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Cod sursa(job #163470)
#include<fstream.h>
int main(){
fstream f("multimi2.in", ios::in), g("multimi2.out", ios::out);
int n, x, i;
f>>n;
x=3+((n-5)/2);
if(n%2==0&&n%4!=0&&n!=2&&n!=3){
g<<1<<endl;
g<<n/2<<endl;
for(i=1;i<=(n-2)/4;i++)
g<<i<<" "<<n-2-i+1<<" ";
g<<n-1;
g<<endl<<n/2<<endl;
for(i=i;i<=(n-2)/2;i++)
g<<i<<" "<<n-2-i+1<<" ";
g<<n;
}
else if(n%4==0&&n!=2&&n!=3){
g<<0<<endl;
g<<n/2<<endl;
for(i=1;i<=n/4;i++)
g<<i<<" "<<n-i+1<<" ";
g<<endl<<n/2<<endl;
for(i=i;i<=n/2;i++)
g<<i<<" "<<n-i+1<<" ";
}
else if(n%2!=0&&x%2==0&&n!=2&&n!=3){
g<<0<<endl;
g<<n/2<<endl;
for(i=1;i<=n/4;i++)
g<<i<<" "<<n-i<<" ";
g<<n<<endl<<n/2+1<<endl;
for(i=i;i<=n/2;i++)
g<<i<<" "<<n-i<<" ";
}
else if(n%2!=0&&x%2!=0&&n!=2&&n!=3){
g<<1<<endl;
g<<n/2+1<<endl;
for(i=1;i<=(n-2)/4+1;i++)
g<<i<<" "<<(n-2)-i<<" ";
g<<n-1<<endl<<n/2<<endl;
for(i=i;i<=(n-2)/2;i++)
g<<i<<" "<<(n-2)-i<<" ";
g<<n-2<<" "<<n;
}
else if(n==2){
g<<1<<endl;
g<<1<<endl;
g<<1<<endl;
g<<1<<endl;
g<<2;
}
else if(n==3){
g<<0<<endl;
g<<2<<endl;
g<<1<<" "<<2<<endl;
g<<1<<endl;
g<<3;
}
f.close();
g.close();
return 0;
}