sort.cpp

/*Given three numbers A, B, C. Print these numbers in ascending order followed by a blank line 
and then the values in the sequence as they were read.*/
#include<iostream>
using namespace std;
int main() {
   long long A,B,C;
   long long z;
   cin>>A>>B>>C;

   if(A<=B&&A<=C){
    cout<<A<<endl;
    if(B<=C){
     cout<<B<<endl<<C<<endl;
    }else{cout<<C<<endl<<B<<endl;}
   }

   else if(B<=A&&B<=C){
    cout<<B<<endl;
    if(A<C){
      cout<<A<<endl<<C<<endl;
    }else{
      cout<<C<<endl<<A<<endl;
    }
   }

   else if(C<=A&&C<=B){
    cout<<C<<endl;
    if(B<A){
      cout<<B<<endl<<A<<endl;
    }else{ cout<<A<<endl<<B<<endl;}
   }
   cout<<endl<<A<<endl<<B<<endl<<C;
  return 0;
}