//Time complexity O(n)
function reverseString(str){
let rev='';
const strArr=str.split('');
for(let i =strArr.length-1;i>=0;i--){
rev= rev+ strArr[i];
}
return rev
}
function reverseStringDriectly(str){
return str.split('').reverse().join('')
}
const value=reverseString('I am Reversing String');
const value1=reverseStringDriectly('I am Reversing String');
console.log(value)
console.log(value1)