use current year by default

chinesedfan · Oct 17, 2017 · 61f6514 · 61f6514
1 parent 03b8bc6
commit 61f6514
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diff --git a/README.md b/README.md
@@ -13,7 +13,9 @@ ps.
 
 ## How to run
 
-- `[YEAR=2015] node index.js <day> [part] < input.txt`, by default, `part` is `1`.  
+By default, `part` is `1`, and `YEAR` is the current year.
+
+- `[YEAR=2015] node index.js <day> [part] < input.txt`
 - `[YEAR=2015] node index.js <day> [part] -f input.txt`
 
 ## Summary

diff --git a/index.js b/index.js
@@ -2,7 +2,7 @@ var fs = require('fs');
 var path = require('path');
 
 var args = process.argv.slice(2);
-var year = process.env.YEAR || '2015';
+var year = process.env.YEAR || (new Date()).getFullYear();
 var day, part, solve;
 
 if (args.length < 1) {