oj.uz

Submission #1098784

# Submission time Handle Problem Language Result Execution time Memory
1098784 2024-10-10T00:41:19 Z Ejen Snake Escaping (JOI18_snake_escaping) C++17
100 / 100
 632 ms 54508 KB 
#include <bits/stdc++.h>

#define el "\n"
#define fu(i, a, b) for (long long i = a; i <= b; ++i)
#define fd(i, a, b) for (long long i = a; i >= b; --i)
#define ff first
#define ss second
#define all(v) (v).begin(), (v).end()
#define sz(v) (ll)(v).size()
#define mask(i) (1LL << (i))
#define bit(x, i) ((x) >> (i) & 1)

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef double db;

mt19937_64 rng(chrono::high_resolution_clock::now().time_since_epoch().count());

ll Rand(ll l, ll r) {
    return uniform_int_distribution<ll>(l, r) (rng);
}

ll last(ll msk)     {return msk & (-msk);}
ll pop_cnt(ll msk)  {return __builtin_popcountll(msk);}
ll ctz(ll msk)      {return __builtin_ctzll(msk);}
ll lg(ll msk)       {return 63 - __builtin_clzll(msk);}

template<class T1, class T2> bool minimize(T1 &a, T2 b) {
    return a > b ? a = b, 1 : 0;
}

template<class T1, class T2> bool maximize(T1 &a, T2 b) {
    return a < b ? a = b, 1 : 0;
}

template<class T> void print(T a) {
    for (auto x : a) cout << x << " ";
    cout << el;
}

template<class T> void compress(T &a) {
    sort(all(a));
    a.resize(unique(all(a)) - a.begin());
}

const long long N = 4e6 + 27, lim = 17, inf = 2e18, bl = 320, base = 311, mod = 1e9 + 7;

ll l, q;
ll val[N], f[N], dp[N];

signed main() {
    // freopen("CAU3.inp", "r", stdin);
    // freopen("CAU3.out", "w", stdout);
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin >> l >> q;
    fu(i, 0, mask(l) - 1) {
        char c;
        cin >> c;
        f[i] = dp[i] = val[i] = c - '0';
    }
    fu(i, 0, l - 1) fu(msk, 0, mask(l) - 1) {
        if (bit(msk, i)) f[msk] += f[msk ^ mask(i)];
        else dp[msk] += dp[msk ^ mask(i)];
    }
    while (q--) {
        string s;
        cin >> s;
        reverse(all(s));
        ll a = 0, b = 0, c = 0, res = 0;
        fu(i, 0, l - 1) {
            if (s[i] == '0') a += mask(i);
            else if (s[i] == '1') b += mask(i);
            else c += mask(i);
        }
        if (pop_cnt(a) <= pop_cnt(b) && pop_cnt(a) <= pop_cnt(c)) {
            fd(msk, a, 0) {
                msk &= a;
                if (pop_cnt(msk) & 1) res -= dp[msk | b];
                else res += dp[msk | b];
            }
        }
        else if (pop_cnt(b) <= pop_cnt(a) && pop_cnt(b) <= pop_cnt(c)) {
            fd(msk, b, 0) {
                msk &= b;
                if (pop_cnt(msk) & 1) res -= f[(b ^ msk) | c];
                else res += f[(b ^ msk) | c];
            }
        }
        else {
            fd(msk, c, 0) {
                msk &= c;
                res += val[msk | b];
            }
        }
        cout << res << el;
    }



