task 150921 update

task_061021/array_output.txt

@@ -0,0 +1,61 @@
+Line 168 - Chapter 1
+Line 294 - Chapter 2
+Line 404 - Chapter 3
+Line 590 - Chapter 4
+Line 712 - Chapter 5
+Line 832 - Chapter 6
+Line 1120 - Chapter 7
+Line 1369 - Chapter 8
+Line 1634 - Chapter 9
+Line 1850 - Chapter 10
+Line 2147 - Chapter 11
+Line 2345 - Chapter 12
+Line 2421 - Chapter 13
+Line 2616 - Chapter 14
+Line 2747 - Chapter 15
+Line 2926 - Chapter 16
+Line 3315 - Chapter 17
+Line 3454 - Chapter 18
+Line 4023 - Chapter 19
+Line 4227 - Chapter 20
+Line 4424 - Chapter 21
+Line 4651 - Chapter 22
+Line 4840 - Chapter 23
+Line 5029 - Chapter 24
+Line 5247 - Chapter 25
+Line 5415 - Chapter 26
+Line 5663 - Chapter 27
+Line 5818 - Chapter 28
+Line 5980 - Chapter 29
+Line 6264 - Chapter 30
+Line 6398 - Chapter 31
+Line 6584 - Chapter 32
+Line 6765 - Chapter 33
+Line 6993 - Chapter 34
+Line 7230 - Chapter 35
+Line 7524 - Chapter 36
+Line 7733 - Chapter 37
+Line 7889 - Chapter 38
+Line 8013 - Chapter 39
+Line 8193 - Chapter 40
+Line 8393 - Chapter 41
+Line 8666 - Chapter 42
+Line 8865 - Chapter 43
+Line 9412 - Chapter 44
+Line 9652 - Chapter 45
+Line 9843 - Chapter 46
+Line 10157 - Chapter 47
+Line 10619 - Chapter 48
+Line 10872 - Chapter 49
+Line 11150 - Chapter 50
+Line 11387 - Chapter 51
+Line 11617 - Chapter 52
+Line 11960 - Chapter 53
+Line 12305 - Chapter 54
+Line 12504 - Chapter 55
+Line 12792 - Chapter 56
+Line 13145 - Chapter 57
+Line 13337 - Chapter 58
+Line 13622 - Chapter 59
+Line 13907 - Chapter 60
+Line 14093 - Chapter 61

task_061021/book.txt

@@ -1,4 +1,40 @@
-Pride and Prejudice
+The Project Gutenberg eBook of Pride and Prejudice, by Jane Austen
+
+This eBook is for the use of anyone anywhere in the United States and
+most other parts of the world at no cost and with almost no restrictions
+whatsoever. You may copy it, give it away or re-use it under the terms
+of the Project Gutenberg License included with this eBook or online at
+www.gutenberg.org. If you are not located in the United States, you
+will have to check the laws of the country where you are located before
+using this eBook.
+
+Title: Pride and Prejudice
+
+Author: Jane Austen
+
+Release Date: June, 1998 [eBook #1342]
+[Most recently updated: August 23, 2021]
+
+Language: English
+
+Character set encoding: UTF-8
+
+Produced by: Anonymous Volunteers and David Widger
+
+*** START OF THE PROJECT GUTENBERG EBOOK PRIDE AND PREJUDICE ***
+
+
+
+
+THERE IS AN ILLUSTRATED EDITION OF THIS TITLE WHICH MAY VIEWED AT EBOOK
+[# 42671 ]
+
+cover
+
+
+
+
+Pride and Prejudice
 
 By Jane Austen
 

task_061021/kacgulis_061021.py

@@ -0,0 +1,32 @@
+# Author - Kristiāns Francis Cagulis
+# Date - 06.10.2021
+
+chapters = 61
+
+
+def read_array():
+	with open('book.txt', encoding='utf-8') as book:
+		lines = [line.strip('\n') for line in book]  # removes 'enter' characters
+		with open('array_output.txt', 'w') as output:
+			for i in range(1, chapters + 1):
+				line = lines.index(f"Chapter {i}") + 1  # finds all chapter indexes/lines
+				output.write(f"Line {line} - Chapter {i}\n")  # writes line in file
+
+
+def read_string():
+	import re
+	with open('book.txt', encoding='utf-8') as book:
+		lines = book.read()
+		with open('str_output.txt', 'w') as output:
+			for i in range(1, chapters + 1):
+				_, position = re.finditer(rf"\bChapter {i}\b", lines)  # finds all chapter positions
+				output.write(f"Position {position.start()} - Chapter {i}\n")  # writes position in file
+
+
+def main():
+	read_array()
+	read_string()
+
+
+if __name__ == '__main__':
+	main()

task_061021/main.py

@@ -1,13 +0,0 @@
-import re
-with open('book.txt', encoding='utf-8') as book:
-	lines = book.read()
-	# lines = [line.strip() for line in book if "Chapter 1" in line]
-	# for line in lines:
-	# 	if line.strip() == "Chapter 1":
-	# 		var = []
-	# 		var.append(line.strip())
-
-	results = re.search("Chapter 59", lines)
-
-	# print(lines)
-	print(results)

