diff --git a/pages/students/2016/jan_holp/dp2021/zdrojove_subory/answer.js b/pages/students/2016/jan_holp/dp2021/zdrojove_subory/answer.js
new file mode 100644
index 0000000000..89acc47be7
--- /dev/null
+++ b/pages/students/2016/jan_holp/dp2021/zdrojove_subory/answer.js
@@ -0,0 +1,44 @@
+
+const fs = require('fs');
+const readline = require('readline');
+
+
+var result = [];
+
+
+
+const readInterface = readline.createInterface({
+  input : fs.createReadStream('/home/elastic/BP/skweb/server/scnc2/answers'),
+  console : false
+});
+
+
+readInterface.on('line', function(line){
+  var tokens = line.split(" ");
+  var id_query = parseInt(tokens[0]);
+  var id_document = parseInt(tokens[1]);
+//  console.log([id_query]);
+
+  if (!(id_query  in result)){
+    result[id_query]=[id_document];
+  }
+  else {
+    result[id_query].push(id_document);
+  }
+
+ 
+
+// console.log(result);
+});
+
+
+readInterface.on('close', function() {  
+	for (let i = 0 ; i < result.length; i++){
+	  
+	  console.log(i);
+	  console.log(result[i]);
+	}
+	console.log("koniec");
+});
+
+