#include <iostream>
#include <math.h>
using namespace std;
int main() {
long long fib[45],i,sum=0,ldigs=0;
fib[0]=0;
fib[1]=1;
for(i=2;i<45;i++)
fib[i]=fib[i-1]+fib[i-2];
for(i=0;i<45;i++)
{
if(fib[i]%13==4||fib[i]%13==8)
sum+=fib[i];
}
cout<<sum;
return 0;
}
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