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"use strict";
process.stdin.setEncoding("utf8");
var incoming = "";
var firstInput = true;
var context = {};
process.stdin.on("data", function(chunk) {
incoming += chunk;
var i = incoming.indexOf("\n");
while (i > -1) {
try{
var input = incoming.substr(0, i);
incoming = incoming.substr(i+1);
var fn = JSON.parse(input);
if(firstInput){
context = require("vm").runInNewContext(fn, {});
}
else{
process.stdout.write(JSON.stringify(require("vm").runInNewContext(fn, context)) + "\n");
}
}
catch(e){
console.error(e);
}
if(firstInput){
firstInput = false;
}
else{
/*strings to indicate the process has finished*/
console.log("r1cepzbhUTxtykz5XTC4");
console.error("r1cepzbhUTxtykz5XTC4");
}
i = incoming.indexOf("\n");
}
});
process.stdin.on("end", process.exit);
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