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multiplying_multidimensional_list.py

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+print("MATRIX 1 =>")
+m=int(input("enter number of rows -> "))
+n=int(input("enter number of columns -> "))
+print('\n')
+print("MATRIX 2 =>")
+p=int(input("enter number of rows -> "))
+q=int(input("enter number of columns -> "))
+print('\n')
+if n==p:
+
+#print list 1
+	l1=[[0 for n in range(n)] for m in range(m)]
+	print("Enter elements for first matrix")
+	for i in range(0,m):
+		for j in range(0,n):
+			x=int(input())
+			l1[i][j]=x
+	print('\n')
+#print list 2
+	l2=[[0 for q in range(q)] for p in range(p)]
+	print("Enter elements for second matrix")
+	for i in range(0,p):
+		for j in range(0,q):
+			y=int(input())
+			l2[i][j]=y
+	print('\n')
+#list 3 for storing their multiplication values
+	l3=[[0 for q in range(q)] for m in range(m)]
+	for i in range(0, m):
+		for j in range(0, q):
+			for k in range(0, n):
+				l3[i][j] = l3[i][j] + l1[i][k] * l2[k][j]   #main code to utilise here
+
+
+
+#Printing the matrices and their multiplication
+	for i in range(0,m):
+		for j in range(0,n):
+			print(l1[i][j],end=" ")
+		print()
+	print()
+
+	for i in range(0,p):
+		for j in range(0,q):
+			print(l2[i][j],end=" ")
+		print()
+	print()
+
+	for i in range(0,m):
+		for j in range(0,q):
+			print(l3[i][j],end=" ")
+		print()
+	print()
+
+
+
+
+else:
+	print('Matrix cannot be multiplied!')
+	print('\nReason :')
+
+	print("Because number of columns of matrix 1 \nis not equal to number of rows of matrix 2 !")
+
+#The number of columns in Matrix A (𝑛) must be equal to the number of rows in Matrix B (𝑛).