How many routes are there from the lower left corner to the upper right corner of an m*n grid if we are restricted to traveling only to the right or up? For example, in a 1*1 grid,

only two routes exist : right,up or up,right.

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- Jan 11th 2009, 10:53 AMchiph588@Number of routes
How many routes are there from the lower left corner to the upper right corner of an m*n grid if we are restricted to traveling only to the right or up? For example, in a 1*1 grid,

only two routes exist : right,up or up,right. - Jan 11th 2009, 12:30 PMPlato
- Jan 11th 2009, 01:43 PMchiph588@
- Jan 11th 2009, 01:53 PMPlato