fork download
copy 
  1.     #include<bits/stdc++.h>
  2.     #define fr(a,n) for(long long i=a;i<n;i++)
  3.     using namespace std;
  4.  
  5.     int main(){
  6.     	ios::sync_with_stdio(0);
  7.     	int t;long long int c,n,k,j,min,count;
  8.     	cin>>t;
  9.     	while(t--){
  10.     	    count = 0;
  11.     		cin>>n>>k;
  12.     		vector<long long int> a(2*(n+5));
  13.     		fr(0,n)
  14.     		cin>>a[i];
  15.     	    min=abs(a[0]+a[1]-k);
  16.     		fr(0,n-1){
  17.     			for(j=i+1;j<n;j++){
  18.     				c=abs(a[i]+a[j]-k);
  19.     				if(c<min)
  20.     				{
  21.     					min=c;
  22.     					count=0;
  23.     				}
  24.     				if(min==c){
  25.     					count++;
  26.     				}	
  27.     			}
  28.     		}
  29.     		cout<<min<<" "<<count<<endl;
  30.     	}
  31.     	return 0;
  32.     }
Success #stdin #stdout 0s 3280KB
comments (?)
stdin
copy 
1   
4 9
4 4 2 6
stdout
copy 
1 4
https://ideone.com/J0DMzM
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!