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답안 #234940

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
234940 2020-05-26T11:42:37 Z amoo_safar Snake Escaping (JOI18_snake_escaping) C++14
100 / 100
 910 ms 37440 KB 
#include <bits/stdc++.h>

#define pb push_back
#define F first
#define S second
#define all(x) x.begin(), x.end()
#define debug(x) cerr << #x << " : " << x << '\n'

using namespace std;

typedef long long ll;
typedef long double ld;
typedef string str;
typedef pair<ll, ll> pll;

const ll Mod = 1000000007LL;
const int N = 2e5 + 10;
const ll Inf = 2242545357980376863LL;
const ll Log = 20;

int s1[(1 << Log) + 2];
int s0[(1 << Log) + 2];
int L, Q;
int main(){
	ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	cin >> L >> Q;
	str s, t;
	cin >> s;
	t = s;
	for(int i = 0; i < (1 << L); i++) s1[i] = s[i] - '0';
	for(int i = 0; i < (1 << L); i++) s0[((1<<L) - 1) ^ i] = s[i] - '0';
	for(int l = 0; l < L; l++)
		for(int i = 0; i < (1 << L); i++)
			if(i >> l & 1) s1[i ^ (1 << l)] += s1[i];
	for(int l = 0; l < L; l++)
		for(int i = 0; i < (1 << L); i++)
			if(i >> l & 1) s0[i ^ (1 << l)] += s0[i];

	while(Q --){

		cin >> s;
		int mk0 = 0, mk1 = 0, mkq = 0;
		for(int i = 0; i < L; i++){
			if(s[i] == '1') mk1 |= (1 << (L - 1 - i));
			if(s[i] == '0') mk0 |= (1 << (L - 1 - i));	
			if(s[i] == '?') mkq |= (1 << (L - 1 - i));
		}
		if(__builtin_popcount(mkq) < 7){
			int res = t[mk1]-'0';
			int sub = mkq;
			while(sub){
				res += t[sub + mk1] - '0';
				sub = mkq & (sub - 1);
			}
			cout << res << '\n';
			continue;
		}
		if(__builtin_popcount(mk0) < __builtin_popcount(mk1)){
			int res = s1[mk1];
			int sub = mk0;
			while(sub){
				res += (__builtin_popcount(sub) & 1 ? -1 : 1) * s1[sub + mk1];
				sub = mk0 & (sub - 1);
			}
			cout << res << '\n';
		} else {
			int res = s0[mk0];
			int sub = mk1;
			while(sub){
				res += (__builtin_popcount(sub) & 1 ? -1 : 1) * s0[sub + mk0];
				sub = mk1 & (sub - 1);
			}
			cout << res << '\n';
		}
	}
	return 0;
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 404 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 404 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 262 ms 5880 KB Output is correct
12 Correct 284 ms 5496 KB Output is correct
13 Correct 264 ms 4820 KB Output is correct
14 Correct 257 ms 5016 KB Output is correct
15 Correct 315 ms 5884 KB Output is correct
16 Correct 282 ms 5072 KB Output is correct
17 Correct 283 ms 4984 KB Output is correct
18 Correct 201 ms 6904 KB Output is correct
19 Correct 224 ms 3960 KB Output is correct
20 Correct 283 ms 5496 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 404 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 262 ms 5880 KB Output is correct
12 Correct 284 ms 5496 KB Output is correct
13 Correct 264 ms 4820 KB Output is correct
14 Correct 257 ms 5016 KB Output is correct
15 Correct 315 ms 5884 KB Output is correct
16 Correct 282 ms 5072 KB Output is correct
17 Correct 283 ms 4984 KB Output is correct
18 Correct 201 ms 6904 KB Output is correct
19 Correct 224 ms 3960 KB Output is correct
20 Correct 283 ms 5496 KB Output is correct
21 Correct 268 ms 5996 KB Output is correct
22 Correct 310 ms 6264 KB Output is correct
23 Correct 315 ms 5112 KB Output is correct
24 Correct 301 ms 4984 KB Output is correct
25 Correct 290 ms 6904 KB Output is correct
26 Correct 340 ms 5548 KB Output is correct
27 Correct 332 ms 5368 KB Output is correct
28 Correct 222 ms 7928 KB Output is correct
29 Correct 249 ms 4088 KB Output is correct
30 Correct 311 ms 6008 KB Output is correct
31 Correct 364 ms 5952 KB Output is correct
32 Correct 327 ms 5752 KB Output is correct
33 Correct 289 ms 4728 KB Output is correct
34 Correct 301 ms 4836 KB Output is correct
35 Correct 335 ms 5240 KB Output is correct
36 Correct 188 ms 3704 KB Output is correct
37 Correct 341 ms 5880 KB Output is correct
38 Correct 258 ms 3520 KB Output is correct
39 Correct 318 ms 4728 KB Output is correct
40 Correct 302 ms 4600 KB Output is correct

