<script>
var num = prompt ( "Enter a number");
Surely + = num;
if (num > 0) {
the console.log ( "this number is greater than zero ');
} else if (num = 0) {
console.log ( "this number is equal to zero");
} else if (num < 0) {
the console.log ( "number is less than zero ');
}
</script>