}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 141 ms 15184 KB Output is correct
12 Correct 146 ms 14672 KB Output is correct
13 Correct 175 ms 13908 KB Output is correct
14 Correct 183 ms 14160 KB Output is correct
15 Correct 168 ms 15232 KB Output is correct
16 Correct 189 ms 14268 KB Output is correct
17 Correct 195 ms 14500 KB Output is correct
18 Correct 114 ms 16208 KB Output is correct
19 Correct 144 ms 13020 KB Output is correct
20 Correct 158 ms 14672 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 141 ms 15184 KB Output is correct
12 Correct 146 ms 14672 KB Output is correct
13 Correct 175 ms 13908 KB Output is correct
14 Correct 183 ms 14160 KB Output is correct
15 Correct 168 ms 15232 KB Output is correct
16 Correct 189 ms 14268 KB Output is correct
17 Correct 195 ms 14500 KB Output is correct
18 Correct 114 ms 16208 KB Output is correct
19 Correct 144 ms 13020 KB Output is correct
20 Correct 158 ms 14672 KB Output is correct
21 Correct 172 ms 18256 KB Output is correct
22 Correct 181 ms 18256 KB Output is correct
23 Correct 205 ms 17488 KB Output is correct
24 Correct 239 ms 17280 KB Output is correct
25 Correct 185 ms 19280 KB Output is correct
26 Correct 228 ms 17748 KB Output is correct
27 Correct 221 ms 17744 KB Output is correct
28 Correct 129 ms 20324 KB Output is correct
29 Correct 158 ms 16296 KB Output is correct
30 Correct 180 ms 18400 KB Output is correct
31 Correct 202 ms 18260 KB Output is correct
32 Correct 228 ms 18220 KB Output is correct
33 Correct 179 ms 17236 KB Output is correct
34 Correct 215 ms 17232 KB Output is correct
35 Correct 211 ms 17748 KB Output is correct
36 Correct 112 ms 16208 KB Output is correct
37 Correct 160 ms 18248 KB Output is correct
38 Correct 224 ms 16232 KB Output is correct
39 Correct 209 ms 17308 KB Output is correct
40 Correct 227 ms 17236 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 42 ms 27220 KB Output is correct
12 Correct 42 ms 27384 KB Output is correct
13 Correct 59 ms 27116 KB Output is correct
14 Correct 61 ms 27220 KB Output is correct
15 Correct 45 ms 27216 KB Output is correct
16 Correct 78 ms 27216 KB Output is correct
17 Correct 56 ms 27184 KB Output is correct
18 Correct 40 ms 27484 KB Output is correct
19 Correct 45 ms 27216 KB Output is correct
20 Correct 43 ms 27388 KB Output is correct
21 Correct 50 ms 27160 KB Output is correct
22 Correct 60 ms 27220 KB Output is correct
23 Correct 46 ms 27128 KB Output is correct
24 Correct 59 ms 27164 KB Output is correct
25 Correct 56 ms 27220 KB Output is correct
26 Correct 38 ms 27216 KB Output is correct
27 Correct 44 ms 27216 KB Output is correct
28 Correct 49 ms 27216 KB Output is correct
29 Correct 48 ms 27164 KB Output is correct
30 Correct 56 ms 27216 KB Output is correct
31 Correct 46 ms 27216 KB Output is correct
32 Correct 60 ms 27220 KB Output is correct
33 Correct 60 ms 27220 KB Output is correct
34 Correct 37 ms 27080 KB Output is correct
35 Correct 56 ms 27112 KB Output is correct
36 Correct 57 ms 27284 KB Output is correct
37 Correct 57 ms 27216 KB Output is correct
38 Correct 52 ms 27288 KB Output is correct
39 Correct 52 ms 27320 KB Output is correct
40 Correct 57 ms 27216 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 141 ms 15184 KB Output is correct
12 Correct 146 ms 14672 KB Output is correct
13 Correct 175 ms 13908 KB Output is correct
14 Correct 183 ms 14160 KB Output is correct
15 Correct 168 ms 15232 KB Output is correct
16 Correct 189 ms 14268 KB Output is correct
17 Correct 195 ms 14500 KB Output is correct
18 Correct 114 ms 16208 KB Output is correct
19 Correct 144 ms 13020 KB Output is correct
