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index.js
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index.js
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var fs = require('fs');
var path = require('path');
var args = process.argv.slice(2);
var year = process.env.YEAR || (new Date()).getFullYear();
var day, part, solve;
if (args.length < 1) {
console.log('Useage: node ' + path.basename(__filename) + ' <day> [part] [-f input]');
return;
}
day = args.shift();
if (day.length < 2) {
day = '0' + day;
}
part = 1;
if (args.length > 0 && /^1|2$/.test(args[0])) {
part = args.shift();
}
solve = require('./lib/' + year + '/day' + day);
if (args.length > 1 && args[0] === '-f') {
fs.readFile(args[1], (err, buf) => {
if (err) throw err;
solve(part, buf.toString());
});
return;
}
process.stdin.on('data', function(chunk) {
var data = chunk.toString();
if (data === '\n') {
process.exit(0);
}
solve(part, data);
});