You may print every letter in any case you want.
What we need is odd number of odd numbers so we will iterate over number of odd numbers and check if we can select x numbers to form the sum as odd
#include <bits/stdc++.h>
using namespace std;
#define int long long int
#define F first
#define S second
#define pb push_back
#define si set <int>
#define vi vector <int>
#define pii pair <int, int>
#define vpi vector <pii>
#define vpp vector <pair<int, pii>>
#define mii map <int, int>
#define mpi map <pii, int>
#define spi set <pii>
#define endl "\n"
#define sz(x) ((int) x.size())
#define all(p) p.begin(), p.end()
#define double long double
#define que_max priority_queue <int>
#define que_min priority_queue <int, vi, greater<int>>
#define bug(...) __f (#__VA_ARGS__, __VA_ARGS__)
#define print(a) for(auto x : a) cout << x << " "; cout << endl
#define print1(a) for(auto x : a) cout << x.F << " " << x.S << endl
#define print2(a,x,y) for(int i = x; i < y; i++) cout<< a[i]<< " "; cout << endl
inline int power(int a, int b)
{
int x = 1;
while (b)
{
if (b & 1) x *= a;
a *= a;
b >>= 1;
}
return x;
}
template <typename Arg1>
void __f (const char* name, Arg1&& arg1) { cout << name << " : " << arg1 << endl; }
template <typename Arg1, typename... Args>
void __f (const char* names, Arg1&& arg1, Args&&... args)
{
const char* comma = strchr (names + 1, ',');
cout.write (names, comma - names) << " : " << arg1 << " | "; __f (comma + 1, args...);
}
const int N = 200005;
void solve() {
int n,x;
cin>>n>>x;
vi v(n);
int odd = 0, even = 0;
for (int i = 0; i < n; i++)
{
cin>>v[i];
odd+=v[i]%2;
}
even = n-odd;
if(odd==0){
cout<<"No\n";
return;
}
for(int i=1; i<=odd && i<=x; i+=2){
int need = x-i;
if(need<=0 || need<=even){
cout<<"Yes\n";
return;
}
}
cout<<"No\n";
}
int32_t main()
{
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
clock_t z = clock();
int t = 1;
cin >> t;
while (t--) solve();
return 0;
}
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