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답안 #243273

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
243273 2020-06-30T16:42:04 Z BamiTorabi 007 (CEOI14_007) C++14
0 / 100
 343 ms 36216 KB 
//Sasayego! Sasayego! Shinzou wo Sasageyo!

#include <iostream>
#include <iomanip>
#include <algorithm>
#include <cmath>
#include <ctime>
#include <cstring>
#include <vector>
#include <set>
#include <map>
#include <stack>
#include <queue>
#include <deque>
#include <numeric>
#include <bitset>
#include <ctime>
#define debug(x)  cerr << #x << " = " << x << endl
#define lid (id << 1)
#define rid (lid ^ 1)
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair <ll, ll> pll;
typedef pair <int, int> pii;

const int maxN = 2e5 + 5;
const ll INF = 1e18;
const ll MOD = 1e9 + 7;

int dist[4][maxN];
queue <int> Q;
vector <int> G[maxN];

void BFS(int ix, int st){
	dist[ix][st] = 0;
	Q.push(st);
	while (!Q.empty()){
		int v = Q.front(); Q.pop();
		for (int u : G[v])
			if (dist[ix][u] > dist[ix][v] + 1){
				dist[ix][u] = dist[ix][v] + 1;
				Q.push(u);
			}
	}
	return;
}

int main(){
	time_t START = clock();
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	memset(dist, 63, sizeof dist);
	int n, m, s, t, a, b;
	scanf("%d%d%d%d%d%d", &n, &m, &s, &t, &a, &b);
	while (m--){
		int u, v; scanf("%d%d", &u, &v);
		G[u].push_back(v);
		G[v].push_back(u);
	}
	BFS(0, s);
	BFS(1, t);
	BFS(2, a);
	BFS(3, b);
	if (dist[2][t] < dist[2][s] || dist[3][t] < dist[b][s])
		return printf("-1\n"), 0;
	return printf("-2\n"), 0;
	if (dist[2][t] - dist[2][s] != dist[3][t] - dist[3][s])
		return printf("%d\n", min(dist[2][t] - dist[2][s], dist[3][t] - dist[3][s])), 0;
	int mns = n, mnt = n;
	for (int i = 1; i <= n; i++){
		if (dist[0][i] + dist[2][i] == dist[2][s] && dist[0][i] + dist[3][i] == dist[3][s])
			mns = min(mns, dist[2][i]);
		if (dist[1][i] + dist[2][i] == dist[2][t] && dist[1][i] + dist[3][i] == dist[3][t])
			mnt = min(mnt, dist[3][i]);
	}
	printf("%d\n", dist[2][t] - dist[2][s] - (mnt > mns));
	time_t FINISH = clock();
	cerr << "Execution time: " << (ld)(FINISH - START) / CLOCKS_PER_SEC * 1000.0 << " milliseconds.\n";
	return 0;
}

Compilation message

007.cpp: In function 'int main()':
007.cpp:54:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d%d%d%d", &n, &m, &s, &t, &a, &b);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
007.cpp:56:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int u, v; scanf("%d%d", &u, &v);
             ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
0.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 18 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Incorrect 9 ms 8064 KB Output isn't correct
3 Runtime error 18 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
4 Runtime error 18 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
5 Runtime error 18 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Runtime error 18 ms 16512 KB Execution killed with signal 11 (could be triggered by violating memory limits)
7 Runtime error 19 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
8 Runtime error 18 ms 16280 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Runtime error 21 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
10 Runtime error 18 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
11 Runtime error 20 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
12 Runtime error 19 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
13 Runtime error 20 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
14 Incorrect 9 ms 8192 KB Output isn't correct
15 Runtime error 20 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Runtime error 24 ms 16340 KB Execution killed with signal 11 (could be triggered by violating memory limits)
17 Runtime error 19 ms 16488 KB Execution killed with signal 11 (could be triggered by violating memory limits)
18 Runtime error 19 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
19 Runtime error 19 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
20 Runtime error 19 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
21 Runtime error 18 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
22 Runtime error 18 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
23 Runtime error 18 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
24 Runtime error 20 ms 16384 KB Execution killed with signal 11 (could be triggered by violating memory limits)

