题解 | 密码验证合格程序

const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

function doSlice(line) {
        const n = line.split("").length;
        let tempresult = new Map();
        let flag = true;
        for (let i = 0; i < n; i++) {
            const str  = line.substring(i,i+3);
            
            
            if(tempresult.has(str)){
                const lastIndex = tempresult.get(str);
                //console.log(str,lastIndex,'重复',i)
                //console.log(str,'重复');
                if(i>=lastIndex+3){
                    flag=false;
                    return false;
                }
                
            }else{
                tempresult.set(str,i);
            }
        }
     //console.log(tempresult)
    return flag;
}

void (async function () {
    // Write your code here
    while (line = await readline()) {
    
        //校验长度
        if(line.length<8){
            console.log('NG');
            continue;
        }
        //合法字符
        let weight = 0;
        if(/[a-z]/.test(line)){
            weight++;
        }
        if(/[0-9]/.test(line)){
            weight++;
        }
        if(/[A-Z]/.test(line)){
            weight++;
        }
        if(/[^A-Za-z\s\d]/.test(line)){
            weight++;
        }
        if(weight<3){
            console.log('NG');
            continue;
        }
        //字串校验
        const result = doSlice(line);
        if(!result){
            console.log('NG');
        }else{
            console.log('OK');
        }
        //break;
    }
})();