oj.uz

Submission #944240

# Submission time Handle Problem Language Result Execution time Memory
944240 2024-03-12T12:17:26 Z guechotjrhh Snake Escaping (JOI18_snake_escaping) C++14
100 / 100
 1746 ms 35952 KB 
#include<iostream>
#include<string>
using namespace std;

#include<string>
#include<vector>
#include<algorithm>
#define maxp 1048580
using namespace std;
int st[maxp],n,p,zer[maxp], on[maxp], cnt[maxp];
int ab(int x) { return x > 0 ? x : -x; }
void init(int N, int Q, string S) {
	n = N; p = 1 << n;
	for (int i = 0; i < p; i++) zer[i] = on[i] = st[i] = S[i] - '0';
	for (int i = 1; i < p; i<<=1) {
		for (int j = 0; j < p; j++) {
			if (j & i) zer[j] += zer[j ^ i];
			else on[j] += on[j ^ i];
		}
	}
	cnt[0] = 0;
	for (int i = 0; i < p/2; i++) {
		cnt[i << 1] = cnt[i];
		cnt[(i << 1) + 1] = cnt[i] + 1;
	}
}

int query(string A) {
	int a = 0, b = 0, q = 0, res=0;
	for (int i = 0; i < n; i++) {
		if (A[i] == '0') a|=1<<(n-1-i);
		else if (A[i] == '1') b |= 1 << (n - 1 - i);
		else q |= 1 << (n - 1 - i);
	}
	int oc = cnt[b], zc = cnt[a], qc = cnt[q];
	if (oc < zc && oc < qc) {
		res = 0;
		for (int i = b; i >= 0; i--) {
			i &= b;
			if (cnt[i | q] & 1) res += zer[i | q];
			else res -= zer[i | q];
		}
		res= ab(res);
	}
	else if (qc > zc) {
		res = 0;
		for (int i = a; i >= 0; i--) {
			i &= a;
			if (cnt[i | b] & 1) res += on[i | b];
			else res -= on[i | b];
		}
		res= ab(res);
	}
	else {
		res = 0;
		for (int i = q; i >= 0; i--) {
			i &= q;
			res += st[i | b];
		}
	}
	return res;
}
/*
4 8
3141592653589793
0101
?01?
??1?
?0??
1?00
01?1
??10
????

