Cod sursa(job #2876980)

Utilizator Simon2712Simon Slanina Simon2712 Data 23 martie 2022 23:02:03
Problema Patrate2 Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.92 kb
///n! * 2^n*n
#include <fstream>

using namespace std;
ifstream cin("patrate2.in");
ofstream cout("patrate2.out");
int v[10001],v2[10001];
void inmultire(int v[],int val)
{
    int l=v[0],c=0,i;
    for(i=1;i<=l;i++)
    {
        c=v[i]*val+c;
        v[i]=c%10;
        c/=10;
    }
    while(c)
    {
        l++;
        v[l]=c%10;
        c/=10;
    }
    v[0]=l;
}
/*void adun(int v1[],int v2[])
{
    int l1=v1[0],l2=v2[0],i,c;
    l1=max(l1,l2);
    for(i=1;i<=l1;i++)
    {
        c=v1[i]+v2[i]+c;
        v1[i]=c%10;
        c/=10;
    }
    while(c)
    {
        l1++;
        v1[l1]=c%10;
        c/=10;
    }
    v1[0]=l1;
}*/
int main()
{
    int n,i;
    cin>>n;
    v[0]=v[1]=1;
    for(i=1;i<=n;i++)
        inmultire(v,i);
    //v2[0]=v2[1]=1;
    for(i=1;i<=n*n;i++)
        inmultire(v,2);
   // adun(v,v2);
    for(i=v[0];i>0;i--)
        cout<<v[i];
    return 0;
}