oj.uz

Submission #1031324

# Submission time Handle Problem Language Result Execution time Memory
1031324 2024-07-22T17:26:14 Z dwuy Snake Escaping (JOI18_snake_escaping) C++14
100 / 100
 521 ms 39576 KB 
#include <bits/stdc++.h>
#define MASK(x) (1LL<<(x))
#define endl '\n'
using namespace std;

const int MX = MASK(20) + 5;
int n, q;
string a;

int f1[MX];
int f2[MX];

void nhap(){
    cin >> n >> q;
    cin >> a;
}

void solve(){
    for(int i=0; i<MASK(n); i++){
        f1[i] = f2[i] = a[i] - '0';
    }
    for(int i=0; i<n; i++){
        for(int mask=0; mask<MASK(n); mask++){
            if(mask&MASK(i)) f2[mask] += f2[mask^MASK(i)];
            else f1[mask] += f1[mask^MASK(i)];
        }
    }
    while(q--){
        string s; cin >> s;
        int m0 = 0;
        int m1 = 0;
        int m2 = 0;
        for(char c: s){
            m0 = (m0 << 1) | (c == '0'? 1 : 0);
            m1 = (m1 << 1) | (c == '1'? 1 : 0);
            m2 = (m2 << 1) | (c == '?'? 1 : 0);
        }
        #define cntbit(x) __builtin_popcount(x)
        int ans = 0;
        if(cntbit(m0) < 7){
            for(int mask=m0; ; mask=(mask - 1)&m0){
                ans += cntbit(mask)&1? -f1[m1|mask] : f1[m1|mask];
                if(mask == 0) break;
            }
        }
        else if(cntbit(m1) < 7){
            for(int mask=m1; ; mask=(mask - 1)&m1){
                ans += (cntbit(m1) - cntbit(mask))&1? -f2[m2|mask] : f2[m2|mask];
                if(mask == 0) break;
            }
        }
        else if(cntbit(m2) < 7){
            for(int mask=m2; ; mask=(mask - 1)&m2){
                ans += a[mask|m1] - '0';
                if(mask == 0) break;
            }
        }
        cout << ans << endl;
    }
}

int32_t main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);

    nhap();
    solve();

