How to add items within a two dimensional list together [closed]

How to add items within a two dimensional list together [closed]

References

Reference NO 1

http://stackoverflow.com/questions/12986983/python-two-dimensional-list-add-value-to-element

Reference NO 2

http://learnyouahaskell.com/starting-out

Reference NO 3

http://www.jython.org/jythonbook/en/1.0/DataTypes.html

Reference NO 4

http://groovy.codehaus.org/JN1015-Collections

Reference NO 5

http://en.wikibooks.org/wiki/Python_Programming/Lists

Reference NO 6

http://ccl.northwestern.edu/netlogo/docs/programming.html

Reference NO 7

http://www.maplesoft.com/support/help/view.aspx?path=plots%2Fdisplay

Reference NO 8

http://qt-project.org/doc/qt-4.8/layout.html