Update folder structure

september/task_150921/kcagulis_150921.py

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+# Author - Kristiāns Francis Cagulis
+# Date - 15.09.2021
+
+
+# task 1 - train
+def trains():
+	# blue train from Jelgava to Riga
+	blue_train_speed = 57
+	blue_train_time_driven = 10 / 60
+
+	# green train form Riga to Jelgava
+	green_train_speed = 60
+
+	# red train from Valka to Jelgava
+	red_train_speed = 60
+	red_train_time_driven = 4
+
+	# distances
+	distance_riga_jelgava = 42  # from Riga to Jelgava (blue and green train)
+	distance_riga_valka = 164  # from Riga to Valka (red train)
+
+	def blue_green_train():
+		blue_train_already_driven_distance = blue_train_speed * blue_train_time_driven  # blue train driven distance in 10 min
+		meeting_time = (distance_riga_jelgava - blue_train_already_driven_distance) / (blue_train_speed + green_train_speed)  # time after which the two trains meet
+		green_train_distance = meeting_time * green_train_speed  # distance green train has driven
+		meeting_distance = distance_riga_jelgava - green_train_distance  # distance from meeting point to Riga
+
+		return f"Zilais un zaļais vilciens tiksies {round(meeting_distance, 2)}km no Rīgas."
+
+	def red_train():
+		red_train_distance_driven = red_train_time_driven * red_train_speed  # red train driven distance in given time
+		print(f"Sarkanais vilciens ir nobraucis {round(red_train_distance_driven, 2)}km.")
+		if red_train_distance_driven > distance_riga_valka:
+			return "Sarkanais vilciens ir pabraucis garām Rīgai."
+
+	print(blue_green_train())
+	print(red_train())
+
+
+# task 2 - sheep
+def farm():
+	sheep_amount = 255  # amount of sheep in farm
+	sheep_price = 20.5  # price per sheep's wool
+	wool_total_price = sheep_amount * sheep_price  # price for all sheep wool
+
+	additional_sheep = 120  # additional sheep
+	new_sheep_amount = sheep_amount + additional_sheep  # sum of original and added sheep
+	new_wool_total_price = new_sheep_amount * wool_total_price  # price for original and added sheep wool
+
+	ostrich_amount = 15  # amount of ostrich in farm
+	ostrich_egg_price = 30  # price per egg
+	ostrich_time = 2  # time required to get one ostrich egg
+	days = 30  # the time when ostriches lay eggs
+	ostrich_egg_total_price = ostrich_amount * ostrich_egg_price * days / ostrich_time  # price for all ostrich eggs in 30 days
+
+	if wool_total_price >= ostrich_egg_total_price:
+		return "Iegūtās naudas pietiks, lai nopirktu visas mēneša olas."
+	else:
+		print("Iegūtās naudas nepietiks, lai nopirktu visas mēneša olas.")
+		if new_wool_total_price >= ostrich_egg_total_price:
+			return f"Ja aitu būtu par {additional_sheep}, tad iegūtās naudas pietiktu, lai nopirktu visas mēneša olas."
+		else:
+			return f"Ja aitu būtu par {additional_sheep}, tad iegūtās naudas nepietiktu, lai nopirktu visas mēneša olas."
+
+
+def main():
+	task = int(input("""Ivēlieties uzdevumu:
+	1 - pirmais uzdevums
+	2 - otrais uzdevums
+	"""))
+
+	if task == 1:
+		trains()
+	elif task == 2:
+		print(farm())
+
+
+if __name__ == '__main__':
+	main()

september/task_220921/kcagulis_220921.py

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+# Author - Kristiāns Francis Cagulis
+# Date - 22.09.2021
+
+
+class SalaryBonus():
+	def __init__(self):
+		self.percent = .15  # percent
+		self.salary = float(input("Mēneša algas apjoms: "))  # salary per month
+		self.time_worked = int(input("Nostrādātais gadu skaits: "))  # number of years worked
+
+	def _calculate_bonus(self):
+		if self.time_worked > 2:  # if worked for more than 2 years
+			salary_bonus = self.percent * self.salary * (self.time_worked - 2)  # calculates salary bonus
+			return f"Algas bonuss ir {round(salary_bonus, 2)}€"
+		else:
+			return "Algas bonuss nepienākas."
+
+
+def main():
+	print(SalaryBonus()._calculate_bonus())
+
+
+if __name__ == "__main__":
+	main()

september/task_290921/kcagulis_290921.py

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+# Author - Kristiāns Francis Cagulis
+# Date - 29.09.2021
+
+
+# task 1 - prime numbers
+def is_prime(number):
+	import math
+	if number > 0:
+		if number == 1:
+			return "1 nav pirmsskaitlis"
+		else:
+			for i in range(2, int(math.sqrt(number)) + 1):  # range from 2 to sqrt(n)
+				if number % i == 0:
+					return f"{number} nav pirmsskaitlis"
+			return f"{number} ir pirmsskaitlis"
+	else:
+		return "Skaitlim jābūt lielākam par 0"
+
+
+# task 2 - cities
+class Cities:
+	def __init__(self, p0, perc, delta, p):
+		self.p0 = p0  # initial population
+		self.perc = float(perc[:-1]) / 100  # annual percentage population growth
+		self.delta = delta  # number of arrivals (departures) per year
+		self.p = p  # population size required
+
+	def _calculate(self):
+		years = 0
+		while (True):
+			self.p0 = self.p0 + self.p0 * self.perc + self.delta  # calculate the new population in each year via the formula
+			years += 1
+			if self.p0 >= self.p:  # if the initial population reaches the required
+				return f"{self.p} iedzīvotāju skaits tiks sasniegts pēc {years} gadiem"
+			if self.p0 < 0:  # if the required population is unreachable
+				return -1
+
+
+city_0 = Cities(1000, "2%", 50, 1200)
+city_1 = Cities(1000, "2%", -50, 5000)
+city_2 = Cities(1500, "5%", 100, 5000)
+city_3 = Cities(1_500_000, "2.5%", 10_000, 2_000_000)
+
+
+def main():
+	task = int(input("""Ivēlieties uzdevumu:
+	1 - pirmais uzdevums
+	2 - otrais uzdevums
+	"""))
+
+	if task == 1:
+		print(is_prime(int(input("Ievadiet skaitli: "))))
+	elif task == 2:
+		city = int(input("""Izvēlieties pilsētu:
+		0 - piemēra pilsēta
+		1 - pirmā pilsēta
+		2 - otrā pilsēta
+		3 - trešā pilsēta
+		"""))
+		if city == 0:
+			print(city_0._calculate())
+		elif city == 1:
+			print(city_1._calculate())
+		elif city == 2:
+			print(city_2._calculate())
+		elif city == 3:
+			print(city_3._calculate())
+		else:
+			print("Ievadīts nepareizs skaitlis.")
+	else:
+		print("Ievadīts nepareizs skaitlis.")
+
+
+if __name__ == '__main__':
+	main()