东风clz

 V - Children’s QueueHDU - 1297 There are many students in PHT School. One day, the headmaster whose name is PigHeader wanted all students stand in a line. He prescribed that girl can not be in si...

C - Number Sequence POJ - 1019 A single positive integer i is given. Write a program to find the digit located in the position i in the sequence of number groups S1S2...Sk. Each group Sk consists ...

U - The Lost House POJ - 2057 One day a snail climbed up to a big tree and finally came to the end of a branch. What a different feeling to look down from such a high place he had never been to be...