3 5
12345678
000
0??
1?0
?11
???
*/
int main() {
	ios::sync_with_stdio(0); cin.tie(0);
	int N, Q; cin >> N >> Q;
	string S; cin >> S;
	init(N, Q, move(S));
	for (int i = 0; i < Q; i++) {
		string A;
		cin >> A;
		cout << query(move(A)) << endl;
	}
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 6492 KB Output is correct
2 Correct 3 ms 6492 KB Output is correct
3 Correct 3 ms 6492 KB Output is correct
4 Correct 3 ms 6492 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 3 ms 6616 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 2 ms 6628 KB Output is correct
9 Correct 2 ms 6492 KB Output is correct
10 Correct 3 ms 6492 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 6492 KB Output is correct
2 Correct 3 ms 6492 KB Output is correct
3 Correct 3 ms 6492 KB Output is correct
4 Correct 3 ms 6492 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 3 ms 6616 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 2 ms 6628 KB Output is correct
9 Correct 2 ms 6492 KB Output is correct
10 Correct 3 ms 6492 KB Output is correct
11 Correct 1245 ms 16468 KB Output is correct
12 Correct 1246 ms 16068 KB Output is correct
13 Correct 1268 ms 15156 KB Output is correct
14 Correct 1269 ms 15364 KB Output is correct
15 Correct 1252 ms 16332 KB Output is correct
16 Correct 1278 ms 15460 KB Output is correct
17 Correct 1275 ms 15228 KB Output is correct
18 Correct 1216 ms 17084 KB Output is correct
19 Correct 1247 ms 14316 KB Output is correct
20 Correct 1247 ms 15912 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 6492 KB Output is correct
2 Correct 3 ms 6492 KB Output is correct
3 Correct 3 ms 6492 KB Output is correct
4 Correct 3 ms 6492 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 3 ms 6616 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 2 ms 6628 KB Output is correct
9 Correct 2 ms 6492 KB Output is correct
10 Correct 3 ms 6492 KB Output is correct
11 Correct 1245 ms 16468 KB Output is correct
12 Correct 1246 ms 16068 KB Output is correct
13 Correct 1268 ms 15156 KB Output is correct
14 Correct 1269 ms 15364 KB Output is correct
15 Correct 1252 ms 16332 KB Output is correct
16 Correct 1278 ms 15460 KB Output is correct
17 Correct 1275 ms 15228 KB Output is correct
18 Correct 1216 ms 17084 KB Output is correct
19 Correct 1247 ms 14316 KB Output is correct
20 Correct 1247 ms 15912 KB Output is correct
21 Correct 1262 ms 18004 KB Output is correct
22 Correct 1277 ms 18544 KB Output is correct
23 Correct 1322 ms 17232 KB Output is correct
24 Correct 1303 ms 17056 KB Output is correct
25 Correct 1293 ms 18880 KB Output is correct
26 Correct 1310 ms 17920 KB Output is correct
27 Correct 1320 ms 17520 KB Output is correct
28 Correct 1229 ms 20292 KB Output is correct
29 Correct 1267 ms 16024 KB Output is correct
30 Correct 1287 ms 18216 KB Output is correct
31 Correct 1287 ms 18360 KB Output is correct
32 Correct 1304 ms 18280 KB Output is correct
33 Correct 1280 ms 16928 KB Output is correct
34 Correct 1294 ms 16880 KB Output is correct
35 Correct 1342 ms 17600 KB Output is correct
36 Correct 1223 ms 16180 KB Output is correct
37 Correct 1259 ms 18212 KB Output is correct
38 Correct 1280 ms 16268 KB Output is correct
39 Correct 1297 ms 17212 KB Output is correct
40 Correct 1316 ms 17100 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 6492 KB Output is correct
2 Correct 3 ms 6492 KB Output is correct
3 Correct 3 ms 6492 KB Output is correct
4 Correct 3 ms 6492 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 3 ms 6616 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 2 ms 6628 KB Output is correct
9 Correct 2 ms 6492 KB Output is correct
10 Correct 3 ms 6492 KB Output is correct
11 Correct 93 ms 19188 KB Output is correct
12 Correct 90 ms 19256 KB Output is correct
13 Correct 95 ms 19076 KB Output is correct
14 Correct 111 ms 19196 KB Output is correct
15 Correct 91 ms 19040 KB Output is correct
16 Correct 105 ms 19200 KB Output is correct
17 Correct 104 ms 19188 KB Output is correct
18 Correct 86 ms 19200 KB Output is correct
19 Correct 91 ms 19184 KB Output is correct
20 Correct 109 ms 19192 KB Output is correct
21 Correct 93 ms 19188 KB Output is correct
22 Correct 100 ms 19200 KB Output is correct
23 Correct 92 ms 18928 KB Output is correct
24 Correct 101 ms 18932 KB Output is correct
25 Correct 103 ms 19200 KB Output is correct
26 Correct 89 ms 19192 KB Output is correct
27 Correct 90 ms 19188 KB Output is correct
28 Correct 95 ms 19200 KB Output is correct
29 Correct 97 ms 19192 KB Output is correct
30 Correct 97 ms 19192 KB Output is correct
31 Correct 91 ms 19188 KB Output is correct
32 Correct 110 ms 18936 KB Output is correct
33 Correct 104 ms 19032 KB Output is correct
34 Correct 86 ms 19188 KB Output is correct
