// #include <me>
#include <bits/stdc++.h>
using namespace std;
#define endl "\n"
#define pb push_back
#define int long long
const int N = 3e5 + 5, M = 1e9 + 7, LG = 20;
int n , T , x , y;
void solve(){
cin >> n >> T;
if (T == 1){
cout << 0 << endl;
}else{
int t = -1;
for (int i = 1 ; i <= n ; i++){
cin >> x;
if (t == -1){
t = x%2;
continue;
}
if(t != x%2){
cout << 1 << endl;
return;
}
}
cout << 0 << endl;
}
}
signed main(){
ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
int ts = 1;
// cin >> ts;
while(ts--){
solve();
}
}
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