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Cod sursa(job #831513)
// multimi2.cpp : Defines the entry point for the console application.
//
//#include "stdafx.h"
#include "fstream"
using namespace std;
int n;
int main()
{
ifstream f;
f.open("multimi2.in");
ofstream g("multimi2.out");
f>>n;
/////////////////////////////////////////////rest 0
if(n%4==0)
{
g<<0<<"\n";
g<<n/2<<"\n";
int tmp=n;
int i=1;
while(i<=n/2-1)
{
g<<i<<" "<<tmp<<" ";
i+=2;
tmp-=2;
}
g<<"\n";
g<<n/2<<"\n";
tmp=n-1;
i=2;
while(i<=n/2)
{
g<<i<<" "<<tmp<<" ";
i+=2;
tmp-=2;
}
}
////////////////////////////////////////////rest 0
////////////////////////////////////////////rest 1
if(n%4==1)
{
g<<1<<"\n";
g<<n/2<<"\n";
int tmp=n;
int i=2;
while(i<=n/2)
{
g<<i<<" "<<tmp<<" ";
i+=2;
tmp-=2;
}
g<<"\n";
g<<(n/2)+1<<"\n";
tmp=n-1;
i=3;
while(i<=n/2+1)
{
g<<i<<" "<<tmp<<" ";
i+=2;
tmp-=2;
}
g<<1;
}
////////////////////////////////////////////rest 1
////////////////////////////////////////////rest 2
if(n%4==2)
{
g<<1<<"\n";
g<<n/2<<"\n";
int i=1;
int tmp=n;
while(i<n/2)
{
g<<i<<" "<<tmp<<" ";
i+=2;
tmp-=2;
}
g<<n/2;
i=2;
tmp=n-1;
g<<"\n"<<n/2<<"\n";
while(i<n/2)
{
g<<i<<" "<<tmp<<" ";
i+=2;
tmp-=2;
}
g<<n/2+1;
}
//////////////////////////////////////////////////rest 2
//////////////////////////////////////////////////rest 3
if(n%4==3)
{
g<<0<<"\n";
g<<n/2+1<<"\n";
int i=2;
int tmp=n;
while(i<n/2+1)
{
g<<i<<" "<<tmp<<" ";
i+=2;
tmp-=2;
}
g<<n/2+1<<" "<<1;
g<<"\n";
g<<n/2<<"\n";
i=3;
tmp=n-1;
while(i<=n/2)
{
g<<i<<" "<<tmp<<" ";
i+=2;
tmp-=2;
}
g<<n/2+2;
}
return 0;
}