题解 | #简单错误记录#
简单错误记录
https://www.nowcoder.com/practice/2baa6aba39214d6ea91a2e03dff3fbeb
const rl = require("readline").createInterface({ input: process.stdin }); let strArr = [] rl.on('line', function(line){ strArr.push(line) }) rl.on('close', function(){ let obj = {} strArr.forEach((item)=>{ let [key, value] = item.split(' ') keyArr = key.split('\\') key = keyArr[keyArr.length - 1].substr(-16) obj[key +' '+ value ] = (obj[key +' '+ value] || 0 ) + 1 }) Object.keys(obj).slice(-8).forEach(item =>{ console.log(item +' '+obj[item]) }) })