1
2 1
-2 -3
 3
1 1
1
5 4
5 -1 4 2 0
1 2
69
 1
5 1
-5 -4 -3 -2 -1
 1
2 1
-6 -9
 1
1 398708496844866113
959414461
 1
2 1
-5 -4
 2
3 1
-1 -2 0
3 2
-1 -2 0
 1
5 1
-1 -2 -3 -4 -5
 1
2 1
-1000000000 -1000000000
 1
2 1
-199 -191
 1
1 1
-1000
 1
2 1
-5 -5
 1
5 5
-999999995 -999999996 -999999997 -999999998 -999999999
 1
3 1
-4 -5 -6
 1
1 1
-1
 1
3 1
-3 -4 -5
 1
3 1
-1000000000 -1000000000 -1000000000
 1
2 1
-10 -11
 1
3 3
-100 -100 -100
 1
3 1
-1 -2 -3
 1
5 5
-10 -9 -8 -7 -6
 1
4 1
-1 -1 -1 -1
 1
2 1
-1 -2
 1
3 999
1000000000 -1000000000 -31
 5
20 809014
289 -254 1 -109 -167 93 23 -37 -31 -109 204 59 296 49 132 0 -28 35 -197 -266
20 458494
113 218 -292 -298 179 258 -257 -20 296 76 -145 93 -282 -261 -159 -45 255 -107 171 63
14 876161
69 74 12 2 177 -113 103 93 38 -48 282 169 205 145
26 731742
76 190 -227 -81 -293 243 -122 -122 252 16 -88 243 -216 -275 -267 188 144 -245 -117 -244 -259 281 -273 -206 112 -51
20 327039
42 133 231 128 19 181 -137 193 136 75 -203 55 37 -155 -219 182 -178 -280 2 132
 4
6 4
219 57 -58 230 173 177
2 4
266 176
3 2
134 -190 202
5 69
-1000000000 -1000000000 1000000000 0 1000000000
 1
5 1
-9 -8 -7 -6 -5
 1
3 1
-1 -4 -10
 1
5 3
-4 -5 -6 -7 -8
 1
2 3
-3 -3
 1
5 1000000000000000000
-5 -4 -3 -2 -1

0 1  
 0  
6 0 5 3 1  
0  
 4 3 2 1 0  
 0 3  
 0  
 1 0  
 1 2 0  
1 0 2  
 0 1 2 3 4  
 0 0  
 8 0  
 0  
 0 0  
 0 1 2 3 4  
 0 1 2  
 0  
 0 1 2  
 0 0 0  
 0 1  
 0 0 0  
 0 1 2  
 4 3 2 1 0  
 0 0 0 0  
 0 1  
 0 2000000000 1000000031  
 555 12 267 157 99 359 289 229 235 157 470 325 562 315 398 266 238 301 69 0  
411 516 6 0 477 556 41 278 594 374 153 391 16 37 139 253 553 191 469 361  
213 208 270 280 105 395 179 189 244 330 0 113 77 137  
369 483 66 212 0 536 171 171 545 309 205 536 77 18 26 481 437 48 176 49 34 574 20 87 405 242  
189 98 0 103 212 50 368 38 95 156 434 176 194 386 450 49 409 511 229 99  
 277 115 0 288 231 235  
90 0  
324 0 392  
2000000000 2000000000 0 1000000000 0  
 4 3 2 1 0  
 0 3 9  
 0 1 2 3 4  
 0 0  
 0 1 2 3 4  

import java.io.*;
import java.util.*;

public class Main{
    public static void main(String args[]){
        Solver s=new Solver();
        s.run();
    }
}



class Solver {
    StringBuilder out=new StringBuilder(40000000);
    FastReader in=new FastReader();
    public long pow(long a, long b){
        long ans=1;
        while(b>0){
            if(b%2==1){
                ans*=a;
            }
            a*=a;
            b/=2;
        }
        return ans;
    }
    public int[] getIntArray(int n){
        int arr[]=new int[n];
        for(int i=0;i<n;i++){
            arr[i]=in.nextInt();
        }
        return arr;
    }


    int mod=(int)1e9 +7;

    public void solve(){
        int n=in.nextInt();
        long arr[]=new long[n], K=in.nextLong();
        Long max=Long.MIN_VALUE;
        for(int i=0;i<n;i++){
            arr[i]=in.nextLong();
            max=Math.max(arr[i], max);
        }
        long temp;
        long p=-1,k=0;
        while(true){
            temp=Long.MIN_VALUE;
            for(int i=0;i<n;i++){
                arr[i]=max-arr[i];
                temp=Math.max(temp, arr[i]);
            }
            // System.out.println(k+" "+temp+" ");
            if(++k==K || temp == 0 || (K-k)%2==0){
                break;
            }
            max=temp;
        }
        for(int i=0;i<n;i++){
            out.append(arr[i]).append(' ');
        }
        

