let n = 5; // row or column count
// defining an empty string
let string = "";
for(let i = 0; i < n; i++) { // external loop
for(let j = 0; j < n; j++) { // internal loop
string += "*";
}
// newline after each row
string += "\n";
}
// printing the string
console.log(string);
//result look like
/*
*****
*****
*****
*****
*****
*/let n = 5; // row or column count
// defining an empty string
let string = "";
for(let i = 0; i < n; i++) { // external loop
for(let j = 0; j < n; j++) { // internal loop
if(i === 0 || i === n - 1) {
string += "*";
}
else {
if(j === 0 || j === n - 1) {
string += "*";
}
else {
string += " ";
}
}
}
// newline after each row
string += "\n";
}
// printing the string
console.log(string);
/*
*****
* *
* *
* *
*****
*/*
**
***
****
**********
*****
*****
*****
*****