Search found 3 matches

by backslashnull
Fri Oct 21, 2005 8:04 pm
Forum: Volume 100 (10000-10099)
Topic: 10001 - Garden of Eden
Replies: 39
Views: 14995

oh bythe way here is my code: #include "fstream" #include "string.h" using namespace std; int rule_table[8][4]={{0,0,0,0},{0,0,1,0},{0,1,0,0},{0,1,1,0},{1,0,0,0},{1,0,1,0},{1,1,0,0},{1,1,1,0}}; int cells; char current_state[33]; int making[33]; void set_rules(int a){ register int i; for(i=0;i<8;i++)...
by backslashnull
Thu Oct 20, 2005 5:43 pm
Forum: Volume 100 (10000-10099)
Topic: 10001 - Garden of Eden
Replies: 39
Views: 14995

10001 WA?

hi everybody,
i need some test cases for this problem.i managed to solve it in 3 sec using backtracking,but got WA.

thanks.
by backslashnull
Wed Dec 17, 2003 11:00 pm
Forum: Volume 100 (10000-10099)
Topic: 10006 - Carmichael Numbers
Replies: 66
Views: 20607

How to solve 10006

Hi there! for testing the a^n %n==a statement you can use the divide method like this: [cpp] unsigned long int bigmod(unsigned long int a,unsigned long int b,unsigned long int c){ if (b==0) return 1; else if (b==1) return a%c; else if (b%2==0){ int k=bigmod(a,b/2,c)%c; return (k*k)%c; } else return ...

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