OJ Board

still wa...

i have check all topics here ....but useless.....

sorry

here is a list of the problems that i havent solved it...

i need your hint or send me your .exe file .

my mail is: athena_kula@msn.com

hi every kind man i have taken your advisers. but got WA... it has spoiled me whole day.... so i need your help ..... my prog is here.. //10883 Supermean #include <cstdio> #include <cmath> //#include <ctime> using namespace std; double a[50000]; long test,tst,n,i,j; void f() { double nCr; long i; do...

thanks ,i have send you my reply

still confused

i get WA too,i also need help .

i think this input is invalid because the problem said

about math?
somewhat biased?

a bit more clearly please??
thanks

is there some skills to make my prog faster? //10886 Standard Deviation #include <iostream> #include <cmath> //#include <ctime> using namespace std; #define BUFFER_SIZE 320 unsigned long long seed; static const long double Z = ( long double )1.0 / (1LL<<32); long double buffer[BUFFER_SIZE]; //clock_...

who can send me your sample in/out sample

or your exe file.

my mail is

thanks...

i have accepted before..
this time i only want to make my prog faster

the algo is right....
for i generate all prime from 1 to 20000000 ,
and check them with a corret copy.... they are the same

very strange...

3x accepted..

i got wa too.. need some sample input and output //10020 Minimal coverage #include <iostream> #include <cstdlib> using namespace std; struct Segment { long l,r; }; Segment segment[100000]; long choose[100000]; int compare(const void *a,const void *b) { Segment *p=(Segment*)a; Segment *q=(Segment*)b;...

thanks
finally got ac

what method to solve it in O(1)

a math formula ??