View Code of Problem 23

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main()
{
    int m,i;
    while(scanf("%d",&m)!=EOF)
    {
        if(m==0)
        {
            break;
        }
        long int a[1000]= {0,1,2};
        for(i=3; i<=m; i++)
        {
            a[i]=a[i-1]+a[i-2];
        }
        printf("%ld\n",a[m]);
    }
}