Cod sursa(job #990312)
Utilizator | Ilie Ovidiu Horatiu horatiu11 | Data | 27 august 2013 21:44:58 |
---|---|---|---|
Problema | Reguli | Scor | 40 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.59 kb |
# include <cstdio>
using namespace std;
long long a[500001],x,y;
long i,n,pi[500001],sol;
int main()
{
freopen("reguli.in","r",stdin);
freopen("reguli.out","w",stdout);
scanf("%ld%lld",&n,&x);n--;
for(i=1;i<=n;++i)
{
scanf("%lld",&y);
a[i]=y-x;
x=y;
}
int k=0;
pi[1]=1;
for(i=2;i<=n;++i)
{
while(k>0 && a[k+1]!=a[i])
k=pi[k];
if(a[k+1]==a[i])++k;
pi[i]=k;
}
sol=n-pi[n];
printf("%ld\n",sol);
for(i=1;i<=sol;++i)
printf("%lld\n",a[i]);
return 0;
}