#include "gap.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
ll findGap(int t, int n){
ll ans = 0;
if(t == 1){
vector<ll> a;
ll l = 0, r = 1e18, mn, mx;
while(a.size() < n){
MinMax(l, r, &mn, &mx);
if(mn == -1) break;
a.push_back(mn);
a.push_back(mx);
l = mn + 1;
r = mx - 1;
}
sort(a.begin(), a.end());
for(int i = 0; i + 1 < a.size(); i++) ans = max(ans, a[i + 1] - a[i]);
}else{
ll st, en;
MinMax(0, 1e18, &st, &en);
ll X = (en - st + n - 2) / (n - 1), x = st, premx = -1;
ans = X;
while(x <= en){
ll mn, mx;
MinMax(x, x + X, &mn, &mx);
if(premx != -1) ans = max(ans, mn - premx);
premx = max(premx, mx);
x = x + X + 1;
}
}
return ans;
}
