oj.uz

Submission #1095157

# Submission time Handle Problem Language Result Execution time Memory
1095157 2024-10-01T12:56:51 Z LinhLewLew Snake Escaping (JOI18_snake_escaping) C++17
100 / 100
 792 ms 39116 KB 
// PhuThuyRuntime <3
// A secret makes a woman woman

#include <bits/stdc++.h>

using namespace std;

#define eb emplace_back
#define ef emplace_front
#define pb push_back
#define pf push_front
#define all(v) v.begin(), v.end()
#define ins insert
#define lb lower_bound
#define ub upper_bound
#define fo(i, l, r) for(int i = l; i <= r; i++)
#define foi(i, l, r) for(int i = l; i >= r; i--)
#define elif else if
#define el cout << "\n";
#define pii pair<int, int>
#define pli pair<ll, int>
#define pll pair<ll, ll>
#define pil pair<int, ll>
#define fi first
#define se second
#define in(x) freopen(x, "r", stdin)
#define out(x) freopen(x, "w", stdout)
#define ll long long
#define ull unsigned long long
#define pob pop_back
#define bs binary_search
#define vi vector<int>
#define vii vector<pair<int, int>>
#define getbit(i, j) ((i >> j) & 1)
#define offbit(i, j) ((1 << j) ^ i)
#define onbit(i, j) ((1 << j) | i)
const int N = 1e5 + 2;
const ll mod = 1e9 + 7;
const int inf = INT_MAX;
const int base = 31;
const long double EPS = 1e-9;
const long double pi = acos(-1.0);
int n, Q;
char a[1 << 20];
void inp(){
     cin >> n >> Q;
     fo(i, 0, (1 << n) - 1) cin >> a[i];
}
int fin[1 << 20], fout[1 << 20];
void sol(){
     fo(i, 0, (1 << n) - 1) fin[i] = fout[i] = a[i] - '0';
     fo(i, 0, n - 1){
          fo(mask, 0, (1 << n) - 1){
               if(getbit(mask, i)){
                    fin[mask] += fin[offbit(mask, i)];
               }
               else fout[mask] += fout[onbit(mask, i)];
          }
     }
     while(Q--){
          int va = 0, vb = 0, vc = 0;
          foi(i, n - 1, 0){
               char ch; cin >> ch;
               if(ch == '0') va |= 1 << i;
               else if(ch == '1') vb |= 1 << i;
               else vc |= 1 << i;
          }
          int cnta = __builtin_popcount(va);
          int cntb = __builtin_popcount(vb);
          int cntc = __builtin_popcount(vc);
          if(cntc <= 6){
               int ans = 0;
               for(int mask = vc; mask; mask = vc & (mask - 1)){
                    ans += a[mask | vb] - '0';
               }
               ans += a[vb] - '0';
               cout << ans, el
          }
          else if(cnta <= 6){
               int ans = 0;
               for(int mask = va; mask; mask = va & (mask - 1)){
                    int sign = __builtin_popcount(mask) & 1 ? -1 : 1;
                    ans += sign * fout[mask | vb];
               }
               ans += fout[vb];
               cout << ans, el
          }
          else if(cntb <= 6){
               int ans = 0;
               for(int mask = vb; mask; mask = vb & (mask - 1)){
                    int sign = (cntb - __builtin_popcount(mask)) & 1 ? -1 : 1;
                    ans += sign * fin[mask | vc];
               }
               if(cntb & 1) ans -= fin[vc];
               else ans += fin[vc];
               cout << ans, el
          }
     }
}
int main(){
     ios_base::sync_with_stdio(false);
     cin.tie(NULL);
     inp();
     sol();
     return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 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 1 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 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 1 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 215 ms 15188 KB Output is correct
12 Correct 235 ms 14676 KB Output is correct
13 Correct 252 ms 13904 KB Output is correct
14 Correct 239 ms 14160 KB Output is correct
