i-Nnovate
Showing posts with label
logical
.
Show all posts
Showing posts with label
logical
.
Show all posts
Monday, January 01, 2007
Hats
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There are 5 persons in a line, all facing in the same direction. There are 5 hats, 2 white and 3 black. A person can't see the color of ...
Salaries of three persons
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There are 3 persons A,B,C and their salaries are X, Y, Z respectively. Problem: Device a scheme so that all three of them know X+Y+Z, by ask...
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