C语言函数，加法计算器

//c语言函数，加法计算器
#include<stdio.h>
int Add(int x, int y)
{
	int z = 0;
	z = x + y;
	return z;
}
int main()
{
	int a = 10;
	int b = 20;
	int sum = 10;
	printf("%d",sum);
	return 0;
}