function processData(input) { input = input.split('\n'); var arr = input[1].split(' ').map(Number); var countArr = []; arr.forEach((item)=>{ if(countArr[item]){ countArr[item] = countArr[item] + 1; } else { countArr[item] = 1; } }); var len = countArr.length; console.log(countArr[len-1]); } process.stdin.resume(); process.stdin.setEncoding("ascii"); _input = ""; process.stdin.on("data", function (input) { _input += input; }); process.stdin.on("end", function () { processData(_input); });