#include <iostream>
#include <vector>
#include <tuple>
#include <queue>
#include <stack>
#include <deque>
#include <set>
#include <map>
#include <cmath>
#include <random>
#include <string>
#include <bitset>
#include <cassert>
#include <climits>
#include <algorithm>
#include <unordered_set>
#include <unordered_map>
using namespace std;
#define ll long long
#define f first
#define s second
void __print(int x) { cerr << x; }
void __print(long x) { cerr << x; }
void __print(long long x) { cerr << x; }
void __print(unsigned x) { cerr << x; }
void __print(unsigned long x) { cerr << x; }
void __print(unsigned long long x) { cerr << x; }
void __print(float x) { cerr << x; }
void __print(double x) { cerr << x; }
void __print(long double x) { cerr << x; }
void __print(char x) { cerr << '\'' << x << '\''; }
void __print(const char *x) { cerr << '\"' << x << '\"'; }
void __print(const string &x) { cerr << '\"' << x << '\"'; }
void __print(bool x) { cerr << (x ? "true" : "false"); }
template<typename A> void __print(const A &x);
template<typename A, typename B> void __print(const pair<A, B> &p);
template<typename... A> void __print(const tuple<A...> &t);
template<typename T> void __print(stack<T> s);
template<typename T> void __print(queue<T> q);
template<typename T, typename... U> void __print(priority_queue<T, U...> q);
template<typename A> void __print(const A &x) {
bool first = true;
cerr << '{';
for (const auto &i : x) {
cerr << (first ? "" : ","), __print(i);
first = false;
}
cerr << '}';
}
template<typename A, typename B> void __print(const pair<A, B> &p) {
cerr << '(';
__print(p.f);
cerr << ',';
__print(p.s);
cerr << ')';
}
template<typename... A> void __print(const tuple<A...> &t) {
bool first = true;
cerr << '(';
apply([&first] (const auto &...args) { ((cerr << (first ? "" : ","), __print(args), first = false), ...); }, t);
cerr << ')';
}
template<typename T> void __print(stack<T> s) {
vector<T> debugVector;
while (!s.empty()) {
T t = s.top();
debugVector.push_back(t);
s.pop();
}
reverse(debugVector.begin(), debugVector.end());
__print(debugVector);
}
template<typename T> void __print(queue<T> q) {
vector<T> debugVector;
while (!q.empty()) {
T t = q.front();
debugVector.push_back(t);
q.pop();
}
__print(debugVector);
}
template<typename T, typename... U> void __print(priority_queue<T, U...> q) {
vector<T> debugVector;
while (!q.empty()) {
T t = q.top();
debugVector.push_back(t);
q.pop();
}
__print(debugVector);
}
void _print() { cerr << "]\n"; }
template <typename Head, typename... Tail> void _print(const Head &H, const Tail &...T) {
__print(H);
if (sizeof...(T)) cerr << ", ";
_print(T...);
}
#ifdef DEBUG
#define D(...) cerr << "Line: " << __LINE__ << " [" << #__VA_ARGS__ << "] = ["; _print(__VA_ARGS__)
#else
#define D(...)
