题解 | #牛牛学说话之-字符#
牛牛学说话之-字符
https://www.nowcoder.com/practice/dc6d23c03cb644a7b5bb60925f4a2521
var readline = require("readline");
//导入模块
var rl = readline.createInterface(process.stdin, process.stdout);
//定义接口
rl.question("", (n) => {
console.log(n);
rl.close();
});
