Python-task

Task/Swarup Dash/Q10.py

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+R = int(input("Enter the number of rows:"))
+C = int(input("Enter the number of columns:"))
+
+matrix = []
+print("Enter the entries rowwise:")
+
+for i in range(R):		                      # A for loop for row entries
+	a =[]
+	for j in range(C):	                      # A for loop for column entries
+		a.append(int(input()))
+	matrix.append(a)
+
+
+for i in range(R):
+	for j in range(C):
+		print(matrix[i][j], end = " ")
+	print()
+
+transpose = []
+for j in range(C):
+  transpose.append([])
+  for i in range (R):
+    t_num = matrix[i][j]
+    transpose[j].append(t_num)
+
+#printing the transpose matrix
+print('Transpose matrix: ')
+for i in range (R):
+  for j in range (C):
+    print (transpose[i][j], end = ' ')
+  print()

Task/Swarup Dash/Q1Anagram.py

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+def is_anagram(s, t):
+
+    if len(s) != len(t):
+        return False  
+
+    count_s = [0] * 26       #list of size 26 to store each 26 alphabet :)
+    count_t = [0] * 26       #list of size 26 to store each 26 alphabet :)
+
+    for char in s:
+        index = ord(char) - ord('a')             #Ascii value of a=97
+        count_s[index] += 1
+
+    for char in t:
+        index = ord(char) - ord('a')           
+        count_t[index] += 1
+
+    for i in range(26):
+        if count_s[i] != count_t[i]:
+            return False  
+    return True  
+
+#Example 1
+s1 = "anagram"
+t1 = "nagaram"
+print(is_anagram(s1, t1))  
+
+#Example 2
+s2 = "rat"
+t2 = "car"
+print(is_anagram(s2, t2)) 
+

Task/Swarup Dash/Q2_Frequency.py

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+def char_frequency(s):
+    frequency = {}
+
+    uppercase_letters = []
+    lowercase_letters = []
+
+    for char in s:
+        if char in frequency:
+            frequency[char] += 1
+        else:
+            frequency[char] = 1
+            if char.isupper():
+                uppercase_letters.append(char)
+            else:
+                lowercase_letters.append(char)
+
+    all_letters = [chr(i) for i in range(ord('A'), ord('Z') + 1)] + \
+                  [chr(i) for i in range(ord('a'), ord('z') + 1)]
+
+
+    for char in all_letters:
+        if char in frequency:
+            print(f"{char}: {frequency[char]}")
+
+
+#Example:
+s = "Robotics Society"
+char_frequency(s)

Task/Swarup Dash/Q6_Prime.py

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+lower = int(input ("Please, Enter the Lowest Range Value: "))  
+upper= int(input ("Please, Enter the Upper Range Value: "))  
+
+lst=[]
+print ("The Prime Numbers in the range are: ")  
+for number in range (lower, upper + 1):  
+    if number > 1:  
+        for i in range (2, number):  
+            if (number % i) == 0:  
+                break  
+        else:  
+            lst.append(number)
+
+print(lst)
+
+large_primeno=max(lst)
+small_primeno=min(lst)
+
+absolute_diff=large_primeno-small_primeno
+print("The absolute diff between largest and smallest prime number is:",absolute_diff)

Task/Swarup Dash/Q8_Freqdict.py

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+def count_frequency(lst):
+
+    frequency_dict = {}
+    for element in lst:
+        if element in frequency_dict:
+            frequency_dict[element] += 1
+        else:
+            frequency_dict[element] = 1
+    return frequency_dict
+
+
+sample_list = [1, 2, 2, 3, 3, 3, 4, 4, 4, 4,4]
+frequency_dict = count_frequency(sample_list)
+print(frequency_dict)