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답안 #430182

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
430182 2021-06-16T11:55:52 Z yanire 기지국 (IOI20_stations) C++17
52.3205 / 100
 1190 ms 800 KB 
#include <bits/stdc++.h>
using namespace std;
#include "stations.h"
#define fin(i,s,n) for(auto i = s; i < n; ++i)
#define fine(i,s,n) for(auto i = s; i <= n; ++i)
#define x first
#define y second
#define all(x) (x).begin(),(x).end()
#define pb push_back
#define eb emplace_back
using ii = pair<int,int>;
using vi = vector<int>;
using vii = vector<ii>;
template<class T> ostream& operator<<(ostream& os, vector<T> v) {
	if(v.empty()) return os << "[]";
	os << '[' << v[0];
	fin(i,1,int(v.size())) os << ',' << v[i];
	return os << ']';
}
template<class A, class B> ostream& operator<<(ostream& os, pair<A,B> p) {
	return os << '(' << p.x << ',' << p.y << ')';
}
const int maxn = 1005;
vi l;
vi g[maxn];
int T;
void dfs(int u, int p = -1) {
	int iu = T++;
	for(int v : g[u]) if(v!=p) dfs(v,u);
	int ou = T-1;
	l[u] = 1000*iu+ou;
}
vi label(int n, int k, vi u, vi v) {
	l = vi(n,-1),T = 0;
	fin(i,0,n) g[i].clear();
	fin(i,0,n-1) g[u[i]].pb(v[i]),g[v[i]].pb(u[i]);
	dfs(0);
	return l;
}
int dir(int a, int b){ 
	if(a==b) return 0;
	return b>a?1:-1;
}
ii dcmp(int x) {
	return {x/1000,x%1000};
}
bool anc(int u, int v) {
	// while(v>=u) {
		// if(u==v) return 1;
		// v = (v-1)/2;
	// }
	// return 0;
	ii tu = dcmp(u), tv = dcmp(v);
	return tu.x <= tv.x && tu.y >= tv.y;
}
int find_next_station(int s, int t, vi c) {
	if(anc(s,t)) {
		vi ops;
		for(int v : c) if(anc(v,t)) ops.pb(v);
		if(ops.empty()) return c[0];
		return *max_element(all(ops));
	}
	for(int v : c) if(anc(v,s)) return v;
	return c[0];
}

Subtask #1
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 3 ms 308 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=1, label=6009
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 4 ms 300 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=1, label=1511
2 Halted 0 ms 0 KB -

Subtask #3
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 705 ms 636 KB Output is correct
2 Correct 707 ms 528 KB Output is correct
3 Correct 915 ms 492 KB Output is correct
4 Correct 827 ms 512 KB Output is correct
5 Correct 988 ms 512 KB Output is correct
6 Correct 714 ms 516 KB Output is correct
7 Correct 528 ms 528 KB Output is correct
8 Correct 4 ms 468 KB Output is correct
9 Correct 6 ms 468 KB Output is correct
10 Correct 0 ms 476 KB Output is correct
11 Correct 619 ms 400 KB Output is correct
12 Correct 511 ms 624 KB Output is correct
13 Correct 479 ms 612 KB Output is correct
14 Correct 532 ms 504 KB Output is correct
15 Correct 90 ms 528 KB Output is correct
16 Correct 101 ms 564 KB Output is correct
17 Correct 181 ms 528 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1190 ms 400 KB Output is correct
2 Correct 848 ms 400 KB Output is correct
3 Correct 995 ms 508 KB Output is correct
4 Correct 3 ms 472 KB Output is correct
5 Correct 5 ms 464 KB Output is correct
6 Correct 2 ms 468 KB Output is correct
7 Correct 725 ms 400 KB Output is correct
8 Correct 1071 ms 400 KB Output is correct
9 Correct 814 ms 516 KB Output is correct
10 Correct 594 ms 400 KB Output is correct
11 Correct 8 ms 468 KB Output is correct
12 Correct 6 ms 468 KB Output is correct
13 Correct 4 ms 468 KB Output is correct
14 Correct 5 ms 468 KB Output is correct
15 Correct 2 ms 464 KB Output is correct
16 Correct 752 ms 400 KB Output is correct
17 Correct 645 ms 400 KB Output is correct
18 Correct 549 ms 508 KB Output is correct
19 Correct 755 ms 400 KB Output is correct
20 Correct 493 ms 476 KB Output is correct

Subtask #5
26.3205 / 61.0

# 결과 실행 시간 메모리 Grader output
1 Partially correct 673 ms 516 KB Partially correct
2 Partially correct 525 ms 528 KB Partially correct
3 Partially correct 1105 ms 400 KB Partially correct
4 Partially correct 760 ms 508 KB Partially correct
5 Partially correct 784 ms 512 KB Partially correct
6 Partially correct 508 ms 492 KB Partially correct
7 Partially correct 456 ms 508 KB Partially correct
8 Partially correct 3 ms 472 KB Partially correct
9 Partially correct 5 ms 468 KB Partially correct
10 Partially correct 2 ms 468 KB Partially correct
11 Partially correct 535 ms 528 KB Partially correct
12 Partially correct 730 ms 632 KB Partially correct
13 Partially correct 881 ms 400 KB Partially correct
14 Partially correct 910 ms 512 KB Partially correct
15 Partially correct 878 ms 548 KB Partially correct
16 Partially correct 556 ms 500 KB Partially correct
17 Partially correct 674 ms 400 KB Partially correct
18 Partially correct 506 ms 596 KB Partially correct
19 Partially correct 476 ms 628 KB Partially correct
20 Partially correct 486 ms 512 KB Partially correct
21 Partially correct 59 ms 428 KB Partially correct
22 Partially correct 80 ms 656 KB Partially correct
23 Partially correct 98 ms 528 KB Partially correct
24 Partially correct 6 ms 468 KB Partially correct
25 Partially correct 5 ms 468 KB Partially correct
26 Partially correct 6 ms 468 KB Partially correct
27 Partially correct 6 ms 452 KB Partially correct
28 Partially correct 2 ms 468 KB Partially correct
29 Partially correct 634 ms 400 KB Partially correct
30 Partially correct 680 ms 400 KB Partially correct
31 Partially correct 797 ms 400 KB Partially correct
32 Partially correct 612 ms 400 KB Partially correct
33 Partially correct 646 ms 512 KB Partially correct
34 Partially correct 393 ms 612 KB Partially correct
35 Partially correct 414 ms 684 KB Partially correct
36 Partially correct 531 ms 604 KB Partially correct
37 Partially correct 489 ms 620 KB Partially correct
38 Partially correct 601 ms 692 KB Partially correct
39 Partially correct 502 ms 616 KB Partially correct
40 Partially correct 558 ms 628 KB Partially correct
41 Partially correct 645 ms 800 KB Partially correct
42 Partially correct 71 ms 528 KB Partially correct
43 Partially correct 132 ms 644 KB Partially correct
44 Partially correct 190 ms 528 KB Partially correct
45 Partially correct 217 ms 640 KB Partially correct
46 Partially correct 535 ms 512 KB Partially correct
47 Partially correct 406 ms 512 KB Partially correct
48 Partially correct 100 ms 752 KB Partially correct
49 Partially correct 92 ms 724 KB Partially correct