#pragma GCC optimize( O3 )   #pragma GCC optimize( unroll-loops )   #include<iostream>   #include<string>   #include<cstdio>   #include<vector>   #include<cmath>   #include<algorithm>   #include<functional>   #include<iomanip>   #include<queue>   #include<ciso646>   #include<random>   #include<map>   #include<set>   #include<bitset>   #include<stack>   #include<unordered_map>   #include<unordered_set>   #include<utility>   #include<cassert>   #include<complex>   #include<numeric>   #include<array>   using namespace std;      //#define int long long   typedef long long ll;      typedef unsigned long long ul;   typedef unsigned int ui;   constexpr ll mod = 10007;   const ll INF = mod * mod;   typedef pair<int, int>P;   #define stop char nyaa;cin>>nyaa;   #define rep(i,n) for(int i=0;i<n;i++)   #define per(i,n) for(int i=n-1;i>=0;i--)   #define Rep(i,sta,n) for(int i=sta;i<n;i++)   #define rep1(i,n) for(int i=1;i<=n;i++)   #define per1(i,n) for(int i=n;i>=1;i--)   #define Rep1(i,sta,n) for(int i=sta;i<=n;i++)   #define all(v) (v).begin(),(v).end()   typedef pair<ll, ll> LP;   typedef long double ld;   typedef pair<ld, ld> LDP;   const ld eps = 1e-12;   const ld pi = acosl(-1.0);      ll mod_pow(ll x, ll n, ll m = mod) {    if (n < 0) {     ll res = mod_pow(x, -n, m);     return mod_pow(res, m - 2, m);    }    if (abs(x) >= m)x %= m;    if (x < 0)x += m;    ll res = 1;    while (n) {     if (n & 1)res = res * x % m;     x = x * x % m; n >>= 1;    }    return res;   }   struct modint {    ll n;    modint() :n(0) { ; }    modint(ll m) :n(m) {     if (n >= mod)n %= mod;     else if (n < 0)n = (n % mod + mod) % mod;    }    operator int() { return n; }   };   bool operator==(modint a, modint b) { return a.n == b.n; }   modint operator+=(modint& a, modint b) { a.n += b.n; if (a.n >= mod)a.n -= mod; return a; }   modint operator-=(modint& a, modint b) { a.n -= b.n; if (a.n < 0)a.n += mod; return a; }   modint operator*=(modint& a, modint b) { a.n = ((ll)a.n * b.n) % mod; return a; }   modint operator+(modint a, modint b) { return a += b; }   modint operator-(modint a, modint b) { return a -= b; }   modint operator*(modint a, modint b) { return a *= b; }   modint operator^(modint a, ll n) {    if (n == 0)return modint(1);    modint res = (a * a) ^ (n / 2);    if (n % 2)res = res * a;    return res;   }      ll inv(ll a, ll p) {    return (a == 1 ? 1 : (1 - p * inv(p % a, a)) / a + p);   }   modint operator/(modint a, modint b) { return a * modint(inv(b, mod)); }   modint operator/=(modint& a, modint b) { a = a / b; return a; }   const int max_n = 1 << 1;   modint fact[max_n], factinv[max_n];   void init_f() {    fact[0] = modint(1);    for (int i = 0; i < max_n - 1; i++) {     fact[i + 1] = fact[i] * modint(i + 1);    }    factinv[max_n - 1] = modint(1) / fact[max_n - 1];    for (int i = max_n - 2; i >= 0; i--) {     factinv[i] = factinv[i + 1] * modint(i + 1);    }   }   modint comb(int a, int b) {    if (a < 0 || b < 0 || a < b)return 0;    return fact[a] * factinv[b] * factinv[a - b];   }   modint combP(int a, int b) {    if (a < 0 || b < 0 || a < b)return 0;    return fact[a] * factinv[a - b];   }      void solve() {    int n, m, x; cin >> n >> m >> x;    vector<int> h(n); rep(i, n)cin >> h[i];    vector<int> sum(m);    priority_queue<P, vector<P>, greater<P>> q;    rep(i, m)q.push({ 0,i });    vector<int> ans(n);    rep(i, n) {     P p = q.top(); q.pop();     int id = p.second;     ans[i] = id;     sum[id] += h[i];     q.push({ sum[id],id });    }    cout <<  YES n ;    rep(i, n) {     if (i > 0)cout <<    ;     cout << ans[i] + 1;    }    cout <<   n ;   }         signed main() {    ios::sync_with_stdio(false);    cin.tie(0);    //cout << fixed << setprecision(10);    //init_f();    //init();    //expr();    int t; cin >> t; rep(i, t)     solve();    return 0;   }