Advertisement
Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- import java.util.*;
- import java.io.*;
- import java.math.*;
- public class Main
- {
- public static void process(int test_number)throws IOException
- {
- int n = ni(), m = ni(), arr[][] = new int[n][m], take = n * m * 10;
- for(int i = 0; i < n; i++){
- for(int j = 0; j < m; j++){
- arr[i][j] = ni();
- }
- }
- for(int x = 0; x <= 9; x++){
- int delta = 0;
- for(int i = 0; i < n; i++){
- for(int j = 0; j < m; j++){
- delta += Math.abs(arr[i][j] - x);
- }
- }
- take = Math.min(take, delta);
- }
- p(take + "\n");
- }
- static final long mod = (long)1e9+7l;
- static boolean DEBUG = true;
- static FastReader sc;
- static PrintWriter out;
- public static void main(String[]args)throws IOException
- {
- out = new PrintWriter(System.out);
- sc = new FastReader();
- long s = System.currentTimeMillis();
- int t = 1;
- t = ni();
- for(int i = 1; i <= t; i++)
- process(i);
- out.flush();
- System.err.println(System.currentTimeMillis()-s+"ms");
- }
- static void trace(Object... o){ if(!DEBUG) return; System.err.println(Arrays.deepToString(o)); };
- static void pn(Object o){ out.println(o); }
- static void p(Object o){ out.print(o); }
- static int ni()throws IOException{ return Integer.parseInt(sc.next()); }
- static long nl()throws IOException{ return Long.parseLong(sc.next()); }
- static double nd()throws IOException{ return Double.parseDouble(sc.next()); }
- static String nln()throws IOException{ return sc.nextLine(); }
- static long gcd(long a, long b){ return (b==0)?a:gcd(b,a%b);}
- static int gcd(int a, int b){ return (b==0)?a:gcd(b,a%b); }
- static class FastReader{
- BufferedReader br;
- StringTokenizer st;
- public FastReader(){
- br = new BufferedReader(new InputStreamReader(System.in));
- }
- String next(){
- while (st == null || !st.hasMoreElements()){
- try{ st = new StringTokenizer(br.readLine()); } catch (IOException e){ e.printStackTrace(); }
- }
- return st.nextToken();
- }
- String nextLine(){
- String str = "";
- try{ str = br.readLine(); } catch (IOException e) { e.printStackTrace(); }
- return str;
- }
- }
- }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement