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Cod sursa(job #390187)
#include <fstream>
using namespace std;
ifstream f ("multimi2.in");
ofstream g ("multimi2.out");
int v[1000001],i,j,k,x,n1,n;
long long s,s1,s2;
int main()
{
f>>n;
s=(n*(n+1))/2;
s1=s/2;
x=s1;
s2=s-s/2;
n1=n;
g<<abs(s2-s1)<<"\n";
while (s1>=n)
{ s1=s1-n;
v[i]=n;
k++;
n--;
i++;
}
if (s1!=0)
{v[i]=s1;
k++;}
g<<k<<"\n";
for(j=0;j<k;j++)
g<<v[j]<<" ";
g<<"\n"<<n1-k<<"\n";
for (j=1;j<=s1-1;j++)
g<<j<<" ";
for (j=s1+1;j<=n;j++)
g<<j<<" ";
return 0;
}