    }
    public void run(){
        int t=in.nextInt();
        for(int i=0;i<t;i++){
            solve();
            out.append('\n');
        }
        System.out.println(out);
    }
}
    
    
class FastReader { 
    final private int BUFFER_SIZE = 1 << 16; 
    private DataInputStream din; 
    private byte[] buffer; 
    private int bufferPointer, bytesRead; 
    
    public FastReader() { 
        din = new DataInputStream(System.in); 
        buffer = new byte[BUFFER_SIZE]; 
        bufferPointer = bytesRead = 0; 
    } 
    
    public FastReader(String file_name) throws IOException{ 
        din = new DataInputStream(new FileInputStream(file_name)); 
        buffer = new byte[BUFFER_SIZE]; 
        bufferPointer = bytesRead = 0; 
    } 
    
    public String nextLine() { 
        try{
            byte[] buf = new byte[10000]; // line length 
            int cnt = 0, c; 
            while ((c = read()) != -1) { 
                if (c == '\n') 
                    break; 
                buf[cnt++] = (byte) c; 
            } 
            return new String(buf, 0, cnt); 
        }catch (Exception e){
            System.out.println(e.getMessage());
            return null;
        }
    } 
    
    public int nextInt()  { 
        int ret = 0; 
        try {
            byte c = read(); 
            while (c <= ' ') 
                c = read(); 
            boolean neg = (c == '-'); 
            if (neg) c = read(); 
            do{ 
                ret = ret * 10 + c - '0'; 
            } while ((c = read()) >= '0' && c <= '9'); 
            if (neg) return -ret; 
            return ret; 
        } catch (Exception e) {
            System.out.println(e.getMessage());
                return -1;
            }
        } 
    
    public long nextLong()   {         
        try {
            long ret = 0; 
            byte c = read(); 
            while (c <= ' ') c = read(); 
            boolean neg = (c == '-'); 
            if (neg) 
                c = read(); 
            do { 
                ret = ret * 10 + c - '0'; 
            } 
            while ((c = read()) >= '0' && c <= '9'); 
            if (neg) 
                return -ret; 
            return ret;
        } catch (Exception e) {
            System.out.println(e.getMessage());
            return -1;
        }
    }
    
    public double nextDouble()  {
        try {
            double ret = 0, div = 1; 
            byte c = read(); 
            while (c <= ' ') 
                c = read(); 
            boolean neg = (c == '-'); 
            if (neg) c = read();     
            do { 
                ret = ret * 10 + c - '0'; 
            } 
            while ((c = read()) >= '0' && c <= '9'); 
            if (c == '.') { 
                while ((c = read()) >= '0' && c <= '9') { 
                    ret += (c - '0') / (div *= 10); 
                } 
            } 
            if (neg) return -ret; 
            return ret;
        } catch (Exception e) {
            System.out.println(e.getMessage());
            return -1;
        }
    } 
    
    private void fillBuffer() throws IOException{ 
        bytesRead = din.read(buffer, bufferPointer = 0, BUFFER_SIZE); 
        if (bytesRead == -1) 
            buffer[0] = -1; 
    } 
    
    private byte read() throws IOException  { 
        try{
            if (bufferPointer == bytesRead) 
                fillBuffer(); 
            return buffer[bufferPointer++]; 
            }catch(Exception e){
                System.out.println(e.getMessage());
                return -1;
            }
        } 
    
    public void close() throws IOException { 
        if (din == null) 
            return; 
        din.close(); 
    } 
} 


    // 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();
    //     }
    
    //     int nextInt() {
    //         return Integer.parseInt(next());
    //     }
    
    //     long nextLong() {
    //         return Long.parseLong(next());
    //     }
    
    //     double nextDouble() {
    //         return Double.parseDouble(next());
    //     }
    
    //     String nextLine() {
    //         String str = "";
    //         try {
    //             str = br.readLine();
    //         } catch (IOException e) {
    //             e.printStackTrace();
    //         }
    //         return str;
    //     }
    // }