35 Correct 99 ms 19452 KB Output is correct
36 Correct 101 ms 19108 KB Output is correct
37 Correct 105 ms 19192 KB Output is correct
38 Correct 99 ms 19188 KB Output is correct
39 Correct 100 ms 19192 KB Output is correct
40 Correct 102 ms 19188 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 6492 KB Output is correct
2 Correct 3 ms 6492 KB Output is correct
3 Correct 3 ms 6492 KB Output is correct
4 Correct 3 ms 6492 KB Output is correct
5 Correct 2 ms 6492 KB Output is correct
6 Correct 3 ms 6616 KB Output is correct
7 Correct 2 ms 6492 KB Output is correct
8 Correct 2 ms 6628 KB Output is correct
9 Correct 2 ms 6492 KB Output is correct
10 Correct 3 ms 6492 KB Output is correct
11 Correct 1245 ms 16468 KB Output is correct
12 Correct 1246 ms 16068 KB Output is correct
13 Correct 1268 ms 15156 KB Output is correct
14 Correct 1269 ms 15364 KB Output is correct
15 Correct 1252 ms 16332 KB Output is correct
16 Correct 1278 ms 15460 KB Output is correct
17 Correct 1275 ms 15228 KB Output is correct
18 Correct 1216 ms 17084 KB Output is correct
19 Correct 1247 ms 14316 KB Output is correct
20 Correct 1247 ms 15912 KB Output is correct
21 Correct 1262 ms 18004 KB Output is correct
22 Correct 1277 ms 18544 KB Output is correct
23 Correct 1322 ms 17232 KB Output is correct
24 Correct 1303 ms 17056 KB Output is correct
25 Correct 1293 ms 18880 KB Output is correct
26 Correct 1310 ms 17920 KB Output is correct
27 Correct 1320 ms 17520 KB Output is correct
28 Correct 1229 ms 20292 KB Output is correct
29 Correct 1267 ms 16024 KB Output is correct
30 Correct 1287 ms 18216 KB Output is correct
31 Correct 1287 ms 18360 KB Output is correct
32 Correct 1304 ms 18280 KB Output is correct
33 Correct 1280 ms 16928 KB Output is correct
34 Correct 1294 ms 16880 KB Output is correct
35 Correct 1342 ms 17600 KB Output is correct
36 Correct 1223 ms 16180 KB Output is correct
37 Correct 1259 ms 18212 KB Output is correct
38 Correct 1280 ms 16268 KB Output is correct
39 Correct 1297 ms 17212 KB Output is correct
40 Correct 1316 ms 17100 KB Output is correct
41 Correct 93 ms 19188 KB Output is correct
42 Correct 90 ms 19256 KB Output is correct
43 Correct 95 ms 19076 KB Output is correct
44 Correct 111 ms 19196 KB Output is correct
45 Correct 91 ms 19040 KB Output is correct
46 Correct 105 ms 19200 KB Output is correct
47 Correct 104 ms 19188 KB Output is correct
48 Correct 86 ms 19200 KB Output is correct
49 Correct 91 ms 19184 KB Output is correct
50 Correct 109 ms 19192 KB Output is correct
51 Correct 93 ms 19188 KB Output is correct
52 Correct 100 ms 19200 KB Output is correct
53 Correct 92 ms 18928 KB Output is correct
54 Correct 101 ms 18932 KB Output is correct
55 Correct 103 ms 19200 KB Output is correct
56 Correct 89 ms 19192 KB Output is correct
57 Correct 90 ms 19188 KB Output is correct
58 Correct 95 ms 19200 KB Output is correct
59 Correct 97 ms 19192 KB Output is correct
60 Correct 97 ms 19192 KB Output is correct
61 Correct 91 ms 19188 KB Output is correct
62 Correct 110 ms 18936 KB Output is correct
63 Correct 104 ms 19032 KB Output is correct
64 Correct 86 ms 19188 KB Output is correct
65 Correct 99 ms 19452 KB Output is correct
66 Correct 101 ms 19108 KB Output is correct
67 Correct 105 ms 19192 KB Output is correct
68 Correct 99 ms 19188 KB Output is correct
69 Correct 100 ms 19192 KB Output is correct
70 Correct 102 ms 19188 KB Output is correct
71 Correct 1407 ms 33168 KB Output is correct
72 Correct 1410 ms 33556 KB Output is correct
73 Correct 1481 ms 31756 KB Output is correct
74 Correct 1626 ms 32224 KB Output is correct
75 Correct 1390 ms 34180 KB Output is correct
76 Correct 1728 ms 32560 KB Output is correct
77 Correct 1724 ms 32196 KB Output is correct
78 Correct 1305 ms 35952 KB Output is correct
79 Correct 1410 ms 29936 KB Output is correct
80 Correct 1441 ms 32928 KB Output is correct
81 Correct 1528 ms 22428 KB Output is correct
82 Correct 1549 ms 20860 KB Output is correct
83 Correct 1410 ms 20120 KB Output is correct
84 Correct 1614 ms 20916 KB Output is correct
85 Correct 1686 ms 20968 KB Output is correct
86 Correct 1315 ms 19192 KB Output is correct
87 Correct 1373 ms 22104 KB Output is correct
88 Correct 1401 ms 18752 KB Output is correct
89 Correct 1449 ms 21048 KB Output is correct
90 Correct 1509 ms 21188 KB Output is correct
91 Correct 1419 ms 20156 KB Output is correct
92 Correct 1746 ms 21116 KB Output is correct
93 Correct 1652 ms 20952 KB Output is correct
94 Correct 1323 ms 19120 KB Output is correct
95 Correct 1652 ms 32312 KB Output is correct
96 Correct 1742 ms 31984 KB Output is correct
97 Correct 1717 ms 32028 KB Output is correct
98 Correct 1669 ms 32088 KB Output is correct
99 Correct 1733 ms 32048 KB Output is correct
100 Correct 1638 ms 31940 KB Output is correct