oj.uz

답안 #439172

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
439172 2021-06-29T11:02:38 Z prvocislo Amusement Park (CEOI19_amusementpark) C++17
100 / 100
 2870 ms 308836 KB 
#include <bits/stdc++.h>
typedef long long ll;
using namespace std;

const ll mod = 998244353; // staci ho pouzit len raz, na konci
int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n, m;
    cin >> n >> m;
    vector<int> e(n);
    for (int i = 0, a, b; i < m; i++) 
    {
        cin >> a >> b;
        a--, b--;
        e[a] |= (1 << b);
        e[b] |= (1 << a);
    }
    vector<map<int, ll> > dp(1 << n); // dp[A][B]
    dp[0][(1 << n) - 1] = 1;
    for (int a = 0; a < (1 << n); a++)
    {
        for (const pair<int, ll> &i : dp[a])
        {
            int b = i.first; ll val = i.second;
            for (int c = 0; c < n; c++)
            {
                if (!((1 << c)&b)) continue;
                int nwa = a|(1 << c);
                int bad = ((1 << (c + 1))-1)&b;
                int in0 = e[c] & ((1 << n) - 1 - a);
                int nwb = (b ^ bad) | in0;
                dp[nwa][nwb] += dp[a][b];
            }
        }
    }
    cout << (dp[(1 << n) - 1][0] * (ll)m / 2ll) % mod << "\n";
    return 0;
}

Compilation message

amusementpark.cpp: In function 'int main()':
amusementpark.cpp:26:33: warning: unused variable 'val' [-Wunused-variable]
   26 |             int b = i.first; ll val = i.second;
      |                                 ^~~

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 2 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 2 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 312 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 316 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 312 KB Output is correct
24 Correct 1 ms 204 KB Output is correct

Subtask #3
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 2 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 312 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 316 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 312 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 204 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 308 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 308 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 1 ms 332 KB Output is correct
42 Correct 1 ms 332 KB Output is correct
43 Correct 1 ms 332 KB Output is correct
44 Correct 1 ms 332 KB Output is correct
45 Correct 1 ms 316 KB Output is correct
46 Correct 1 ms 332 KB Output is correct
47 Correct 1 ms 332 KB Output is correct
48 Correct 1 ms 332 KB Output is correct
49 Correct 1 ms 332 KB Output is correct
50 Correct 1 ms 332 KB Output is correct
51 Correct 1 ms 332 KB Output is correct
52 Correct 1 ms 332 KB Output is correct
53 Correct 1 ms 460 KB Output is correct
54 Correct 1 ms 460 KB Output is correct
55 Correct 1 ms 460 KB Output is correct
56 Correct 2 ms 588 KB Output is correct
57 Correct 3 ms 588 KB Output is correct
58 Correct 1 ms 460 KB Output is correct
59 Correct 1 ms 460 KB Output is correct
60 Correct 1 ms 332 KB Output is correct
61 Correct 1 ms 444 KB Output is correct
62 Correct 1 ms 460 KB Output is correct
63 Correct 1 ms 460 KB Output is correct
64 Correct 1 ms 460 KB Output is correct

