function return floatin c 2b 2b

1#include <iostream>
2
3float sum(float a, float b)
4{
5    return a+b;
6}
7int main(int argc, char *argv[])
8{
9
10    float num1 = 10.2;
11    float num2 = 15.3;
12    float result = sum(num1,num2);
13    std::cout<< result;
14    return 0;
15}
16