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Hackerrank should enable GMP and BCMath functions on their PHP servers to enable PHP users solve problems involving big integers. These functions are integral part of PHP and they used to work before on their servers but suddenly started giving error messages "function not defined" when trying to use any of the functions. I think they did an upgrade and just forgot to enable the functions again.
My solution passed test cases 0 to 32 but failed on other test cases ("wrong answer", not timeout) Can someone give the input of any of those test cases (e.g test case 50) so that I can debug my code? Thanks in advance
Hey can someone help me out solving these problems? My friend sent this contest to me. He says its for noobs but I dont think it is. I cant solve it without any help because I'm new to competitive programming. Here is the contest: https://www.hackerrank.com/newbie-challenge
java code:
看了半天终于明白问什么了