题目描述 Problem E: A multiplication game Stan and Ollie pl […]

题目描述 Given 2 equations on the variables x and y , solve […]

题目描述 Given a base b and two non-negative base b integer […]

题目描述 Consider a grid in which north-south streets, sepa […]

题目描述 Stan and Ollie play the game of Odd Brownie Points […]

题目描述 Problem A: CD Jack and Jill have decided to sell s […]

题目描述 Joe works in a maze. Unfortunately, portions of th […]

题目描述 公司发了某商店的购物券1000元，限定只能购买店中的m种商品。每种商品的价格分别为m1,m2,…，要 […]

题目描述 方阵的主对角线之上称为“上三角”。 请你设计一个用于填充n阶方阵的上三角区域的程序。填充的规则是：使 […]

题目描述 三个农民每天清晨5点起床，然后去牛棚给3头牛挤奶。第一个农民在300时刻(从5点开始计时，秒为单位) […]