/Python/How to take matrix input in python

How to take matrix input in python

Scanning 2d array in python

If you want to take n lines of input where each line contains m space separated integers like:

1 2 3
4 5 6 
7 8 9 

a=[] // declaration 
for i in range(0,n):   //where n is the no. of lines you want 
 a.append([int(j) for j in input().split()])  // for taking m space separated integers as input

Source: stackoverflow.com

How to input 2-d array in python

matrix = [input().split() for i in range(no_of_rows)] # if only row is given and the number of coloumn has to be decide by user
matrix= [[input() for j in range(no_of_cols)] for i in range(no_of_rows)] # if both row and coloumn has been taken as input from user

How to take matrix input in python

row=int(input("Enter number of rows you want: "))
col=int(input("Enter number of columns you want: "))
mat=[]
for m in range(row):
  a=[]
  for n in range(col):
     a.append(0)
  mat.append(a)

for i in range(len(mat)):
  for j in range(len(mat[0])):
    mat[i][j]=int(input("Input element: "))
print("Your Matrix is :",mat)

Similar codes

10 votes139 views4 answers
How to know if python is 64 or 32 bit
Python
0 vote174 views1 answer
Python linked list insert
Python
14 votes129 views2 answers
String slice
Python
0 vote148 views1 answer
Python regex find single character
Python
8 votes130 views2 answers
If else elif python
Python
0 vote116 views1 answer
Change xlabel python
Python
0 vote140 views2 answers
Connect two mathod to the same button in pyq5
Python
31 votes139 views6 answers
Count list python
Python
41 votes135 views6 answers
Dataframe in python
Python
36 votes133 views6 answers
Python pandas
Python