#include <stdio.h>

int main(void){
	float sales;
	int intSales;
	float charity;

	//prompt usre for input
	printf("Input the amount of sales in euros:");
	scanf("%f", &sales);

	intSales = sales;

	if(sales<=5000){
		charity = 0.05 * intSales;
	}
	else if(sales>5000 && sales<=10000){
		charity = 0.10 * intSales;
	}
	else{
		charity = 0.15 * intSales;
	}

	printf("Amount for charity:%.2f", charity);

	return 0;
}