#pragma once
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef double db;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<ld, ld> pld;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<ld> vld;
typedef vector<pii> vpii;
typedef vector<pll> vpll;
typedef vector<pld> vpld;
typedef vector<vi> vvi;
template<typename T> using pq = priority_queue<T>;
template<typename T> using pqg = priority_queue<T, vector<T>, greater<T>>;
#define rep0(a) for (int i = 0; i < a; ++i)
#define rep1(i, a) for (int i = 0; i < a; ++i)
#define rep2(i, a, b) for (int i = a; i <= b; ++i)
#define rep3(i, a, b, c) for (int i = a; i <= b; i+=c)
#define overload4(a, b, c, d, e, ...) e
#define rep(...) overload4(__VA_ARGS__, rep3, rep2, rep1, rep0)(__VA_ARGS__)
#define repd0(a) for (int i = a; i >= 1; --i)
#define repd1(i, a) for (int i = a; i >= 1; --i)
#define repd2(i, a, b) for (int i = b; i >= a; --i)
#define repd3(i, a, b, c) for (int i = b; i >= a; i-=c)
#define repd(...) overload4(__VA_ARGS__, repd3, repd2, repd1, repd0)(__VA_ARGS__)
#define trav(a, x) for (auto& a : x)
#define sz(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define st first
#define nd second
#define lb lower_bound
#define ub upper_bound
#define all(x) (x).begin(), (x).end()
#define ins insert
template<typename T> bool ckmin(T &a, const T &b) { return b < a ? a = b, 1 : 0; }
template<typename T> bool ckmax(T &a, const T &b) { return a < b ? a = b, 1 : 0; }
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int MOD = 1e9 + 7;
const int INF = 0x3fffffff;
const ll LINF = 0x1fffffffffffffff;
const char nl = '\n';
const int MX = 1e5 + 3;
template<class T>
struct fenwick {
int n;
vector<T> t;
fenwick (int n=0){init(n);}
void init(int _n) {
n=_n;
t.assign(n+1, T{});
}
void update(int x, const T &v) {
for(int i = x+1; i <= n; i+=i&-i) t[i] = t[i]+v;
}
void update(int l, int r, const T &v) {
update(l, v); update(r+1, -v);
}
T query(int x) {
T res{};
for (int i = x+1; i > 0; i-=i&-i) res = res+t[i];
return res;
}
T query(int l, int r) {
return query(r) - query(l-1);
}
//find the first index that sums to >= k
int find(const T &k) {
int x = 0;
T cur{};
for (int i = 1<<(31-__builtin_clz(n)); i > 0; i>>=1)
if (x+i <= n && cur+t[x+i] < k) x+=i, cur+=t[i];
return x;
}
};
void solve() {
int n, m, q; cin >> n >> m >> q;
vi index(q+1), ans(q+1, -1); vpii ordI[n+2], ordD[n+2], ordQ[n+2];
fenwick<ll> cnt(q+1);
index.pb(0); int T = 1;
while (q--) {
int t; cin >> t;
if (t == 1) {
int l, r, c, k; cin >> l >> r >> c >> k;
ordI[l].pb({T, k}); ordI[r+1].pb({T, -k});
index[T] = c;
}
if (t == 2) {
int l, r, k; cin >> l >> r >> k;
}
if (t == 3) {
int a, b; cin >> a >> b;
ordQ[a].pb({T, b});
}
T++;
}
int cur = 0;
rep(i, 1, n) {
for(auto [T, k] : ordI[i]) cnt.update(T, k);
for (auto [T, b] : ordQ[i]) {
int idx = cnt.find(b);
ans[T] = (idx > T ? 0 : index[idx]);
}
}
trav(a, ans) if (a != -1) cout << a << nl;
}
int main(int argc, char* argv[]) {
ios_base::sync_with_stdio(0); cin.tie(NULL);
int t = 1;
// cin >> t;
while (t--) { solve(); }
return 0;
}
Compilation message
foodcourt.cpp:1:9: warning: #pragma once in main file
1 | #pragma once
| ^~~~
foodcourt.cpp: In function 'void solve()':
foodcourt.cpp:112:14: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
112 | for(auto [T, k] : ordI[i]) cnt.update(T, k);
| ^
foodcourt.cpp:114:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
114 | for (auto [T, b] : ordQ[i]) {
| ^
foodcourt.cpp:110:7: warning: unused variable 'cur' [-Wunused-variable]
110 | int cur = 0;
| ^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
600 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
600 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
30 ms |
8788 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
38 ms |
23032 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
600 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
12 ms |
6988 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
600 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
600 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
