题解 | #字符串编码#
字符串编码
https://www.nowcoder.com/practice/56a487c342a64d2ea4c3a0b0144b42d0
// 一个循环搞定 void (async function () { const str = await readline(); let tep = "", count = 0, res = "" for (const char of str) { if (tep != char) { if (tep != "") { res += `${count}${tep}`; } count = 1; } else { count++; } tep = char; } res += `${count}${tep}` console.log(res) })();