Subtask #4
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 2 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 312 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 316 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 312 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 204 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 308 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 308 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 1 ms 332 KB Output is correct
42 Correct 1 ms 332 KB Output is correct
43 Correct 1 ms 332 KB Output is correct
44 Correct 1 ms 332 KB Output is correct
45 Correct 1 ms 316 KB Output is correct
46 Correct 1 ms 332 KB Output is correct
47 Correct 1 ms 332 KB Output is correct
48 Correct 1 ms 332 KB Output is correct
49 Correct 1 ms 332 KB Output is correct
50 Correct 1 ms 332 KB Output is correct
51 Correct 1 ms 332 KB Output is correct
52 Correct 1 ms 332 KB Output is correct
53 Correct 1 ms 460 KB Output is correct
54 Correct 1 ms 460 KB Output is correct
55 Correct 1 ms 460 KB Output is correct
56 Correct 2 ms 588 KB Output is correct
57 Correct 3 ms 588 KB Output is correct
58 Correct 1 ms 460 KB Output is correct
59 Correct 1 ms 460 KB Output is correct
60 Correct 1 ms 332 KB Output is correct
61 Correct 1 ms 444 KB Output is correct
62 Correct 1 ms 460 KB Output is correct
63 Correct 1 ms 460 KB Output is correct
64 Correct 1 ms 460 KB Output is correct
65 Correct 32 ms 7340 KB Output is correct
66 Correct 56 ms 9336 KB Output is correct
67 Correct 48 ms 8608 KB Output is correct
68 Correct 46 ms 8132 KB Output is correct
69 Correct 10 ms 3532 KB Output is correct
70 Correct 11 ms 4172 KB Output is correct
71 Correct 11 ms 4172 KB Output is correct
72 Correct 11 ms 4132 KB Output is correct
73 Correct 12 ms 4308 KB Output is correct
74 Correct 12 ms 4340 KB Output is correct
75 Correct 22 ms 4300 KB Output is correct
76 Correct 12 ms 4280 KB Output is correct
77 Correct 90 ms 16680 KB Output is correct
78 Correct 100 ms 18448 KB Output is correct
79 Correct 172 ms 22536 KB Output is correct
80 Correct 128 ms 18944 KB Output is correct
81 Correct 131 ms 20680 KB Output is correct
82 Correct 132 ms 18796 KB Output is correct
83 Correct 149 ms 18260 KB Output is correct
84 Correct 77 ms 13380 KB Output is correct
85 Correct 21 ms 7244 KB Output is correct
86 Correct 48 ms 8388 KB Output is correct
87 Correct 29 ms 8424 KB Output is correct
88 Correct 27 ms 8420 KB Output is correct
89 Correct 32 ms 8812 KB Output is correct
90 Correct 35 ms 8792 KB Output is correct
91 Correct 41 ms 8748 KB Output is correct
92 Correct 27 ms 8744 KB Output is correct

