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Discussion of Problem 1133. Fibonacci Sequence

Help me ,why WA #11
Posted by Ollaberganov 26 Oct 2010 00:59
#include<stdio.h>
int main()
{
    _int64 f[2005];
    int i,j,n,x,y,min,max;
    _int64 fi,fj,fmax,fmin;
    scanf("%d",&i);
    scanf("%lld",&fi);
    scanf("%d",&j);
    scanf("%lld",&fj);
    scanf("%d",&n);


    int k;
    _int64 fib[2100];
    fib[0]=0;
    fib[1]=1;
    fib[2]=1;
    for(k=3;k<2100;k++)
    {
        fib[k]=fib[k-2]+fib[k-1];
    }



    f[i+1001]=fi;
    f[j+1001]=fj;

    if(i<j){min=i;max=j;fmax=fj;fmin=fi;}
    else {min=j; max=i; fmax=fi; fmin=fj;}

    x=min-2;
    y=max-x;

    f[min-1+1001]=(fmax-fib[y-1]*fmin)/fib[y-2];

    for(i=min+1+1001;i<=1000+1001;i++)
    {
        f[i]=f[i-1]+f[i-2];
    }
    for(i=0;i<=1000+1001;i++)
    {
        if(i==n+1001)
        {
            printf("%lld\n",f[i]);

        }
    }


    return 0;
}
Re: Help me ,why WA #11
Posted by Sunnat 7 Jan 2012 14:01
Sizda tipdan kamchilik. ya'ni __int64 tipi fibanachi sonining (45 - 47 oraliqgacha) elementigacha hisoblay oladi xolos,undan ortig'i si'g'maydi. bundan tashqari fibanachi sonining 2000 - elementi 10^10450 xonali bo'ladi
menda ham shu muammo
Posted by Sunnat 7 Jan 2012 14:04
Sizda tipdan kamchilik. ya'ni __int64 tipi fibanachi sonining (45 - 47 oraliqgacha) elementigacha hisoblay oladi xolos,undan ortig'i si'g'maydi. bundan tashqari fibanachi sonining 2000 - elementi 10^10450 xonali bo'ladi

Edited by author 07.01.2012 14:05