笨办法
let line
while(line = readline()){
let str = line;
let arr = str.match(new RegExp(/[0-9]+/,'g'));
let shortStr = ''
let result = ''
if(Array.isArray(arr)){
arr.forEach(item=>{
let index = str.indexOf(item)
result+=str.substring(0,index);
result+=`*${item}*`
str = str.substring(index + item.length,str.length)
});
}
result+=str
console.log(result)
}