tax.c

所得税算法 可求税金

#include <stdio.h>
#include <stdlib.h>
int main(void)
{
	int income, tax, discount=0;
	double taxrate=0.0;
	printf("请输入综合所得净额：");
	scanf("%d", &income);
	if(income >= 0 && income<=370000)
	{
		discount=0;
		taxrate=0.06;
	}
	else if(income>370000 && income<=990000)
	{
		discount=25900;
		taxrate=0.13;
	}
	else if(income>990000 && income<=1980000)
	{
		discount=105100;
		taxrate=0.21;
	}
	else if(income>1980000 && income<=3720000)
	{
		discount=283300;
		taxrate=0.3;
	}
	else if(income>3720000)
	{
		discount=655300;
		taxrate=0.4;
	}
	else
	{
		printf("  请输入大于等于0的数字!!");
		exit(0);
	}
	tax=income * taxrate ;
	printf("\n");
	printf("  综合所得净额： %d 元\n", income);
	printf("  税        额： %2.0f ％\n", taxrate*100 );
	printf("  --------------------\n");
	printf("  税        金： %d 元\n", tax);
	printf("   累 进 差 额： %d 元\n", discount);
	printf("--------------------\n");
	printf("  今年应纳税额： %d 元\n", tax-discount);
	return 0;
}