Find the element from matrix which is in 2nd row and 3rd column.
At a minimum, you should make this problem variable. For example, find the element at the ith row and jth column and define i and j in the test cases, which are passed along with the function.
Back to basics 23 - Triangular matrix
Multiply a column by a row
Duplicate a character
Number of digits in an integer
Replace values under a limit
Calculating selling price
find the mean of all elements in a matrix
first element of matrix
Find the last digit
modulus of a number
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