function reverseSenWithSpecialChar(str){
let specialSet= new Set([";","\'","\:","\"","\\","\|","\.","\<","\>","\?","\!","\,"]);
let revString = new Array(str.length).fill(null);
for(let x=0; x<str.length; x++){
if(specialSet.has(str[x])){
revString[x]=str[x]
}
}
let word='',reverseSen=''
for(let x=str.length-1; x>-1; x--){
// console.log(str[x])
if(str[x]===" "){
reverseSen=word+" "+reverseSen;
word=''
}
else{
if(!specialSet.has(str[x]))
word+=str[x];
}
}
reverseSen= word+" "+reverseSen;
let i=0,j=0;
while(i<revString.length){
if(!revString[i]){
revString[i]=reverseSen[j];
j++;
}
i++;
}
return revString.join('');
}
console.log(reverseSenWithSpecialChar("I'm a cat, yo'u?"));
