#include "gap.h"
#include <bits/stdc++.h>
#pragma GCC target("avx2")
#pragma GCC optimize("O3,unroll-loops")
using namespace std;
#define pii pair<int,int>
#define ff first
#define ss second
#define sp << " " <<
#define all(cont) cont.begin(),cont.end()
#define vi vector<int>
const long long inf = 1e18,N = 3e5+1,MOD = 998244353,B = 250;
long long findGap(int32_t T, int32_t N)
{
long long ans = 0;
long long l,r;
long long* lp,*rp;
MinMax(0,inf,lp,rp);
int cur = l;
while (1) {
MinMax(cur,cur,lp,rp);
ans = max(ans,*lp-*rp);
cur = *lp+1;
if (cur > inf) break;
}
return ans;
}
