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Question about problem 962E

Правка en2, от Noche_1, 2018-04-11 16:34:44

this problem

there is a test case like this:

3

1 P

2 R

3 P

accepted solutions output the answer of this test equal to 3 but why the answer isn't 2?

you can simply connect adjacent cities

Am I right or the test is invalid?

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en2 Английский Noche_1 2018-04-11 16:34:44 2 Tiny change: ' this:\n\n5\n\n1 P\n\' -> ' this:\n\n3\n\n1 P\n\'
en1 Английский Noche_1 2018-04-11 16:33:55 320 Initial revision (published)