计算器（函数版）

#include <stdio.h>
void print()
{
	printf("******************计算器*******************\n");
	printf("*****1.ADD                     2.SUB*******\n");
	printf("*****3.DIV                     4.MUL*******\n");
	printf("*****5.XOR                     6.NOT*******\n");
	printf("**********         0.exit      ************\n");
	printf("******************************************\n");
}

void Add(int* x,int* y)
{
	int z = *x + *y;
	printf("Add= %d\n",z);
}

void Sub(int* x, int* y)
{
	int z = *x - *y;
	printf("Sub= %d\n", z);
}

void Mul(int* x, int* y)
{
	int z = *x * *y;
	printf("Mul= %d\n", z);
}

void Div(int* x, int* y)
{
	int z = *x / *y;
	printf("Div= %d\n", z);
}

void Xor(int* x, int* y)
{
	int z = *x ^ *y;
	printf("Xor= %d\n", z);
}

void Not(int* x, int* y)
{
	int z = *x; ~ *y;
	printf("Not= %d\n", z);
}
int x, y;
int main()
{
	print();
	int input = 0;
	while (1)
	{
		printf("请输入你要进行的计算\n");
		scanf("%d", &input);
		switch (input)
		{
		case 1:
			printf("请输入两个数\n");
			scanf("%d%d", &x, &y);
			Add(&x,&y);
			break;
		case 2:
			printf("请输入两个数\n");
			scanf("%d%d", &x, &y);
			Sub(&x, &y);
			break;
		case 3:
			printf("请输入两个数\n");
			scanf("%d%d", &x, &y);
			Div(&x, &y);
			break;
		case 4:
			printf("请输入两个数\n");
			scanf("%d%d", &x, &y);
			Mul(&x, &y);
			break;
		case 5:
			printf("请输入两个数\n");
			scanf("%d%d", &x, &y);
			Xor(&x, &y);
			break;
		case 6:
			printf("请输入两个数\n");
			scanf("%d%d", &x, &y);
			Not(&x, &y);
			break;
		case 0:
			printf("退出计算器\n");
			break;
		default:
			printf("输入错误，请重新输入\n");
			break;
		}
		if (input == 0)
		{
			break;
		}
	}
	return 0;
}