Matrix Multiplication - 1

• Problem Description

  
  Write a program to perform matrix multiplication

• CODING ARENA

• a=int(input())

  b=int(input())

  x=[]

  y=[]

  result=[]

  for i in range(a):

      n=[]

      x.append(n)

      for j in range(b):

          z=int(input())

          n.append(z)

  c=int(input())

  d=int(input())

  for i in range(c):

      n=[]

      y.append(n)

      for j in range(d):

          z=int(input())

          n.append(z)       

  for i in range(a):

      m=[]

      result.append(m)

      for j in range(d):

          m.append(0)

  for i in range(len(x)):

      for j in range(len(y[0])):

          for k in range(len(y)):

              result[i][j] += x[i][k] * y[k][j]

  for i in range(len(result)):

      for j in range(d):

              print(result[i][j])

• 
  

• Test Case 1

  
  Input (stdin)

  3
  
  3
  
  12
  
  7
  
  3
  
  4
  
  5
  
  6
  
  7
  
  8
  
  9
  
  3
  
  4
  
  5
  
  8
  
  1
  
  2
  
  6
  
  7
  
  3
  
  0
  
  4
  
  5
  
  9
  
  1
  
  

  Expected Output

  114
  
  160
  
  60
  
  27
  
  74
  
  97
  
  73
  
  14
  
  119
  
  157
  
  112
  
  23
  
  

• Test Case 2

  
  Input (stdin)

  0
  
  

  Expected Output

  0