/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

0 vote286 views1 answer
Check this id exist in database django
Python
3 votes290 views2 answers
Install decouple python
Python
0 vote304 views2 answers
Style django forms with crisp
Python Django
0 vote283 views1 answer
-1 / -1
Python
3 votes283 views1 answer
Len python meaning
Python
3 votes309 views1 answer
Python nested functions get variables from function scope
Python
1 vote294 views2 answers
Python delete attribute from dict
Python
0 vote286 views1 answer
Saree
Python
1 vote294 views1 answer
Simple time in python
Python
6 votes298 views2 answers
Read data from yaml file in python
Python