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how is time complexity of 484B -Maximum Value calculated

On EvenImageCodeforces Round #268, 12 years ago
0

same story got 1 wa because of that

thanks, this gives me redirect loop error in chrome but works in firefox... might be some cookie problem or something !!!

are the contest problem available in english also ??

On fchiricaCodeforces Round #198, 13 years ago
0

me too hacked 12 with same

why is this if k>=4 and k^2=p1*p2+1 than k must be even and k-1 and k+1 must be primes,I dont understand the theorem you used.can you please explain...

Hi, I know this is not the best place to put this but please see the people in cf-191 standings at position 82.84,85,86 highly suspicious names and solution timings