A - Frogger **Time Limit:**1000MS **Memory Limit:**65536KB 64bit IO Format:%I64d & %I64u Submit Status Description Freddy Frog is sitting on a stone in the middle of a lake. Suddenly he notices Fiona Frog who is sitting on another stone. He plans to visit her, but since the water is dirty and full of tourists' …

A. Duff and Meat time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Duff is addicted to meat! Malek wants to keep her happy for n days. In order to be happy in i-th day, she needs to eat exactly a__i kilograms of meat. There is a big shop uptown and Malek wants …

Cinema in Akiba Cinema in Akiba (CIA) is a small but very popular cinema in Akihabara. Every night the cinema is full of people. The layout of CIA is very interesting, as there is only one row so that every audience can enjoy the wonderful movies without any annoyance by other audiences sitting in front of him/her. The …

D - Geek's Collection **Time Limit:**2000MS **Memory Limit:**65536KB 64bit IO Format:%lld & %llu Submit Status Description The word geek is a slang term, with different meanings ranging from "a computer expert or enthusiast" to "a carnival performer who performs sensationally morbid or disgusting …

1106 质数检测 基准时间限制：1 秒 空间限制：131072 KB 分值: 0 难度：基础题 收藏 关注 给出N个正整数，检测每个数是否为质数。如果是，输出"Yes"，否则输出"No"。 Input 第1行：一个数N，表示正整数的数量。(1 <= N <= 1000) 第2 - N + 1行：每行1个数(2 <= S[i] <= 10^9) Output 输出共N行，每行为 Yes 或 No。 Input示例 5 2 3 4 5 6 Output示例 Yes Yes No Yes …