#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <bits/stdc++.h>
using namespace std;
using namespace __gnu_pbds;
typedef long long ll;
typedef long double ldb;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef pair<ldb,ldb> pdd;
#define ff(i,a,b) for(int i = a; i <= b; i++)
#define fb(i,b,a) for(int i = b; i >= a; i--)
#define trav(a,x) for(auto& a : x)
#define sz(a) (int)(a).size()
#define fi first
#define se second
#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
template<typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
// os.order_of_key(k) the number of elements in the os less than k
// *os.find_by_order(k) print the k-th smallest number in os(0-based)
const int mod = 1000000007;
const int inf = 1e9 + 5;
const int mxN = 250005;
int n, X;
int niz[mxN];
int pref[mxN];
const int L = 20;
int idx = 0;
int mx[20 * mxN];
int lipa[20 * mxN][2];
void add(int A, int pos){
int tr = 0;
fb(i,L - 1,0){
int a = ((A >> i) & 1);
if(!lipa[tr][a])lipa[tr][a] = ++idx;
tr = lipa[tr][a]; mx[tr] = max(mx[tr], pos);
}
}
int query(int A){
int tr = 0, ans = 0;
fb(i,L - 1,0){
int a = ((A >> i) & 1);
int b = ((X >> i) & 1);
if(b == 1){
if(!lipa[tr][a ^ 1])return ans;
tr = lipa[tr][a ^ 1];
}
else{
if(lipa[tr][a ^ 1])ans = max(ans, mx[lipa[tr][a ^ 1]]);
tr = lipa[tr][a];
}
}
return max(mx[tr], ans);
}
int main(){
cin.tie(0)->sync_with_stdio(0);
cin >> n >> X;
ff(i,1,n)cin >> niz[i];
ff(i,1,n)pref[i] = pref[i - 1] ^ niz[i];
int pos = 0, duz = 0;
fb(i,n,1){
add(pref[i], i);
int gde = query(pref[i - 1]);
if(duz < gde - i + 1){
duz = gde - i + 1;
pos = i;
}
}
cout << pos << " " << duz << '\n';
return 0;
}
/*
4 6
6 1 2 4
4 6
0 0 0 6
// probati bojenje sahovski
*/
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