#include <stdio.h>

int main() {

	// What do I need to store?
	float age;
	unsigned int age_in_minutes;
	unsigned int number_of_heartbeats;

	// What do I need from the user?
	// Their age
	printf("Enter your age: ");
	scanf("%f", &age);
	
	// What do I need to do?
	// 1. Calculate age in minutes
	age_in_minutes = (unsigned int)(age 
					* 60.0 // Minutes in hour
					* 24.0 // Hours in day
					* 365.25);// Days in year (Remember leap day)
	// 2. Calculate number of heartbeats
	number_of_heartbeats = age_in_minutes * 75;

	// What do I need to tell the user?
	// The number of heartbeats
	printf("Your heart has beat %u times\n", number_of_heartbeats);

}