oj.uz

답안 #134594

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
134594 2019-07-23T05:08:01 Z 임유진(#3241) Telegraph (JOI16_telegraph) C++14
40 / 100
 11 ms 504 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long lint;

const lint LINF = 1ll << 60;

int A[20], C[20];
bool chk[20];

void dfs(int x, int i) {
	chk[x] = true;
	if((i & (1 << x)) == 0 && !chk[A[x]]) dfs(A[x], i);
}

int main() {
	ios::sync_with_stdio(false); cin.tie(0);

	int N;
	lint ans = LINF;
	int cnt[20];

	cin >> N;
	for(int i = 0; i < N; i++) cin >> A[i] >> C[i];

	for(int i = 0; i < N; i++) A[i]--;
	for(int i = 0; i < (1 << N); i++) {
		bool b = true;
		for(int j = 0; j < N; j++) {
			cnt[j] = 0;
			chk[j] = false;
		}
		for(int j = 0; j < N; j++) if((i & (1 << j)) == 0) cnt[A[j]]++;
		for(int j = 0; j < N; j++) if(cnt[j] > 1) b = false;
		if(!b) continue;
		for(int j = 0; j < N; j++) if(cnt[j] == 0) dfs(j, i);
		int nr = 0;
		for(int j = 0; j < N; j++) if(!chk[j]) nr++;
		if(nr == N) dfs(0, i);
		nr = 0;
		for(int j = 0; j < N; j++) if(!chk[j]) nr++;
		if(nr > 0) continue;
		lint sum = 0ll;
		for(int j = 0; j < N; j++) if(i & (1 << j)) sum += C[j];
		//printf("i = %d, sum = %lld\n", i, sum);
		ans = min(ans, sum);
	}

	cout << ans;
	return 0;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 3 ms 424 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 380 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 256 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 256 KB Output is correct
37 Correct 2 ms 376 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 376 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 376 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 256 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 2 ms 376 KB Output is correct
48 Correct 2 ms 376 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 3 ms 424 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 380 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 256 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 256 KB Output is correct
37 Correct 2 ms 376 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 376 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 376 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 256 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 2 ms 376 KB Output is correct
48 Correct 2 ms 376 KB Output is correct
49 Correct 7 ms 256 KB Output is correct
50 Correct 5 ms 376 KB Output is correct
51 Correct 6 ms 256 KB Output is correct
52 Correct 6 ms 376 KB Output is correct
53 Correct 6 ms 376 KB Output is correct
54 Correct 11 ms 376 KB Output is correct
55 Correct 11 ms 256 KB Output is correct
56 Correct 11 ms 376 KB Output is correct
57 Correct 11 ms 256 KB Output is correct
58 Correct 11 ms 376 KB Output is correct
59 Correct 4 ms 376 KB Output is correct
60 Correct 4 ms 376 KB Output is correct
61 Correct 4 ms 376 KB Output is correct
62 Correct 4 ms 376 KB Output is correct
63 Correct 4 ms 376 KB Output is correct
64 Correct 4 ms 376 KB Output is correct
65 Correct 4 ms 376 KB Output is correct
66 Correct 4 ms 376 KB Output is correct
67 Correct 4 ms 376 KB Output is correct
68 Correct 5 ms 376 KB Output is correct
69 Correct 5 ms 376 KB Output is correct
70 Correct 6 ms 376 KB Output is correct
71 Correct 6 ms 376 KB Output is correct
72 Correct 6 ms 376 KB Output is correct
73 Correct 7 ms 376 KB Output is correct
74 Correct 6 ms 376 KB Output is correct
75 Correct 6 ms 376 KB Output is correct
76 Correct 6 ms 376 KB Output is correct
77 Correct 6 ms 376 KB Output is correct
78 Correct 6 ms 376 KB Output is correct
79 Correct 6 ms 376 KB Output is correct
80 Correct 5 ms 376 KB Output is correct
81 Correct 10 ms 376 KB Output is correct
82 Correct 9 ms 256 KB Output is correct
83 Correct 9 ms 376 KB Output is correct
84 Correct 9 ms 380 KB Output is correct
85 Correct 5 ms 256 KB Output is correct
86 Correct 5 ms 376 KB Output is correct
87 Correct 9 ms 376 KB Output is correct
88 Correct 10 ms 376 KB Output is correct
89 Correct 2 ms 376 KB Output is correct
90 Correct 4 ms 376 KB Output is correct
91 Correct 2 ms 256 KB Output is correct
92 Correct 2 ms 252 KB Output is correct
93 Correct 5 ms 376 KB Output is correct
94 Correct 3 ms 376 KB Output is correct
95 Correct 2 ms 376 KB Output is correct
96 Correct 2 ms 376 KB Output is correct

