Merge pull request #2 from R0merol/matrix-multiplication

added Matrix-Multiplication project

Author: KrishGaur1354

Matrix-Multiplication/README.md

@@ -0,0 +1,12 @@
+## Matrix-Multiplication
+
+![Personal-Python-Projects](https://socialify.git.ci/KrishGaur1354/Personal-Python-Projects/image?font=Rokkitt&language=1&name=1&owner=1&pattern=Solid&theme=Dark)
+
+## Connect with me
+
+<a href="https://twitter.com/ThatOneKrish">
+    <img width="30px" src="https://www.vectorlogo.zone/logos/twitter/twitter-official.svg" />
+  </a> 
+   <a href="https://www.instagram.com/ThatOneKrish/">
+    <img width="30px" src="https://www.vectorlogo.zone/logos/instagram/instagram-icon.svg" />
+  </a> 

Matrix-Multiplication/matrixmultiplication.py

@@ -0,0 +1,65 @@
+matrix_a = []
+matrix_b = []
+
+# Choose order of matrix
+print(">>> Input order of matrix (MxN)")
+row_a = int(input("Insert amount of rows for matrix A: "))
+column_a = int(input("Insert amount of columns for matrix A: "))
+row_b = column_a
+print(f"Rows for matrix B = columns for matrix A: {row_b}")
+column_b = int(input("Insert amount of columns for matrix B: "))
+print(f"Matrix A {row_a}x{column_a}")
+print(f"Matrix B {row_b}x{column_b}")
+print('-' * 20)
+
+# Input elements of matrix A and B
+print(">>> Input elements of matrix A")
+for i in range(row_a):
+    matrix_a.append([])
+    for j in range(column_a):
+        matrix_a[i].append(int(input(f"A {i + 1}, {j + 1}: ")))
+print('-' * 20)
+print(">>> Input elements of matrix B")
+for i in range(row_b):
+    matrix_b.append([])
+    for j in range(column_b):
+        matrix_b[i].append(int(input(f"B {i + 1}, {j + 1}: ")))
+print('-' * 20)
+
+# Show matrix A and B
+print(">>> Calculation Results")  # Is put here to make output tidier
+print("A:")
+for i in range(row_a):
+    print('\t[', end=' ')
+    for j in range(column_a):
+        print(f"{matrix_a[i][j]}", end=' ')
+    print(']\n', end='')
+print("B:")
+for i in range(row_b):
+    print('\t[', end=' ')
+    for j in range(column_b):
+        print(f"{matrix_b[i][j]}", end=' ')
+    print(']\n', end='')
+
+result_matrix = []
+
+row_a = len(matrix_a)
+column_a = len(matrix_a[0])
+column_b = len(matrix_b[0])
+
+# Calculate matrix multiplication
+for i in range(row_a):
+    result_matrix.append([])
+    for j in range(column_b):
+        result = 0
+        for k in range(column_a):
+            result += matrix_a[i][k] * matrix_b[k][j]
+        result_matrix[i].append(result)
+
+# Show results of matrix A * B
+print("A * B:")
+for i in range(row_a):
+    print('\t[', end=' ')
+    for j in range(column_b):
+        print(f"{result_matrix[i][j]}", end=' ')
+    print(']\n', end='')