4. In the function below you will have to provide the parameters {using call by reference or value as needed], the return value and the code so that, without changing anything in main, the output generated from main is: result = 4 h = 12 NOTE: function example cannot include any output statement .. examplei.... , ..... l } int main { int a = 3. h=25, result=D; result = exampleia,b]; cout cc "result: " cc result cc endl cc "1): "cc 1} ccendl; return 0; l