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In how many ways can A,A,B,B,C,C,D,D,E and E be arranged such that no to consecutive letters are same
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@ParthKohli
@satellite73 @experimentx @sauravshakya
try using this http://en.wikipedia.org/wiki/Inclusion%E2%80%93exclusion_principle
@shubhamsrg
@shubhamsrg
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I am not sure if this works but it's worth try |dw:1361373173231:dw|
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