    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 132 ms 17144 KB Output is correct
12 Correct 208 ms 16852 KB Output is correct
13 Correct 242 ms 16120 KB Output is correct
14 Correct 218 ms 16068 KB Output is correct
15 Correct 158 ms 17236 KB Output is correct
16 Correct 174 ms 16208 KB Output is correct
17 Correct 211 ms 16288 KB Output is correct
18 Correct 110 ms 18240 KB Output is correct
19 Correct 210 ms 15248 KB Output is correct
20 Correct 141 ms 16924 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 132 ms 17144 KB Output is correct
12 Correct 208 ms 16852 KB Output is correct
13 Correct 242 ms 16120 KB Output is correct
14 Correct 218 ms 16068 KB Output is correct
15 Correct 158 ms 17236 KB Output is correct
16 Correct 174 ms 16208 KB Output is correct
17 Correct 211 ms 16288 KB Output is correct
18 Correct 110 ms 18240 KB Output is correct
19 Correct 210 ms 15248 KB Output is correct
20 Correct 141 ms 16924 KB Output is correct
21 Correct 153 ms 20084 KB Output is correct
22 Correct 229 ms 20384 KB Output is correct
23 Correct 345 ms 19224 KB Output is correct
24 Correct 257 ms 19024 KB Output is correct
25 Correct 186 ms 21072 KB Output is correct
26 Correct 224 ms 19908 KB Output is correct
27 Correct 247 ms 19540 KB Output is correct
28 Correct 117 ms 22100 KB Output is correct
29 Correct 309 ms 18288 KB Output is correct
30 Correct 178 ms 20308 KB Output is correct
31 Correct 213 ms 20028 KB Output is correct
32 Correct 217 ms 20052 KB Output is correct
33 Correct 174 ms 19028 KB Output is correct
34 Correct 241 ms 19004 KB Output is correct
35 Correct 253 ms 19508 KB Output is correct
36 Correct 107 ms 18000 KB Output is correct
37 Correct 153 ms 20248 KB Output is correct
38 Correct 267 ms 18024 KB Output is correct
39 Correct 231 ms 19192 KB Output is correct
40 Correct 211 ms 19028 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 29 ms 12028 KB Output is correct
12 Correct 37 ms 12108 KB Output is correct
13 Correct 37 ms 12016 KB Output is correct
14 Correct 44 ms 11840 KB Output is correct
15 Correct 31 ms 12024 KB Output is correct
16 Correct 43 ms 12016 KB Output is correct
17 Correct 38 ms 12016 KB Output is correct
18 Correct 26 ms 12208 KB Output is correct
19 Correct 30 ms 11772 KB Output is correct
20 Correct 30 ms 12020 KB Output is correct
21 Correct 36 ms 12016 KB Output is correct
22 Correct 42 ms 12020 KB Output is correct
23 Correct 31 ms 11844 KB Output is correct
24 Correct 40 ms 12024 KB Output is correct
25 Correct 38 ms 12032 KB Output is correct
26 Correct 25 ms 11860 KB Output is correct
27 Correct 30 ms 12024 KB Output is correct
28 Correct 30 ms 11760 KB Output is correct
29 Correct 35 ms 12024 KB Output is correct
30 Correct 36 ms 11848 KB Output is correct
31 Correct 34 ms 12020 KB Output is correct
32 Correct 43 ms 12016 KB Output is correct
33 Correct 43 ms 12012 KB Output is correct
34 Correct 25 ms 11768 KB Output is correct
35 Correct 37 ms 12032 KB Output is correct
36 Correct 37 ms 12020 KB Output is correct
37 Correct 35 ms 12020 KB Output is correct
38 Correct 36 ms 12020 KB Output is correct
39 Correct 36 ms 12016 KB Output is correct
40 Correct 36 ms 12020 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 132 ms 17144 KB Output is correct
12 Correct 208 ms 16852 KB Output is correct
13 Correct 242 ms 16120 KB Output is correct
14 Correct 218 ms 16068 KB Output is correct
15 Correct 158 ms 17236 KB Output is correct
16 Correct 174 ms 16208 KB Output is correct
17 Correct 211 ms 16288 KB Output is correct
18 Correct 110 ms 18240 KB Output is correct
19 Correct 210 ms 15248 KB Output is correct
20 Correct 141 ms 16924 KB Output is correct
21 Correct 153 ms 20084 KB Output is correct
22 Correct 229 ms 20384 KB Output is correct
23 Correct 345 ms 19224 KB Output is correct
24 Correct 257 ms 19024 KB Output is correct
25 Correct 186 ms 21072 KB Output is correct
26 Correct 224 ms 19908 KB Output is correct
27 Correct 247 ms 19540 KB Output is correct
28 Correct 117 ms 22100 KB Output is correct
29 Correct 309 ms 18288 KB Output is correct
30 Correct 178 ms 20308 KB Output is correct
31 Correct 213 ms 20028 KB Output is correct
32 Correct 217 ms 20052 KB Output is correct
33 Correct 174 ms 19028 KB Output is correct
34 Correct 241 ms 19004 KB Output is correct
35 Correct 253 ms 19508 KB Output is correct
36 Correct 107 ms 18000 KB Output is correct
37 Correct 153 ms 20248 KB Output is correct
38 Correct 267 ms 18024 KB Output is correct
39 Correct 231 ms 19192 KB Output is correct
40 Correct 211 ms 19028 KB Output is correct
41 Correct 29 ms 12028 KB Output is correct
42 Correct 37 ms 12108 KB Output is correct
43 Correct 37 ms 12016 KB Output is correct
44 Correct 44 ms 11840 KB Output is correct
45 Correct 31 ms 12024 KB Output is correct
46 Correct 43 ms 12016 KB Output is correct
47 Correct 38 ms 12016 KB Output is correct
48 Correct 26 ms 12208 KB Output is correct
49 Correct 30 ms 11772 KB Output is correct
50 Correct 30 ms 12020 KB Output is correct
51 Correct 36 ms 12016 KB Output is correct
52 Correct 42 ms 12020 KB Output is correct
53 Correct 31 ms 11844 KB Output is correct
54 Correct 40 ms 12024 KB Output is correct
55 Correct 38 ms 12032 KB Output is correct
56 Correct 25 ms 11860 KB Output is correct
57 Correct 30 ms 12024 KB Output is correct
58 Correct 30 ms 11760 KB Output is correct
59 Correct 35 ms 12024 KB Output is correct
60 Correct 36 ms 11848 KB Output is correct
61 Correct 34 ms 12020 KB Output is correct
62 Correct 43 ms 12016 KB Output is correct
63 Correct 43 ms 12012 KB Output is correct
64 Correct 25 ms 11768 KB Output is correct
65 Correct 37 ms 12032 KB Output is correct
66 Correct 37 ms 12020 KB Output is correct
67 Correct 35 ms 12020 KB Output is correct
68 Correct 36 ms 12020 KB Output is correct
69 Correct 36 ms 12016 KB Output is correct
70 Correct 36 ms 12020 KB Output is correct
71 Correct 241 ms 36332 KB Output is correct
72 Correct 263 ms 36340 KB Output is correct
73 Correct 389 ms 35132 KB Output is correct
74 Correct 521 ms 35188 KB Output is correct
75 Correct 288 ms 37312 KB Output is correct
76 Correct 507 ms 35840 KB Output is correct
77 Correct 413 ms 35412 KB Output is correct
78 Correct 184 ms 39576 KB Output is correct
79 Correct 230 ms 33268 KB Output is correct
80 Correct 258 ms 36604 KB Output is correct
81 Correct 381 ms 36340 KB Output is correct
82 Correct 481 ms 35228 KB Output is correct
83 Correct 286 ms 34288 KB Output is correct
84 Correct 455 ms 35312 KB Output is correct
85 Correct 459 ms 35524 KB Output is correct
86 Correct 147 ms 33268 KB Output is correct
87 Correct 243 ms 36152 KB Output is correct
88 Correct 255 ms 33264 KB Output is correct
89 Correct 330 ms 34892 KB Output is correct
90 Correct 363 ms 35132 KB Output is correct
91 Correct 304 ms 34532 KB Output is correct
92 Correct 515 ms 35572 KB Output is correct
93 Correct 451 ms 35376 KB Output is correct
94 Correct 152 ms 33212 KB Output is correct
95 Correct 368 ms 35408 KB Output is correct
96 Correct 372 ms 35312 KB Output is correct
97 Correct 343 ms 35316 KB Output is correct
98 Correct 357 ms 35316 KB Output is correct
99 Correct 353 ms 35404 KB Output is correct
100 Correct 364 ms 35316 KB Output is correct