world finals 2014 problem L Wire Crossing
test data is probably wrong, my code had been AC in uva live and uva. but WA on test case 6 on codeforces, admin please check test 6 is incorrect...
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I'm not who add this contest at gym, neither I'm admin, but I look the case where you solution fail, and is part of official test cases published, this is the case:
11 -99997 99997 99997 99997 -99999 99999 99999 99999 -99999 99998 99999 99998 -99999 99996 99999 99996 -99999 99995 99999 99995 -99999 -99999 -99999 99999 -99998 -99999 -99998 99999 99999 -99999 99999 99999 99998 -99999 99998 99999 5 99999 5 -99999 5 99999 6 -99999 5 99999 4 -99999
your output is 1 and according to the testdata must be 3..