#endif
struct Node {
int l, r;
ll mn;
Node *lft, *rht;
Node (int tl, int tr): l(tl), r(tr), mn(1e18), lft(NULL), rht(NULL) {}
};
void create(Node *x) {
if (!x->lft) {
x->lft = new Node(x->l, (x->l + x->r) / 2);
}
if (!x->rht) {
x->rht = new Node((x->l + x->r) / 2, x->r);
}
}
void update(Node *x, int pos, ll v) {
if (pos < x->l || x->r <= pos) {
return;
}
if (x->l + 1 == x->r) {
x->mn = min(x->mn, v);
return;
}
create(x);
update(x->lft, pos, v);
update(x->rht, pos, v);
x->mn = min(x->lft->mn, x->rht->mn);
}
ll query(Node *x, int l, int r) {
if (r <= x->l || x->r <= l) {
return 1e18;
}
if (l <= x->l && x->r <= r) {
return x->mn;
}
create(x);
return min(query(x->lft, l, r), query(x->rht, l, r));
}
Node *rl, *rr;
int m, n;
ll lc, rc, ans;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
cin >> m >> n;
rl = new Node(0, n + 5);
rr = new Node(0, n + 5);
ans = 1e18;
for (int i = 0, a, b, c, d; i < m; i++) {
cin >> a >> b >> c >> d;
lc = (a == 1 ? 0 : query(rl, a, b + 1)) + d;
rc = (b == n ? 0 : query(rr, a, b + 1)) + d;
update(rl, c, lc);
update(rr, c, rc);
ans = min(ans, lc + rc - (ll) d);
}
cout << (ans == 1e18 ? -1 : ans) << "\n";
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
596 KB |
Output is correct |
11 |
Correct |
1 ms |
852 KB |
Output is correct |
12 |
Correct |
3 ms |
2132 KB |
Output is correct |
13 |
Correct |
2 ms |
2260 KB |
Output is correct |
14 |
Correct |
2 ms |
2404 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
596 KB |
Output is correct |
11 |
Correct |
1 ms |
852 KB |
Output is correct |
12 |
Correct |
3 ms |
2132 KB |
Output is correct |
13 |
Correct |
2 ms |
2260 KB |
Output is correct |
14 |
Correct |
2 ms |
2404 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
2 ms |
1492 KB |
Output is correct |
17 |
Correct |
5 ms |
3796 KB |
Output is correct |
18 |
Correct |
2 ms |
468 KB |
Output is correct |
19 |
Correct |
8 ms |
8512 KB |
Output is correct |
20 |
Correct |
4 ms |
2644 KB |
Output is correct |
21 |
Correct |
3 ms |
2516 KB |
Output is correct |
22 |
Correct |
8 ms |
8532 KB |
Output is correct |
23 |
Correct |
9 ms |
9764 KB |
Output is correct |
24 |
Correct |
9 ms |
9940 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
596 KB |
Output is correct |
11 |
Correct |
1 ms |
852 KB |
Output is correct |
12 |
Correct |
3 ms |
2132 KB |
Output is correct |
13 |
Correct |
2 ms |
2260 KB |
Output is correct |
14 |
Correct |
2 ms |
2404 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
2 ms |
1492 KB |
Output is correct |
17 |
Correct |
5 ms |
3796 KB |
Output is correct |
18 |
Correct |
2 ms |
468 KB |
Output is correct |
19 |
Correct |
8 ms |
8512 KB |
Output is correct |
20 |
Correct |
4 ms |
2644 KB |
Output is correct |
21 |
Correct |
3 ms |
2516 KB |
Output is correct |
22 |
Correct |
8 ms |
8532 KB |
Output is correct |
23 |
Correct |
9 ms |
9764 KB |
Output is correct |
24 |
Correct |
9 ms |
9940 KB |
Output is correct |
25 |
Correct |
32 ms |
14896 KB |
Output is correct |
26 |
Correct |
171 ms |
81624 KB |
Output is correct |
27 |
Correct |
406 ms |
138648 KB |
Output is correct |
28 |
Correct |
222 ms |
2964 KB |
Output is correct |
29 |
Correct |
364 ms |
166492 KB |
Output is correct |
30 |
Correct |
420 ms |
29516 KB |
Output is correct |
31 |
Correct |
762 ms |
300876 KB |
Output is correct |
32 |
Correct |
669 ms |
202140 KB |
Output is correct |
33 |
Correct |
88 ms |
69932 KB |
Output is correct |
34 |
Correct |
434 ms |
294460 KB |
Output is correct |
35 |
Runtime error |
549 ms |
524288 KB |
Execution killed with signal 9 |
36 |
Halted |
0 ms |
0 KB |
- |