20 Correct 158 ms 14672 KB Output is correct
21 Correct 172 ms 18256 KB Output is correct
22 Correct 181 ms 18256 KB Output is correct
23 Correct 205 ms 17488 KB Output is correct
24 Correct 239 ms 17280 KB Output is correct
25 Correct 185 ms 19280 KB Output is correct
26 Correct 228 ms 17748 KB Output is correct
27 Correct 221 ms 17744 KB Output is correct
28 Correct 129 ms 20324 KB Output is correct
29 Correct 158 ms 16296 KB Output is correct
30 Correct 180 ms 18400 KB Output is correct
31 Correct 202 ms 18260 KB Output is correct
32 Correct 228 ms 18220 KB Output is correct
33 Correct 179 ms 17236 KB Output is correct
34 Correct 215 ms 17232 KB Output is correct
35 Correct 211 ms 17748 KB Output is correct
36 Correct 112 ms 16208 KB Output is correct
37 Correct 160 ms 18248 KB Output is correct
38 Correct 224 ms 16232 KB Output is correct
39 Correct 209 ms 17308 KB Output is correct
40 Correct 227 ms 17236 KB Output is correct
41 Correct 42 ms 27220 KB Output is correct
42 Correct 42 ms 27384 KB Output is correct
43 Correct 59 ms 27116 KB Output is correct
44 Correct 61 ms 27220 KB Output is correct
45 Correct 45 ms 27216 KB Output is correct
46 Correct 78 ms 27216 KB Output is correct
47 Correct 56 ms 27184 KB Output is correct
48 Correct 40 ms 27484 KB Output is correct
49 Correct 45 ms 27216 KB Output is correct
50 Correct 43 ms 27388 KB Output is correct
51 Correct 50 ms 27160 KB Output is correct
52 Correct 60 ms 27220 KB Output is correct
53 Correct 46 ms 27128 KB Output is correct
54 Correct 59 ms 27164 KB Output is correct
55 Correct 56 ms 27220 KB Output is correct
56 Correct 38 ms 27216 KB Output is correct
57 Correct 44 ms 27216 KB Output is correct
58 Correct 49 ms 27216 KB Output is correct
59 Correct 48 ms 27164 KB Output is correct
60 Correct 56 ms 27216 KB Output is correct
61 Correct 46 ms 27216 KB Output is correct
62 Correct 60 ms 27220 KB Output is correct
63 Correct 60 ms 27220 KB Output is correct
64 Correct 37 ms 27080 KB Output is correct
65 Correct 56 ms 27112 KB Output is correct
66 Correct 57 ms 27284 KB Output is correct
67 Correct 57 ms 27216 KB Output is correct
68 Correct 52 ms 27288 KB Output is correct
69 Correct 52 ms 27320 KB Output is correct
70 Correct 57 ms 27216 KB Output is correct
71 Correct 284 ms 51444 KB Output is correct
72 Correct 270 ms 51540 KB Output is correct
73 Correct 378 ms 50256 KB Output is correct
74 Correct 586 ms 50516 KB Output is correct
75 Correct 323 ms 52420 KB Output is correct
76 Correct 585 ms 50868 KB Output is correct
77 Correct 538 ms 51028 KB Output is correct
78 Correct 183 ms 54508 KB Output is correct
79 Correct 278 ms 48468 KB Output is correct
80 Correct 292 ms 51536 KB Output is correct
81 Correct 392 ms 51536 KB Output is correct
82 Correct 598 ms 50428 KB Output is correct
83 Correct 306 ms 49760 KB Output is correct
84 Correct 632 ms 50516 KB Output is correct
85 Correct 571 ms 50772 KB Output is correct
86 Correct 178 ms 48556 KB Output is correct
87 Correct 267 ms 51536 KB Output is correct
88 Correct 287 ms 48464 KB Output is correct
89 Correct 348 ms 50168 KB Output is correct
90 Correct 410 ms 50508 KB Output is correct
91 Correct 295 ms 49656 KB Output is correct
92 Correct 575 ms 50772 KB Output is correct
93 Correct 531 ms 50772 KB Output is correct
94 Correct 169 ms 48464 KB Output is correct
95 Correct 509 ms 50940 KB Output is correct
96 Correct 510 ms 50516 KB Output is correct
97 Correct 456 ms 50516 KB Output is correct
98 Correct 458 ms 50560 KB Output is correct
99 Correct 556 ms 50664 KB Output is correct
100 Correct 508 ms 50516 KB Output is correct