15 Correct 249 ms 15036 KB Output is correct
16 Correct 283 ms 14380 KB Output is correct
17 Correct 267 ms 14160 KB Output is correct
18 Correct 142 ms 16156 KB Output is correct
19 Correct 191 ms 13136 KB Output is correct
20 Correct 240 ms 14740 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 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 1 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 215 ms 15188 KB Output is correct
12 Correct 235 ms 14676 KB Output is correct
13 Correct 252 ms 13904 KB Output is correct
14 Correct 239 ms 14160 KB Output is correct
15 Correct 249 ms 15036 KB Output is correct
16 Correct 283 ms 14380 KB Output is correct
17 Correct 267 ms 14160 KB Output is correct
18 Correct 142 ms 16156 KB Output is correct
19 Correct 191 ms 13136 KB Output is correct
20 Correct 240 ms 14740 KB Output is correct
21 Correct 278 ms 18000 KB Output is correct
22 Correct 349 ms 18256 KB Output is correct
23 Correct 309 ms 17232 KB Output is correct
24 Correct 329 ms 17236 KB Output is correct
25 Correct 257 ms 19028 KB Output is correct
26 Correct 320 ms 17536 KB Output is correct
27 Correct 332 ms 17592 KB Output is correct
28 Correct 156 ms 20048 KB Output is correct
29 Correct 241 ms 16472 KB Output is correct
30 Correct 320 ms 18512 KB Output is correct
31 Correct 336 ms 18100 KB Output is correct
32 Correct 309 ms 18220 KB Output is correct
33 Correct 260 ms 16976 KB Output is correct
34 Correct 327 ms 17036 KB Output is correct
35 Correct 351 ms 17628 KB Output is correct
36 Correct 172 ms 16128 KB Output is correct
37 Correct 305 ms 18040 KB Output is correct
38 Correct 271 ms 16072 KB Output is correct
39 Correct 327 ms 17348 KB Output is correct
40 Correct 312 ms 17024 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 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 1 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 50 ms 11752 KB Output is correct
12 Correct 47 ms 11728 KB Output is correct
13 Correct 48 ms 11772 KB Output is correct
14 Correct 61 ms 11860 KB Output is correct
15 Correct 44 ms 11888 KB Output is correct
16 Correct 58 ms 11860 KB Output is correct
17 Correct 55 ms 11860 KB Output is correct
18 Correct 50 ms 12112 KB Output is correct
19 Correct 45 ms 11600 KB Output is correct
20 Correct 46 ms 11952 KB Output is correct
21 Correct 50 ms 11860 KB Output is correct
22 Correct 59 ms 11712 KB Output is correct
23 Correct 43 ms 11700 KB Output is correct
24 Correct 56 ms 11856 KB Output is correct
25 Correct 52 ms 11860 KB Output is correct
26 Correct 39 ms 11708 KB Output is correct
27 Correct 43 ms 11856 KB Output is correct
28 Correct 44 ms 11712 KB Output is correct
29 Correct 49 ms 11736 KB Output is correct
30 Correct 65 ms 11896 KB Output is correct
31 Correct 46 ms 11860 KB Output is correct
32 Correct 56 ms 11724 KB Output is correct
33 Correct 54 ms 11860 KB Output is correct
34 Correct 36 ms 11704 KB Output is correct
35 Correct 52 ms 11856 KB Output is correct
36 Correct 49 ms 11708 KB Output is correct
37 Correct 50 ms 11856 KB Output is correct
38 Correct 54 ms 11860 KB Output is correct
39 Correct 52 ms 11856 KB Output is correct
40 Correct 55 ms 11696 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 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 1 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 215 ms 15188 KB Output is correct
12 Correct 235 ms 14676 KB Output is correct
13 Correct 252 ms 13904 KB Output is correct
14 Correct 239 ms 14160 KB Output is correct
15 Correct 249 ms 15036 KB Output is correct
16 Correct 283 ms 14380 KB Output is correct
17 Correct 267 ms 14160 KB Output is correct
18 Correct 142 ms 16156 KB Output is correct
