View Code of Problem 23

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

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