Subtask #2
0.0 / 70.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 46 ms 18936 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Runtime error 70 ms 20088 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Runtime error 49 ms 19064 KB Execution killed with signal 11 (could be triggered by violating memory limits)
4 Runtime error 62 ms 20216 KB Execution killed with signal 11 (could be triggered by violating memory limits)
5 Runtime error 44 ms 18908 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Runtime error 45 ms 19304 KB Execution killed with signal 11 (could be triggered by violating memory limits)
7 Runtime error 47 ms 19448 KB Execution killed with signal 11 (could be triggered by violating memory limits)
8 Runtime error 50 ms 19576 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Runtime error 62 ms 20216 KB Execution killed with signal 11 (could be triggered by violating memory limits)
10 Runtime error 204 ms 28792 KB Execution killed with signal 11 (could be triggered by violating memory limits)
11 Runtime error 80 ms 22392 KB Execution killed with signal 11 (could be triggered by violating memory limits)
12 Runtime error 118 ms 23672 KB Execution killed with signal 11 (could be triggered by violating memory limits)
13 Runtime error 93 ms 22648 KB Execution killed with signal 11 (could be triggered by violating memory limits)
14 Correct 62 ms 10744 KB Output is correct
15 Runtime error 112 ms 23676 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Runtime error 133 ms 24056 KB Execution killed with signal 11 (could be triggered by violating memory limits)
17 Runtime error 102 ms 23288 KB Execution killed with signal 11 (could be triggered by violating memory limits)
18 Runtime error 145 ms 23288 KB Execution killed with signal 11 (could be triggered by violating memory limits)
19 Runtime error 144 ms 25720 KB Execution killed with signal 11 (could be triggered by violating memory limits)
20 Runtime error 259 ms 31480 KB Execution killed with signal 11 (could be triggered by violating memory limits)
21 Runtime error 150 ms 26488 KB Execution killed with signal 11 (could be triggered by violating memory limits)
22 Runtime error 157 ms 25208 KB Execution killed with signal 11 (could be triggered by violating memory limits)
23 Runtime error 151 ms 26368 KB Execution killed with signal 11 (could be triggered by violating memory limits)
24 Runtime error 143 ms 26360 KB Execution killed with signal 11 (could be triggered by violating memory limits)
25 Runtime error 136 ms 25720 KB Execution killed with signal 11 (could be triggered by violating memory limits)
26 Runtime error 132 ms 25208 KB Execution killed with signal 11 (could be triggered by violating memory limits)
27 Runtime error 151 ms 26744 KB Execution killed with signal 11 (could be triggered by violating memory limits)
28 Runtime error 173 ms 26488 KB Execution killed with signal 11 (could be triggered by violating memory limits)
29 Runtime error 194 ms 28068 KB Execution killed with signal 11 (could be triggered by violating memory limits)
30 Runtime error 285 ms 32504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
31 Runtime error 171 ms 28024 KB Execution killed with signal 11 (could be triggered by violating memory limits)
32 Runtime error 161 ms 26360 KB Execution killed with signal 11 (could be triggered by violating memory limits)
33 Runtime error 162 ms 26744 KB Execution killed with signal 11 (could be triggered by violating memory limits)
34 Runtime error 180 ms 27384 KB Execution killed with signal 11 (could be triggered by violating memory limits)
35 Runtime error 153 ms 26872 KB Execution killed with signal 11 (could be triggered by violating memory limits)
36 Runtime error 157 ms 27256 KB Execution killed with signal 11 (could be triggered by violating memory limits)
37 Runtime error 199 ms 28792 KB Execution killed with signal 11 (could be triggered by violating memory limits)
38 Runtime error 187 ms 28408 KB Execution killed with signal 11 (could be triggered by violating memory limits)
39 Runtime error 212 ms 28408 KB Execution killed with signal 11 (could be triggered by violating memory limits)
40 Runtime error 255 ms 31992 KB Execution killed with signal 11 (could be triggered by violating memory limits)
41 Runtime error 343 ms 36216 KB Execution killed with signal 11 (could be triggered by violating memory limits)