Cod sursa(job #917637)
| Utilizator |  Apopeid Alejandro apopeid13 |
Data | 18 martie 2013 10:51:42 |
|---|---|---|---|
| Problema | 12-Perm | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.33 kb |
#include <fstream>
#define md (1<<20)-1
using namespace std;
ifstream f("12perm.in");
ofstream g("12perm.out");
int n,t2,t3,t1,i,aux;
int t[]={1,2,6,12};
int main()
{
f>>n;
if(n<=4)
{
g<<t[n-1];
goto stop;
}
for(i=5;i<=n;i++)
{
aux=(t[3]+t[1]+2*(i-2))&md;
t[1]=t[2];
t[2]=t[3];
t[3]=aux;
}
g<<t[3];
stop:
return 0;
}
