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Language: Ikki's Story IV - Panda's Trick
Description liympanda, one of Ikki’s friend, likes playing games with Ikki. Today after minesweeping with Ikki and winning so many times, he is tired of such easy games and wants to play another game with Ikki. liympanda has a magic circle and he puts it on a plane, there are Despaired at the minesweeping game just played, Ikki is totally at a loss, so he decides to write a program to help him. Input The input contains exactly one test case. In the test case there will be a line consisting of of two integers: b, which denote the endpoints of the _{i}ith wire. Every point will have at most one link.Output Output a line, either “ Sample Input 4 2 0 1 3 2 Sample Output panda is telling the truth... Source POJ Monthly--2007.03.04, Ikki |

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