#include <stdio.h>
 
float quarterCal(int value);
 
int main(void) {
 
	int quarters;
	char invalidChar;
	float total;
 
 
	//get input from users
	printf("How many quarters do you have?\n");
	if(scanf("%d%c", &quarters, &invalidChar) == 1 || invalidChar == '\n'  ){
		//Calcuate how many quarters you have
		total = quarterCal(quarters);
		//print total to user
		if(total >= 0){
			printf("You have total of  $%.2f\n", total);
		} else if(total < 0){
			printf("How weird... you have a total of $%.2f\n", total);
		}
 
 
	} else {
		printf("Invalid input\n");
	}
 
	return 0;
}
 
float quarterCal(int value){
	return value*0.25;
}

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