算法分析里面的邮局地址选择的问题

				input.txt output.txt
				5           10
				1 2
				2 2
				1 3
				3 -2
				3 3
				
				
				
				
				
				
				#include 
				#include 
				
				void main()
				{
				 
				 std::ifstream from("input.txt");
				 std::ofstream to("output.txt");
				 
				 int n,k1,k2;
				 from>>n;
				 
				 int *a=new int[n];
				 int *b=new int[n];
				 int *c=new int[n];
				 int *d=new int[n];
				 
				 for(int i=0;i				 {// 
				  
				  from>>k1>>k2;
				  a[i]=k1;
				  b[i]=k2;
				  c[i]=0;
				  d[i]=0;
				 }
				    int x,y;
				 x=0;
				 y=0;
				 
				 
				 for(i=0;i				  for(int j=0;j				  {
				   if(i==j)continue;
				   c[i]+=abs(a[i]-a[j]);
				   d[i]+=abs(b[i]-b[j]);
				   
				   
				  }
				  x=c[0];
				  y=d[0];
				  for(i=1;i				   if(x>c[i])x=c[i];
				  for(i=1;i				   if(y>d[i])y=d[i];
				    
				    
				    
				  to				    
				  delete []a;
				  delete []b;
				  from.close();
				  to.close();
				    
				        
				}