text: #include <iostream>   
  #include <sstream>   
  #include <cstdio>   
  #include <cstdlib>   
  #include <cmath>   
  #include <memory.h>   
  #include <cctype>   
  #include <string>   
  #include <vector>   
  #include <list>   
  #include <queue>   
  #include <deque>   
  #include <stack>   
  #include <map>   
  #include <set>   
  #include <algorithm>   
  using namespace std;  
     
  #define FOR(i,a,b) for(int (i) = (a); (i) < (b); ++(i))  
  #define RFOR(i,a,b) for(int (i) = (a)-1; (i) >= (b); --(i))  
  #define CLEAR(a) memset((a),0,sizeof(a))  
  #define INF 1000000000
  #define PB push_back  
  #define ALL(c) (c).begin(), (c).end()  
  #define pi 2*acos(0.0)  
  #define SQR(a) (a)*(a)  
  #define MP make_pair  
  #define MAX 128
     
  typedef long long Int;  
   
  int n, c;
  int A[MAX];
  
  int main(){
      
  }