task_061021/str_output.txt

@@ -0,0 +1,61 @@
+Position 1803 - Chapter 1
+Position 6826 - Chapter 2
+Position 11611 - Chapter 3
+Position 22147 - Chapter 4
+Position 28689 - Chapter 5
+Position 34514 - Chapter 6
+Position 48891 - Chapter 7
+Position 61249 - Chapter 8
+Position 73481 - Chapter 9
+Position 84288 - Chapter 10
+Position 98151 - Chapter 11
+Position 108042 - Chapter 12
+Position 112369 - Chapter 13
+Position 122532 - Chapter 14
+Position 129641 - Chapter 15
+Position 140407 - Chapter 16
+Position 161366 - Chapter 17
+Position 169360 - Chapter 18
+Position 201447 - Chapter 19
+Position 213182 - Chapter 20
+Position 223335 - Chapter 21
+Position 235726 - Chapter 22
+Position 246675 - Chapter 23
+Position 256960 - Chapter 24
+Position 268884 - Chapter 25
+Position 278320 - Chapter 26
+Position 292366 - Chapter 27
+Position 300357 - Chapter 28
+Position 309423 - Chapter 29
+Position 324548 - Chapter 30
+Position 332321 - Chapter 31
+Position 341892 - Chapter 32
+Position 351255 - Chapter 33
+Position 362693 - Chapter 34
+Position 375902 - Chapter 35
+Position 394548 - Chapter 36
+Position 407468 - Chapter 37
+Position 416049 - Chapter 38
+Position 422597 - Chapter 39
+Position 432243 - Chapter 40
+Position 442382 - Chapter 41
+Position 456751 - Chapter 42
+Position 468455 - Chapter 43
+Position 498697 - Chapter 44
+Position 513387 - Chapter 45
+Position 524470 - Chapter 46
+Position 543018 - Chapter 47
+Position 567664 - Chapter 48
+Position 581505 - Chapter 49
+Position 595067 - Chapter 50
+Position 608801 - Chapter 51
+Position 621181 - Chapter 52
+Position 639508 - Chapter 53
+Position 657305 - Chapter 54
+Position 667112 - Chapter 55
+Position 681487 - Chapter 56
+Position 698485 - Chapter 57
+Position 708897 - Chapter 58
+Position 723991 - Chapter 59
+Position 738963 - Chapter 60
+Position 748616 - Chapter 61

task_150921/kcagulis_150921.py

@@ -0,0 +1,79 @@
+# 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()

task_150921/main.py

@@ -1,30 +0,0 @@
-# Author - Kristiāns Francis Cagulis
-# Date - 22.09.2021
-#
-# Uzdevums:
-#
-# Firma apsolījusi Ziemassvētku bonusu 15% apjomā no mēneša algas par KATRU nostrādāto gadu virs 2 gadiem.
-# Uzdevums. Noprasiet lietotājam mēneša algas apjomu un nostrādāto gadu skaitu.
-# Izvadiet bonusu.
-
-
-class Bonuss():
-	def __init__(self):
-		self.percent = .15
-		self.salary = float(input("Mēneša algas apjoms: "))
-		self.time_worked = int(input("Nostrādātais gadu skaits: "))
-
-	def _calculate_bonus(self):
-		if self.time_worked > 2:
-			salary_bonus = self.percent * self.salary * (self.time_worked - 2)
-			return f"Jūsu algas bonuss ir {round(salary_bonus, 2)}€"
-		else:
-			return "Jums algas bonuss nepienākas."
-
-
-def main():
-	print(Bonuss()._calculate_bonus())
-
-
-if __name__ == "__main__":
-	main()

task_220921/kcagulis_220921.py

@@ -0,0 +1,24 @@
+# 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()

task_290921/kcagulis_290921.py

@@ -1,41 +1,39 @@
 # Author - Kristiāns Francis Cagulis
 # Date - 29.09.2021
 
+
+# task 1 - prime numbers
+def is_prime(number):
 	import math
 
-
-# 1. uzdevums
-def is_prime():
-	number = int(input("Ievadiet skaitli: "))
 	if number > 0:
 		if number == 1:
 			return "1 nav pirmsskaitlis"
 		else:
 			for i in range(2, int(math.sqrt(number)) + 1):
 				if number % i == 0:
-					return f"Skaitlis {number} nav pirmsskaitlis"
-			return f"Skaitlis {number} ir pirmsskaitlis"
+					return f"{number} nav pirmsskaitlis"
+			return f"{number} ir pirmsskaitlis"
 	else:
 		return "Skaitlim jābūt lielākam par 0"
 
 
-# 2. uzdevums
+# task 2 - cities
 class Cities:
 	def __init__(self, p0, perc, delta, p):
-		self.p0 = p0
-		self.perc = float(perc[:-1]) / 100
-		self.delta = delta
-		self.p = 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):
-			result = self.p0 + self.p0 * self.perc + self.delta
-			self.p0 = result
+			self.p0 = self.p0 + self.p0 * self.perc + self.delta  # calculate the new population in each year via the formula
 			years += 1
-			if result >= self.p:
+			if self.p0 >= self.p:  # if the initial population reaches the required
 				return f"{self.p} iedzīvotāju skaits tiks sasniegts pēc {years} gadiem"
-			if result < 0:
+			if self.p0 < 0:  # if the required population is unreachable
 				return -1
 
 
@@ -52,7 +50,7 @@ def main():
 	"""))
 
 	if task == 1:
-		print(is_prime())
+		print(is_prime(int(input("Ievadiet skaitli: "))))
 	elif task == 2:
 		city = int(input("""Izvēlieties pilsētu:
 		0 - piemēra pilsēta