18;


/// @title Math operations with safety checks
library SafeMath {
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a * b;
        assert(a == 0 || c / a == b);
        return c;
    }

## ionic keystore
keytool -genkey -v -keystore apptest.keystore -alias apptest -keyalg RSA -keysize 2048 -validity 10000
	pragma solidity ^0.4.18;


	/// @title Math operations with safety checks
	library SafeMath {
	function mul(uint256 a, uint256 b) internal pure returns (uint256) {
	uint256 c = a * b;
	assert(a == 0 \|\| c / a == b);
	return c;
	}