#include <bits/stdc++.h>
#include "happiness.h"
using namespace std;
using ll = long long;
#define thuhien ""
#define re exit(0);
multiset <ll> coins;
bool check(multiset <ll> & a) {
if (a.empty()) return 1;
ll s = 0;
for (ll x : a) {
if (x - 1 > s) return 0;
s += x;
}
return 1;
}
bool init(int cnt,ll maxsize,ll tmp[]) {
for (int i = 0;i < cnt;i++) coins.insert(tmp[i]);
return check(coins);
}
bool is_happy(int type,int cnt,ll tmp[]) {
for (int i = 0;i < cnt;i++) {
if (type == -1) coins.erase(coins.find(tmp[i]));
else coins.insert(tmp[i]);
}
return check(coins);
}
