Rows and columns P28318

Write a program that reads a matrix, and afterwards prints the rows, the columns and the elements that are asked for.

Input

Input consists of a matrix followed by a sequence of questions about the matrix. The matrix is described with two natural numbers $n > 0$ and $m > 0$, followed by $n$ lines with $m$ integer numbers each one. Every question begins with the word “row”, “column” or “element”. If the word is “row”, it is followed by the number of a row. If the word is “column”, it is followed by the number of a column. If the word is “element”, it is followed by the number of a row and the number of a column. All the given numbers of row and of column are correct, and start with 1.

Output

For every question, print the row, the column, or the element asked for.