19 Correct 191 ms 13136 KB Output is correct
20 Correct 240 ms 14740 KB Output is correct
21 Correct 278 ms 18000 KB Output is correct
22 Correct 349 ms 18256 KB Output is correct
23 Correct 309 ms 17232 KB Output is correct
24 Correct 329 ms 17236 KB Output is correct
25 Correct 257 ms 19028 KB Output is correct
26 Correct 320 ms 17536 KB Output is correct
27 Correct 332 ms 17592 KB Output is correct
28 Correct 156 ms 20048 KB Output is correct
29 Correct 241 ms 16472 KB Output is correct
30 Correct 320 ms 18512 KB Output is correct
31 Correct 336 ms 18100 KB Output is correct
32 Correct 309 ms 18220 KB Output is correct
33 Correct 260 ms 16976 KB Output is correct
34 Correct 327 ms 17036 KB Output is correct
35 Correct 351 ms 17628 KB Output is correct
36 Correct 172 ms 16128 KB Output is correct
37 Correct 305 ms 18040 KB Output is correct
38 Correct 271 ms 16072 KB Output is correct
39 Correct 327 ms 17348 KB Output is correct
40 Correct 312 ms 17024 KB Output is correct
41 Correct 50 ms 11752 KB Output is correct
42 Correct 47 ms 11728 KB Output is correct
43 Correct 48 ms 11772 KB Output is correct
44 Correct 61 ms 11860 KB Output is correct
45 Correct 44 ms 11888 KB Output is correct
46 Correct 58 ms 11860 KB Output is correct
47 Correct 55 ms 11860 KB Output is correct
48 Correct 50 ms 12112 KB Output is correct
49 Correct 45 ms 11600 KB Output is correct
50 Correct 46 ms 11952 KB Output is correct
51 Correct 50 ms 11860 KB Output is correct
52 Correct 59 ms 11712 KB Output is correct
53 Correct 43 ms 11700 KB Output is correct
54 Correct 56 ms 11856 KB Output is correct
55 Correct 52 ms 11860 KB Output is correct
56 Correct 39 ms 11708 KB Output is correct
57 Correct 43 ms 11856 KB Output is correct
58 Correct 44 ms 11712 KB Output is correct
59 Correct 49 ms 11736 KB Output is correct
60 Correct 65 ms 11896 KB Output is correct
61 Correct 46 ms 11860 KB Output is correct
62 Correct 56 ms 11724 KB Output is correct
63 Correct 54 ms 11860 KB Output is correct
64 Correct 36 ms 11704 KB Output is correct
65 Correct 52 ms 11856 KB Output is correct
66 Correct 49 ms 11708 KB Output is correct
67 Correct 50 ms 11856 KB Output is correct
68 Correct 54 ms 11860 KB Output is correct
69 Correct 52 ms 11856 KB Output is correct
70 Correct 55 ms 11696 KB Output is correct
71 Correct 393 ms 36112 KB Output is correct
72 Correct 451 ms 36132 KB Output is correct
73 Correct 489 ms 34752 KB Output is correct
74 Correct 792 ms 35056 KB Output is correct
75 Correct 400 ms 37064 KB Output is correct
76 Correct 656 ms 35448 KB Output is correct
77 Correct 600 ms 35408 KB Output is correct
78 Correct 261 ms 39116 KB Output is correct
79 Correct 391 ms 33108 KB Output is correct
80 Correct 410 ms 36184 KB Output is correct
81 Correct 528 ms 36172 KB Output is correct
82 Correct 718 ms 35192 KB Output is correct
83 Correct 383 ms 34216 KB Output is correct
84 Correct 560 ms 35156 KB Output is correct
85 Correct 595 ms 35412 KB Output is correct
86 Correct 246 ms 33004 KB Output is correct
87 Correct 402 ms 36136 KB Output is correct
88 Correct 412 ms 33108 KB Output is correct
89 Correct 469 ms 34644 KB Output is correct
90 Correct 564 ms 35180 KB Output is correct
91 Correct 388 ms 34384 KB Output is correct
92 Correct 642 ms 35412 KB Output is correct
93 Correct 614 ms 35412 KB Output is correct
94 Correct 243 ms 32972 KB Output is correct
95 Correct 500 ms 35228 KB Output is correct
96 Correct 497 ms 35108 KB Output is correct
97 Correct 502 ms 35104 KB Output is correct
98 Correct 509 ms 35272 KB Output is correct
99 Correct 524 ms 35224 KB Output is correct
100 Correct 509 ms 35152 KB Output is correct