问题 I: Common Knowledge 时间限制: 1 Sec  内存限制: 64 MB提交: 9  解决: 8[提交][状态][讨论版] 题目描述 Alice and Bob play some game in which they score points. Each of the two has an n-digit scoreboard which depicts numbers in base 10 (with leading zeroes). The digits 0 to 9…

1.gcd int gcd(int a,int b){ return b?gcd(b,a%b):a; } 2.扩展gcd )extend great common divisor ll exgcd(ll l,ll r,ll &x,ll &y) { if(r==0){x=1;y=0;return l;} else { ll d=exgcd(r,l%r,y,x); y-=l/r*x; return d; } } 3.求a关于m的乘法逆元 ll mod_inverse(ll a,ll m){ l…

题目信息: 1471: Jiulianhuan 时间限制: 1 Sec  内存限制: 128 MB 提交: 95  解决: 22 题目描述 For each data set in the input print on a separate line, on the standa I think that you might have played the traditional Chinese ring game: The Chinese Linking Rings (here we call…

A. Table time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Simon has a rectangular table consisting of n rows and m columns. Simon numbered the rows of the table from top to bottom starting f…

There are less than 60 years left till the 900-th birthday anniversary of a famous Italian mathematician Leonardo Fibonacci. Of course, such important anniversary needs much preparations. Dima is sure that it'll be great to learn to solve the followi…

A Simple But Difficult Problem Time Limit: 5000ms Memory Limit: 65536KB 64-bit integer IO format: %lld      Java class name: Main Prev Submit Status Statistics Discuss Next Type: None   None   Graph Theory       2-SAT       Articulation/Bridge/Biconn…

PvZ once again Time Limit: 2000ms Memory Limit: 65536KB 64-bit integer IO format: %lld      Java class name: Main Prev Submit Status Statistics Discuss Next Type: None   None   Graph Theory       2-SAT       Articulation/Bridge/Biconnected Component…

题目链接: C. PLEASE time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output As we all know Barney's job is "PLEASE" and he has not much to do at work. That's why he started playing "cups and…

Sereja and LCM   Problem code: SEALCM   Submit All Submissions   All submissions for this problem are available. Read problems statements in Mandarin Chinese and Russian. In this problem Sereja is interested in number of arrays A[1], A[2], ..., A[N]…

传送门:https://vjudge.net/problem/UVA-10718 Preview: bitstream:a flow of data in binary form. in bit-wise expression:用位表示. Her face was a cold blank mask. 她装出一副冰冷冷毫无表情的样子. perform a bit-wise AND operation. In bit-wise expression, mask is a common term.…