- SherlockHolmes
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Given a chess board of N * N, we have to put only rooks on chess board we wants to place some rooks on the chessboard in such a way that the following conditions are satisfied:
- Each square of the board contains at most one rook.
- There are no four rooks forming a rectangle.
- Formally, there should not be any four valid integers r1,c1, r2, c2 (r1≠r2,c1≠c2) such that there are rooks on squares (r1,c1), (r1,c2), (r2,c1) and (r2,c2)
- The number of rooks is at least 8N
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I have four of these, With matching extremities. They can do many things, And hardly ever bring me pain. Unless I stick them with a pin, Or burn them sometimes when… What is it that I can wiggle at will? And use in other means still?
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- 105 views
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At the sound, men may dream or stomp their feet at the sound of me, women may laugh or sometimes weep. What is it?
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A nonstop train leaves Delhi for Agra at 70 mph. Another nonstop train leaves Agra for Delhi at 50 mph. How far apart are the trains 1 hour before they pass each other?
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On a fine sunny day a ship was in the harbour. All of a sudden the ship began to sink. There was no storm and nothing wrong with the ship yet it sank right in front of the spectators eyes.
What caused the ship to sink?View SolutionSubmit Solution- 170 views
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John has $33.00 dollars. He bought 5 colouring books that cost $4.00 each, 3 boxes of crayola crayons that cost $3.00 each. he spend the rest of her money on markers.
How much money did he spend on markers
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A Boy had just got out of the shower and getting ready for his prom,shaved,and with cologne and there was going to be a after party and his Mom and dad said be home for the next sunrise and was home for the next sunrise but with a full grown beard how can this be ?
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A murder had been suspected but the police did not know how the man had been killed since there had been no windows no doors no chairs no desks there was only a puddle left on the floor in the mans house and the man had been hung by a rope in the middle of the floor and underneath him hang in was a puddle .how did the man reach the ceiling with no prompt to get hung up on the ceiling and why was there a puddle
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