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Cod sursa(job #493108)
#include <fstream>
#define baza 1000000
using namespace std;
ifstream f1 ("a.in");
ofstream f2 ("a.out");
using namespace std;
int n,A[100000];
void mul(int A[], int B)
{
int i, t = 0;
for (i = 1; i <= A[0] || t; i++, t /= baza)
A[i] = (t += A[i] * B) % baza;
A[0] = i - 1;
}
int cif (int n)
{
if (n==0) return 1;
int nr=0;
while (n) n/=10,nr++;
return nr;
}
int main()
{
int a;
f1>>n;
A[0]=1,A[1]=1;
for (int i=1; i<=n*n; i++) mul (A,2);
for (int i=2; i<=n; i++) mul (A,i);
for (int i=A[0]; i>=1; i--)
{
int nr=cif(A[i]);
if (i!=A[0])
for (int j=1; j<=6-nr; j++) f2<<"0";
f2<<A[i];
}
return 0;
}