vishalm30

function max(arr){
    var m = arr[0];
    for (var i = 0; i < arr.length; i++){
        if (arr[i] >= m){
            m = arr[i];
        }
    }
    return m;
}
function main(){

vishalm30

function factorial(n) {
    if (n < 0) 
          return -1;
    else if (n == 0) 
        return 1;
      else {
          return (n * factorial(n - 1));
      }
}

vishalm30

function ispositive(x){
    if (x > 0){
        console.log('positive');
    }  else console.log('not positive');
}

function main(){
    var a = ispositive(4);
    var b = ispositive(0);
    var c = ispositive(6);

vishalm30

function iseven(x){
    if (x % 2 === 0){
        console.log(x+'is even!');
    } else console.log(x + 'not even');

}

function main(){
    var x = iseven(4);
}

vishalm30

function  getarea(length,width){
    var a = length * width;
    return a;
}

function getperimeter(a,b){
    var p = 2*(a+b);
    return p;
}
function main(){

vishalm30

function add(a,b){
    var c = a+b;
    return c;
}
function main(){
    var c = add(2,5);
    console.log(c);
}
main();