Codewars tasks

golang/main.go

@@ -3,6 +3,7 @@ package main
 import (
 	"fmt"
 	"math"
+	"strings"
 )
 
 func main() {
@@ -21,6 +22,59 @@ func main() {
 	for _, element := range xValues {
 		Problem(a, b, element)
 	}
+
+	fmt.Printf("-------------------------------\n")
+	fmt.Printf("Codewars section\n")
+	fmt.Printf("-------------------------------\n")
+
+	fmt.Printf("Is hero survive?\n") // 1
+	fmt.Printf("bullets = 10, dragons = 5, result = %t\n", Hero(10, 5))
+	fmt.Printf("\n")
+
+	fmt.Printf("School Paperwork\n") // 2
+	fmt.Printf("n = 5, m = 5, result = %d\n", paperwork(5, 5))
+	fmt.Printf("n = -5, m = 5, result = %d\n", paperwork(-5, 5))
+	fmt.Printf("\n")
+
+	fmt.Printf("Count the Monkeys\n") // 3
+	fmt.Printf("n = 10, result = %v\n", monkeyCount(10))
+	fmt.Printf("\n")
+
+	fmt.Printf("Counting sheep\n") // 4
+	sheeps := []bool{
+		true, true, true, false,
+		true, true, true, true,
+		true, false, true, false,
+		true, false, false, true,
+		true, true, true, true,
+		false, false, true, true,
+	}
+	fmt.Printf("sheeps = %v, result = %v\n", sheeps, CountSheeps(sheeps))
+	fmt.Printf("\n")
+
+	fmt.Printf("Even or Odd\n") // 5
+	fmt.Printf("number = 2, result = %s\n", EvenOrOdd(2))
+	fmt.Printf("number = 3, result = %s\n", EvenOrOdd(3))
+	fmt.Printf("\n")
+
+	fmt.Printf("Sum of Minimums\n") // 6
+	arrayForSumMinimums := [][]int{
+		{1, 2, 3, 4, 5},
+		{5, 6, 7, 8, 9},
+		{20, 21, 34, 56, 100},
+	}
+	fmt.Printf("numbers = %v, result = %d\n", arrayForSumMinimums, sumOfMinimums(arrayForSumMinimums))
+	fmt.Printf("\n")
+
+	fmt.Printf("Find all occurrences of an element in an array\n") // 7
+	arrayForOccurrences := []int{
+		6, 9, 3, 4, 3, 82, 11,
+	}
+	fmt.Printf("numbers = %v, n = 3, result = %d\n", arrayForOccurrences, findAll(arrayForOccurrences, 3))
+	fmt.Printf("\n")
+
+	fmt.Printf("Polish alphabet\n") // 7
+	fmt.Printf("input = Jędrzej Błądziński, result = %s\n", correctPolishLetters("Jędrzej Błądziński"))
 }
 
 func Problem(a, b, x float64) {
@@ -31,3 +85,109 @@ func Problem(a, b, x float64) {
 func Log(base, x float64) float64 {
 	return math.Log(x) / math.Log(base)
 }
+
+// CountSheeps
+func CountSheeps(numbers []bool) int {
+	if numbers != nil {
+		var answer int = 0
+		for _, item := range numbers {
+			if item {
+				answer++
+			}
+		}
+		return answer
+	}
+	return 0
+}
+
+// EvenOrOdd
+func EvenOrOdd(number int) string {
+	if number%2 == 0 {
+		return "Even"
+	} else {
+		return "Odd"
+	}
+}
+
+// monkeyCount
+func monkeyCount(n int) []int {
+	count := make([]int, n)
+	for i := 1; i <= n; i++ {
+		count[i-1] = i
+	}
+	return count
+}
+
+// Hero and dragons
+func Hero(bullets, dragons int) bool {
+	if bullets < dragons*2 {
+		return false
+	} else {
+		return true
+	}
+}
+
+// correctPolishLetters
+func correctPolishLetters(str string) string {
+	str = strings.Replace(str, "ą", "e", -1)
+	str = strings.Replace(str, "ć", "e", -1)
+	str = strings.Replace(str, "ę", "e", -1)
+	str = strings.Replace(str, "ł", "e", -1)
+	str = strings.Replace(str, "ń", "e", -1)
+	str = strings.Replace(str, "ó", "e", -1)
+	str = strings.Replace(str, "ś", "e", -1)
+	str = strings.Replace(str, "ź", "e", -1)
+	str = strings.Replace(str, "ż", "e", -1)
+	return str
+}
+
+// numberOccurrences
+func numberOccurrences(array []int, n int) int {
+	var result int = 0
+	for _, item := range array {
+		if item == n {
+			result++
+		}
+	}
+	return result
+}
+
+func findAll(array []int, n int) []int {
+	result := make([]int, numberOccurrences(array, n))
+	var currentIndex int = 0
+
+	for index, item := range array {
+		if item == n {
+			result[currentIndex] = index
+			currentIndex++
+		}
+	}
+
+	return result
+}
+
+// sumOfMinimums
+func sumOfMinimums(numbers [][]int) int {
+	var result int = 0
+	var minimum int
+	for _, i := range numbers {
+		minimum = i[0]
+		for _, j := range i {
+			if minimum > j {
+				minimum = j
+			}
+		}
+		result += minimum
+	}
+
+	return result
+}
+
+// School Paperwork
+func paperwork(n int, m int) int {
+	if n < 0 || m < 0 {
+		return 0
+	} else {
+		return n * m
+	}
+}

python/src/main.py

@@ -11,6 +11,84 @@ def Log(base: float, x: float):
     return math.log(x) / math.log(base)
 
 
+# Sum of Minimums
+def sum_of_minimums(numbers):
+    result = 0
+    for i in range(len(numbers)):
+        minimum = None
+        for j in range(len(numbers[0])):
+            if (minimum is None or minimum > numbers[i][j]):
+                minimum = numbers[i][j]
+        result += minimum
+    return result
+
+
+# Find all occurrences of an element in an array
+def find_all(array, n):
+    result = []
+    for idx, element in enumerate(array):
+        if element == n:
+            result.append(idx)
+    return result
+
+
+# Polish alphabet
+def correct_polish_letters(st):
+    st = st.replace('ą', 'a')
+    st = st.replace('ć', 'c')
+    st = st.replace('ę', 'e')
+    st = st.replace('ł', 'l')
+    st = st.replace('ń', 'n')
+    st = st.replace('ó', 'o')
+    st = st.replace('ś', 's')
+    st = st.replace('ź', 'z')
+    st = st.replace('ż', 'z')
+    return st
+
+
+# Beginner Series #1 School Paperwork
+def paperwork(n, m):
+    if n < 0 or m < 0:
+        return 0
+    else:
+        return n * m
+
+
+# Count the Monkeys!
+def monkey_count(n):
+    count = []
+    for i in range(n):
+        count.append(i + 1)
+    return count
+
+
+# Is he gonna survive?
+def hero(bullets, dragons):
+    if bullets < dragons * 2:
+        return False
+    else:
+        return True
+
+
+# Even or Odd
+def even_or_odd(number):
+    if number % 2 == 0:
+        return "Even"
+    else:
+        return "Odd"
+
+
+# Counting sheep
+def count_sheeps(sheep):
+    if sheep is not None:
+        answer = 0
+        for item in sheep:
+            if item:
+                answer += 1
+        return answer
+    return 0
+
+
 if __name__ == "__main__":
     a = 1.1
     b = 0.09