Subtask #3
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 3 ms 424 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 380 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 256 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 256 KB Output is correct
37 Correct 2 ms 376 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 376 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 376 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 256 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 2 ms 376 KB Output is correct
48 Correct 2 ms 376 KB Output is correct
49 Correct 7 ms 256 KB Output is correct
50 Correct 5 ms 376 KB Output is correct
51 Correct 6 ms 256 KB Output is correct
52 Correct 6 ms 376 KB Output is correct
53 Correct 6 ms 376 KB Output is correct
54 Correct 11 ms 376 KB Output is correct
55 Correct 11 ms 256 KB Output is correct
56 Correct 11 ms 376 KB Output is correct
57 Correct 11 ms 256 KB Output is correct
58 Correct 11 ms 376 KB Output is correct
59 Correct 4 ms 376 KB Output is correct
60 Correct 4 ms 376 KB Output is correct
61 Correct 4 ms 376 KB Output is correct
62 Correct 4 ms 376 KB Output is correct
63 Correct 4 ms 376 KB Output is correct
64 Correct 4 ms 376 KB Output is correct
65 Correct 4 ms 376 KB Output is correct
66 Correct 4 ms 376 KB Output is correct
67 Correct 4 ms 376 KB Output is correct
68 Correct 5 ms 376 KB Output is correct
69 Correct 5 ms 376 KB Output is correct
70 Correct 6 ms 376 KB Output is correct
71 Correct 6 ms 376 KB Output is correct
72 Correct 6 ms 376 KB Output is correct
73 Correct 7 ms 376 KB Output is correct
74 Correct 6 ms 376 KB Output is correct
75 Correct 6 ms 376 KB Output is correct
76 Correct 6 ms 376 KB Output is correct
77 Correct 6 ms 376 KB Output is correct
78 Correct 6 ms 376 KB Output is correct
79 Correct 6 ms 376 KB Output is correct
80 Correct 5 ms 376 KB Output is correct
81 Correct 10 ms 376 KB Output is correct
82 Correct 9 ms 256 KB Output is correct
83 Correct 9 ms 376 KB Output is correct
84 Correct 9 ms 380 KB Output is correct
85 Correct 5 ms 256 KB Output is correct
86 Correct 5 ms 376 KB Output is correct
87 Correct 9 ms 376 KB Output is correct
88 Correct 10 ms 376 KB Output is correct
89 Correct 2 ms 376 KB Output is correct
90 Correct 4 ms 376 KB Output is correct
91 Correct 2 ms 256 KB Output is correct
92 Correct 2 ms 252 KB Output is correct
93 Correct 5 ms 376 KB Output is correct
94 Correct 3 ms 376 KB Output is correct
95 Correct 2 ms 376 KB Output is correct
96 Correct 2 ms 376 KB Output is correct
97 Runtime error 2 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
98 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 3 ms 424 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 380 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 256 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 256 KB Output is correct
37 Correct 2 ms 376 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 376 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 376 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 256 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 2 ms 376 KB Output is correct
48 Correct 2 ms 376 KB Output is correct
49 Correct 7 ms 256 KB Output is correct
50 Correct 5 ms 376 KB Output is correct
51 Correct 6 ms 256 KB Output is correct
52 Correct 6 ms 376 KB Output is correct
53 Correct 6 ms 376 KB Output is correct
54 Correct 11 ms 376 KB Output is correct
55 Correct 11 ms 256 KB Output is correct
56 Correct 11 ms 376 KB Output is correct
57 Correct 11 ms 256 KB Output is correct
58 Correct 11 ms 376 KB Output is correct
59 Correct 4 ms 376 KB Output is correct
60 Correct 4 ms 376 KB Output is correct
61 Correct 4 ms 376 KB Output is correct
62 Correct 4 ms 376 KB Output is correct
63 Correct 4 ms 376 KB Output is correct
64 Correct 4 ms 376 KB Output is correct
65 Correct 4 ms 376 KB Output is correct
66 Correct 4 ms 376 KB Output is correct
67 Correct 4 ms 376 KB Output is correct
68 Correct 5 ms 376 KB Output is correct
69 Correct 5 ms 376 KB Output is correct
70 Correct 6 ms 376 KB Output is correct
71 Correct 6 ms 376 KB Output is correct
72 Correct 6 ms 376 KB Output is correct
73 Correct 7 ms 376 KB Output is correct
74 Correct 6 ms 376 KB Output is correct
75 Correct 6 ms 376 KB Output is correct
76 Correct 6 ms 376 KB Output is correct
77 Correct 6 ms 376 KB Output is correct
78 Correct 6 ms 376 KB Output is correct
79 Correct 6 ms 376 KB Output is correct
80 Correct 5 ms 376 KB Output is correct
81 Correct 10 ms 376 KB Output is correct
82 Correct 9 ms 256 KB Output is correct
83 Correct 9 ms 376 KB Output is correct
84 Correct 9 ms 380 KB Output is correct
85 Correct 5 ms 256 KB Output is correct
86 Correct 5 ms 376 KB Output is correct
87 Correct 9 ms 376 KB Output is correct
88 Correct 10 ms 376 KB Output is correct
89 Correct 2 ms 376 KB Output is correct
90 Correct 4 ms 376 KB Output is correct
91 Correct 2 ms 256 KB Output is correct
92 Correct 2 ms 252 KB Output is correct
93 Correct 5 ms 376 KB Output is correct
94 Correct 3 ms 376 KB Output is correct
95 Correct 2 ms 376 KB Output is correct
96 Correct 2 ms 376 KB Output is correct
97 Runtime error 2 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
98 Halted 0 ms 0 KB -