Pick two languages from Python, Java, C++ and Go. Write a function in both languages that takes in two integer numbers and returns the sum of them.
Not applicable
#Python

def add(a, b):
 return a + b

#Java

public static int add(int a, int b) {
 return a + b;
}

#C++

int add(int a, int b) {
 return a + b;
}

#Go

func add(a int, b int) int {
 return a + b
}