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[Post New] 8 Feb 2012 12:00:38 IST
   Subject: nice one.
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hemang (1555)

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suppose we have a grid of 'a' horizontal lines and 'b' vertical lines.

we wish to go from one corner to the diagonally opposite corner along the diagonal.

how many squares do we cross?

the answer is pretty simple. try it!!!
mathematics is the food of my soul.
There are 3 types of people in the world. Those who can count and those who can't . :-)

    
[Post New] 8 Feb 2012 22:11:14 IST
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prahlad kumar sharma (220)

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the greater one between a and b, right?
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[Post New] 8 Feb 2012 23:02:34 IST
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shivansh shrivastava (35)

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[Post New] 9 Feb 2012 09:58:55 IST
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hemang (1555)

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the answer is a + b - gcd(a,b)...

gcd means greatest common divisor...

 
mathematics is the food of my soul.
There are 3 types of people in the world. Those who can count and those who can't . :-)

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