Z_sea的博客

C - Base -2 Number Problem Statement Given an integer N, find the base −2 representation of N. Here, S is the base −2 representation of N when the following are all satisfied: S is a string consis...

D - Candy Distribution Problem Statement There are N boxes arranged in a row from left to right. The i-th box from the left contains Ai candies. You will take out the candies from some consecutive ...