//same behaviour as math.pow except implemented in this language (the math.pow uses math.h pow)
func pow(base,$exp)
{
    if(exp == undefined)
    {
        exp = 2;
    }
    num = 1;
    for(i = 0;i<exp;i++)
    {
        num *= base;
    }
    console.writeln(num);
}
pow(5,2);