Name: js-handler/node_modules/optimist/example/xup.js 
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#!/usr/bin/env node
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var argv = require('optimist').argv;
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if (argv.rif - 5 * argv.xup > 7.138) {
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    console.log('Buy more riffiwobbles');
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}
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else {
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    console.log('Sell the xupptumblers');
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}