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Cod sursa(job #3656)
#include<fstream.h>
long long fib[100000],n;
long long det_nr1(long long x)
{long long dr=n;
long long k=0;
while(x)
{for(;fib[dr]>x;dr--);
x-=fib[dr];
k+=fib[dr-1];
}
return k;
}
void formeaza_vect()
{long long i;
long long k;
for(i=1,k=1;i<=63;i++)
k*=2;
for(i=2,fib[1]=1;fib[i-1]<=k;i++)
fib[i]=fib[i-1]+fib[i-2];
n=i-1;
}
int main()
{long long q,i,a,b;
//ifstream f("infinit.in");
//f>>q;
formeaza_vect();
q=5000;
ofstream g("infinit.out");
for(i=1;i<=q;i++)
{//f>>a>>b;
a=1;
b=8000000000000000000LL;
g<<det_nr1(b)-det_nr1(a-1)<<'\n';
}
g.close();
return 0;
}