Subtask #5
37.0 / 37.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 2 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 312 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 316 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 312 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 204 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 308 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 308 KB Output is correct
40 Correct 1 ms 332 KB Output is correct
41 Correct 1 ms 332 KB Output is correct
42 Correct 1 ms 332 KB Output is correct
43 Correct 1 ms 332 KB Output is correct
44 Correct 1 ms 332 KB Output is correct
45 Correct 1 ms 316 KB Output is correct
46 Correct 1 ms 332 KB Output is correct
47 Correct 1 ms 332 KB Output is correct
48 Correct 1 ms 332 KB Output is correct
49 Correct 1 ms 332 KB Output is correct
50 Correct 1 ms 332 KB Output is correct
51 Correct 1 ms 332 KB Output is correct
52 Correct 1 ms 332 KB Output is correct
53 Correct 1 ms 460 KB Output is correct
54 Correct 1 ms 460 KB Output is correct
55 Correct 1 ms 460 KB Output is correct
56 Correct 2 ms 588 KB Output is correct
57 Correct 3 ms 588 KB Output is correct
58 Correct 1 ms 460 KB Output is correct
59 Correct 1 ms 460 KB Output is correct
60 Correct 1 ms 332 KB Output is correct
61 Correct 1 ms 444 KB Output is correct
62 Correct 1 ms 460 KB Output is correct
63 Correct 1 ms 460 KB Output is correct
64 Correct 1 ms 460 KB Output is correct
65 Correct 32 ms 7340 KB Output is correct
66 Correct 56 ms 9336 KB Output is correct
67 Correct 48 ms 8608 KB Output is correct
68 Correct 46 ms 8132 KB Output is correct
69 Correct 10 ms 3532 KB Output is correct
70 Correct 11 ms 4172 KB Output is correct
71 Correct 11 ms 4172 KB Output is correct
72 Correct 11 ms 4132 KB Output is correct
73 Correct 12 ms 4308 KB Output is correct
74 Correct 12 ms 4340 KB Output is correct
75 Correct 22 ms 4300 KB Output is correct
76 Correct 12 ms 4280 KB Output is correct
77 Correct 90 ms 16680 KB Output is correct
78 Correct 100 ms 18448 KB Output is correct
79 Correct 172 ms 22536 KB Output is correct
80 Correct 128 ms 18944 KB Output is correct
81 Correct 131 ms 20680 KB Output is correct
82 Correct 132 ms 18796 KB Output is correct
83 Correct 149 ms 18260 KB Output is correct
84 Correct 77 ms 13380 KB Output is correct
85 Correct 21 ms 7244 KB Output is correct
86 Correct 48 ms 8388 KB Output is correct
87 Correct 29 ms 8424 KB Output is correct
88 Correct 27 ms 8420 KB Output is correct
89 Correct 32 ms 8812 KB Output is correct
90 Correct 35 ms 8792 KB Output is correct
91 Correct 41 ms 8748 KB Output is correct
92 Correct 27 ms 8744 KB Output is correct
93 Correct 408 ms 75160 KB Output is correct
94 Correct 132 ms 38988 KB Output is correct
95 Correct 71 ms 31048 KB Output is correct
96 Correct 446 ms 79200 KB Output is correct
97 Correct 385 ms 78356 KB Output is correct
98 Correct 383 ms 73924 KB Output is correct
99 Correct 140 ms 25772 KB Output is correct
100 Correct 217 ms 38360 KB Output is correct
101 Correct 327 ms 49012 KB Output is correct
102 Correct 413 ms 51496 KB Output is correct
103 Correct 25 ms 14632 KB Output is correct
104 Correct 28 ms 15332 KB Output is correct
105 Correct 112 ms 30744 KB Output is correct
106 Correct 534 ms 78276 KB Output is correct
107 Correct 48 ms 28916 KB Output is correct
108 Correct 253 ms 68772 KB Output is correct
109 Correct 1340 ms 170464 KB Output is correct
110 Correct 2822 ms 308836 KB Output is correct
111 Correct 377 ms 51128 KB Output is correct
112 Correct 314 ms 42068 KB Output is correct
113 Correct 295 ms 39908 KB Output is correct
114 Correct 61 ms 14588 KB Output is correct
115 Correct 74 ms 17476 KB Output is correct
116 Correct 83 ms 17436 KB Output is correct
117 Correct 65 ms 17476 KB Output is correct
118 Correct 72 ms 18176 KB Output is correct
119 Correct 84 ms 18176 KB Output is correct
120 Correct 77 ms 18144 KB Output is correct
121 Correct 77 ms 18188 KB Output is correct
122 Correct 665 ms 87232 KB Output is correct
123 Correct 971 ms 116452 KB Output is correct
124 Correct 917 ms 109568 KB Output is correct
125 Correct 829 ms 100344 KB Output is correct
126 Correct 824 ms 89224 KB Output is correct
127 Correct 489 ms 62296 KB Output is correct
128 Correct 321 ms 42264 KB Output is correct
129 Correct 139 ms 28640 KB Output is correct
130 Correct 43 ms 14644 KB Output is correct
131 Correct 158 ms 29996 KB Output is correct
132 Correct 158 ms 36132 KB Output is correct
133 Correct 158 ms 36152 KB Output is correct
134 Correct 159 ms 36196 KB Output is correct
135 Correct 173 ms 37932 KB Output is correct
136 Correct 189 ms 38056 KB Output is correct
137 Correct 230 ms 37956 KB Output is correct
138 Correct 181 ms 38004 KB Output is correct
139 Correct 172 ms 37744 KB Output is correct
140 Correct 211 ms 37640 KB Output is correct
141 Correct 180 ms 37836 KB Output is correct
142 Correct 2445 ms 258040 KB Output is correct
143 Correct 2184 ms 239456 KB Output is correct
144 Correct 1679 ms 175972 KB Output is correct
145 Correct 1188 ms 130960 KB Output is correct
146 Correct 534 ms 73764 KB Output is correct
147 Correct 99 ms 28968 KB Output is correct
148 Correct 2257 ms 244168 KB Output is correct
149 Correct 2142 ms 238396 KB Output is correct
150 Correct 2870 ms 271324 KB Output is correct
151 Correct 423 ms 76428 KB Output is correct
152 Correct 501 ms 80596 KB Output is correct
153 Correct 518 ms 79200 KB Output is correct
154 Correct 460 ms 79188 KB Output is correct
155 Correct 470 ms 79192 KB Output is correct
156 Correct 594 ms 79292 KB Output is correct
157 Correct 494 ms 79192 KB Output is correct
158 Correct 531 ms 79192 KB Output is correct
159 Correct 583 ms 79032 KB Output is correct
160 Correct 500 ms 78960 KB Output is correct
161 Correct 427 ms 79032 KB Output is correct
162 Correct 411 ms 76624 KB Output is correct
163 Correct 452 ms 76716 KB Output is correct
164 Correct 402 ms 76728 KB Output is correct
165 Correct 384 ms 76740 KB Output is correct
166 Correct 368 ms 76716 KB Output is correct
167 Correct 357 ms 76820 KB Output is correct