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  

#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
template <typename T> using oset = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
//value->find_by_order(elem), index->order_of_key(elme) [both in O(logn)]
//mt19937 mt(chrono::high_resolution_clock::now().time_since_epoch().count());
//cerr << "\nTime elapsed: " << 1000 * clock() / CLOCKS_PER_SEC << "ms\n";
#define setbits(x)      __builtin_popcountll(x)
#define leadzero(x)     __builtin_clz(x)
#define trailzero(x)    __builtin_ctz(x)
#define bitsparity(x)   __builtin_parity(x)
#define mod             1000000007
#define FIO             ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define ll              long long 
#define pre(y,x)        fixed<<setprecision(y)<<x
#define dbg1(x)         cerr << "|" << #x << ": " << (x) << "|\n";
#define dbg2(x,y)       cerr << "|" << #x << ": " << (x) << "|" << #y << ": " << (y) << "|\n";
#define dbg3(x,y,z)     cerr << "|" << #x << ": " << (x) << "|" << #y << ": " << (y) << "|" << #z << ": " << (z) << "|\n";
#define ff              first
#define ss              second
#define pb              push_back
#define eb              emplace_back
#define popb            pop_back
#define all(v)          v.begin(), v.end()
typedef pair<int, int> pii; 
typedef pair<ll, ll> pll; 
typedef pair<string, string> pss; 
typedef vector<int> vi; 
typedef vector<vi> vvi; 
typedef vector<pii> vii;
typedef vector<pll> vll; 
typedef vector<ll> vl; 
typedef vector<vl> vvl;
typedef vector<string> vs;
ll power(ll a,ll b){if(b==0) return 1;ll res;while(b>0){if(b&1) res *= a;a *= a;b >>=1;}return res;}
int is(int n){if(n==1) return 0;for(int i=2;i*i<=n;i++){if(n%i==0) return false;}return true;}
bool ispoweroftwo(ll x){ return (x&&!(x&(x-1)));}
inline ll gcd(ll a, ll b) {ll r; while (b) {r = a % b; a = b; b = r;} return a;}
inline ll lcm(ll a, ll b) {return a / gcd(a, b) * b;}
const int inf = 1e9;
const double pi = acos(-1);
const ll INF = 1e18;
//////////////////////////////////////////////////////////////////////////////////////////////////////////////

void solve(){
		int n, k;
		cin >> n >> k;
		int a[n];
		for(int i=0; i<n; ++i) cin >> a[i];
		if(k&1){
			int mx = *max_element(a, a+n);
			for(int i=0; i<n; ++i){
				cout << mx - (a[i]) << ' ';
			}
		} else {
			int cnt=0;
			while(cnt!=2){
				int mx = *max_element(a, a+n);
				for(int i=0; i<n; ++i){
					a[i] = mx - (a[i]);
				}
				cnt++;
			}
			for(int x: a){
				cout << x << ' ';
			}
		}
		cout << endl;
				
}
int main(){
		FIO;
		int t; cin >> t;
		while(t--)
			solve();
		return 0; 
}
/*

*/