这道题对我来说有陷阱虽说是赤果果的扩展欧几里德,看样子基本攻还是不够哈,基本功夫一定要好,准备每天上那种洗脑课时分  多看看数论书,弥补一下 自己 狗一样的基础, 这道题用到了一个性质: 对于不定整数方程pa+qb=c,若 c mod Gcd(a, b)=0,则该方程存在整数解,否则不存在整数解. 上面已经列出找一个 整数解的方法,在找到p * a+q * b = Gcd(a, b)的一组解p0,q0后, /*p * a+q * b = Gcd(a, b)的其他整数解满足: p = p0 + a…

Description The Sky is Sprite. The Birds is Fly in the Sky. The Wind is Wonderful. Blew Throw the Trees Trees are Shaking, Leaves are Falling. Lovers Walk passing, and so are You. ................................Write in English class by yifenfei Gir…

Romantic Time Limit:1000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit Status Practice HDU 2669 Description The Sky is Sprite. The Birds is Fly in the Sky. The Wind is Wonderful. Blew Throw the Trees Trees are Shaking, Leaves ar…

Romantic Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2835    Accepted Submission(s): 1117 Problem Description The Sky is Sprite.The Birds is Fly in the Sky.The Wind is Wonderful.Blew Throw t…

今天,我们将继续分享人类情感的系列文章.爱是人类最重要的感觉,也可能是各种形式的艺术(电影,音乐,书,画等)最常表达的主题 .这里有40个最美丽的爱的照片,将激励和给你一个全新的视觉角度为这种情绪.我们也非常乐意与你的朋友分享这篇文章. 您可能感兴趣的相关文章 好萌了!分享12幅可爱的婴儿照片 25幅记录欢乐瞬间的精美照片欣赏 分享20幅精美的秋季风景照片欣赏 30幅美得令人窒息的风景倒影照片 20幅精美绝伦光涂鸦摄影作品欣赏 Love is a place by Katsja Voronova…

The Romantic Hero Time Limit: 3000MS   Memory Limit: 131072KB   64bit IO Format: %I64d & %I64u Description 开头背景介绍无用 There is an old country and the king fell in love with a devil. The devil always asks the king to do some crazy things. Although the k…

2014多校4的1005 题目:http://acm.hdu.edu.cn/showproblem.php?pid=4901 The Romantic Hero Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 393    Accepted Submission(s): 150 Problem Description There i…

The Romantic Hero 题目链接: http://acm.hust.edu.cn/vjudge/contest/121349#problem/E Description There is an old country and the king fell in love with a devil. The devil always asks the king to do some crazy things. Although the king used to be wise and b…

Romantic Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3944    Accepted Submission(s): 1638 Problem Description The Sky is Sprite.The Birds is Fly in the Sky.The Wind is Wonderful.Blew Throw t…

题目大意:给你n个数字,然后分成两份,前边的一份里面的元素进行异或,后面的一份里面的元素进行与.分的时候依照给的先后数序取数,后面的里面的全部的元素的下标一定比前面的大.问你有多上种放元素的方法能够使得前面异或的值和后面与的值相等. dp[x][y] 表示走到第x步,得到y这个数字一共同拥有多少种方法. 可是须要注意这里得分一下,不能直接用dp数组存种数,你须要分一下从上一层过来的次数,和这一层自己能够到达的次数.然后取和的时候前后两个集合的种数进行乘法,注意边乘边取余. 顺便给一组数据: 4…