This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "light.h"
#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")
#include <bits/stdc++.h>
#include <string>
#include <iostream>
#include <cmath>
#include <numeric>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<int, int> pl;
typedef pair<ld, ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vector<int>> vvi;
typedef vector<ld> vd;
typedef vector<ll> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
#define FOR(i, a, b) for (int i = a; i < (b); i++)
#define F0R(i, a) for (int i = 0; i < (a); i++)
#define FORd(i, a, b) for (int i = (b)-1; i >= a; i--)
#define F0Rd(i, a) for (int i = (a)-1; i >= 0; i--)
#define trav(a, x) for (auto &a : x)
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)
#define len(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define F first
#define nl endl
#define S second
#define lb lower_bound
#define ub upper_bound
#define aint(x) x.begin(), x.end()
#define raint(x) x.rbegin(), x.rend()
#define ins insert
const int MOD = 1000000007;
ll cnt;
ll last = 0;
void prepare(){
cnt = 0;
}
pair<ll, vl> check(ll p,int type){
ll K = 75;
set<ll> arr;
int pos = 0;
while(pos < cnt){
arr.insert(pos+1);
pos += K;
}
ll ans = min(K,5*p);
if(type == 0){
ans = max(ans,cnt-last);
}else{
}
arr.insert(cnt+1);
last = cnt;
vl arr2;
for(ll a:arr){
arr2.pb(a);
}
return {ans,arr2};
}
pair<ll, vl> join(ll p){
cnt += p;
return check(p,0);
}
pair<ll, vl> leave(ll p){
cnt -= p;
return check(p,1);
}
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