add MatrixMultiplication.py

saxena-rishabh · web-flow · commit beef62146a12 · 2020-10-13T17:22:44.000+05:30
diff --git a/MatrixMultiplication.py b/MatrixMultiplication.py
@@ -0,0 +1,28 @@
+# Program to multiply two matrices using nested loops 
+  
+# take a 3 by 3 matrix 
+A = [[1, 2, 3], 
+    [4, 5, 6], 
+    [7, 8, 9]] 
+  
+# take a 3 by 4 matrix     
+B = [[100, 200, 300, 400], 
+    [500, 600, 700, 800], 
+    [900, 1000, 1100, 1200]] 
+      
+result = [[0, 0, 0, 0], 
+        [0, 0, 0, 0], 
+        [0, 0, 0, 0]] 
+  
+# iterating by row of A 
+for i in range(len(A)): 
+  
+    # iterating by coloum by B  
+    for j in range(len(B[0])): 
+  
+        # iterating by rows of B 
+        for k in range(len(B)): 
+            result[i][j] += A[i][k] * B[k][j] 
+  
+for r in result: 
+    print(r) 