Subtask #4
53.0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 404 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 76 ms 12056 KB Output is correct
12 Correct 75 ms 12084 KB Output is correct
13 Correct 80 ms 11936 KB Output is correct
14 Correct 97 ms 11928 KB Output is correct
15 Correct 76 ms 12184 KB Output is correct
16 Correct 99 ms 11932 KB Output is correct
17 Correct 93 ms 12056 KB Output is correct
18 Correct 71 ms 12184 KB Output is correct
19 Correct 78 ms 11924 KB Output is correct
20 Correct 80 ms 12056 KB Output is correct
21 Correct 87 ms 12056 KB Output is correct
22 Correct 101 ms 11928 KB Output is correct
23 Correct 79 ms 11928 KB Output is correct
24 Correct 80 ms 11928 KB Output is correct
25 Correct 91 ms 11928 KB Output is correct
26 Correct 68 ms 11928 KB Output is correct
27 Correct 76 ms 12056 KB Output is correct
28 Correct 75 ms 11928 KB Output is correct
29 Correct 80 ms 11932 KB Output is correct
30 Correct 79 ms 11928 KB Output is correct
31 Correct 78 ms 11928 KB Output is correct
32 Correct 107 ms 11928 KB Output is correct
33 Correct 94 ms 11800 KB Output is correct
34 Correct 70 ms 12568 KB Output is correct
35 Correct 88 ms 11800 KB Output is correct
36 Correct 88 ms 12024 KB Output is correct
37 Correct 89 ms 11804 KB Output is correct
38 Correct 94 ms 11800 KB Output is correct
39 Correct 88 ms 11800 KB Output is correct
40 Correct 84 ms 11804 KB Output is correct

Subtask #5
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 404 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 262 ms 5880 KB Output is correct
12 Correct 284 ms 5496 KB Output is correct
13 Correct 264 ms 4820 KB Output is correct
14 Correct 257 ms 5016 KB Output is correct
15 Correct 315 ms 5884 KB Output is correct
16 Correct 282 ms 5072 KB Output is correct
17 Correct 283 ms 4984 KB Output is correct
18 Correct 201 ms 6904 KB Output is correct
19 Correct 224 ms 3960 KB Output is correct
20 Correct 283 ms 5496 KB Output is correct
21 Correct 268 ms 5996 KB Output is correct
22 Correct 310 ms 6264 KB Output is correct
23 Correct 315 ms 5112 KB Output is correct
24 Correct 301 ms 4984 KB Output is correct
25 Correct 290 ms 6904 KB Output is correct
26 Correct 340 ms 5548 KB Output is correct
27 Correct 332 ms 5368 KB Output is correct
28 Correct 222 ms 7928 KB Output is correct
29 Correct 249 ms 4088 KB Output is correct
30 Correct 311 ms 6008 KB Output is correct
31 Correct 364 ms 5952 KB Output is correct
32 Correct 327 ms 5752 KB Output is correct
33 Correct 289 ms 4728 KB Output is correct
34 Correct 301 ms 4836 KB Output is correct
35 Correct 335 ms 5240 KB Output is correct
36 Correct 188 ms 3704 KB Output is correct
37 Correct 341 ms 5880 KB Output is correct
38 Correct 258 ms 3520 KB Output is correct
39 Correct 318 ms 4728 KB Output is correct
40 Correct 302 ms 4600 KB Output is correct
41 Correct 76 ms 12056 KB Output is correct
42 Correct 75 ms 12084 KB Output is correct
43 Correct 80 ms 11936 KB Output is correct
44 Correct 97 ms 11928 KB Output is correct
45 Correct 76 ms 12184 KB Output is correct
46 Correct 99 ms 11932 KB Output is correct
47 Correct 93 ms 12056 KB Output is correct
48 Correct 71 ms 12184 KB Output is correct
49 Correct 78 ms 11924 KB Output is correct
50 Correct 80 ms 12056 KB Output is correct
51 Correct 87 ms 12056 KB Output is correct
52 Correct 101 ms 11928 KB Output is correct
53 Correct 79 ms 11928 KB Output is correct
54 Correct 80 ms 11928 KB Output is correct
55 Correct 91 ms 11928 KB Output is correct
56 Correct 68 ms 11928 KB Output is correct
57 Correct 76 ms 12056 KB Output is correct
58 Correct 75 ms 11928 KB Output is correct
59 Correct 80 ms 11932 KB Output is correct
60 Correct 79 ms 11928 KB Output is correct
61 Correct 78 ms 11928 KB Output is correct
62 Correct 107 ms 11928 KB Output is correct
63 Correct 94 ms 11800 KB Output is correct
64 Correct 70 ms 12568 KB Output is correct
65 Correct 88 ms 11800 KB Output is correct
66 Correct 88 ms 12024 KB Output is correct
67 Correct 89 ms 11804 KB Output is correct
68 Correct 94 ms 11800 KB Output is correct
69 Correct 88 ms 11800 KB Output is correct
70 Correct 84 ms 11804 KB Output is correct
71 Correct 442 ms 15768 KB Output is correct
72 Correct 439 ms 16108 KB Output is correct
73 Correct 465 ms 14488 KB Output is correct
74 Correct 774 ms 14872 KB Output is correct
75 Correct 423 ms 16792 KB Output is correct
76 Correct 910 ms 15228 KB Output is correct
77 Correct 738 ms 15192 KB Output is correct
78 Correct 302 ms 18840 KB Output is correct
79 Correct 369 ms 24600 KB Output is correct
80 Correct 461 ms 37440 KB Output is correct
81 Correct 625 ms 37400 KB Output is correct
82 Correct 769 ms 36504 KB Output is correct
83 Correct 420 ms 35604 KB Output is correct
84 Correct 529 ms 36420 KB Output is correct
85 Correct 739 ms 36760 KB Output is correct
86 Correct 259 ms 34324 KB Output is correct
87 Correct 414 ms 37400 KB Output is correct
88 Correct 388 ms 34468 KB Output is correct
89 Correct 512 ms 36116 KB Output is correct
90 Correct 533 ms 36360 KB Output is correct
91 Correct 391 ms 35608 KB Output is correct
92 Correct 814 ms 36768 KB Output is correct
93 Correct 758 ms 36912 KB Output is correct
94 Correct 283 ms 34452 KB Output is correct
95 Correct 631 ms 36504 KB Output is correct
96 Correct 675 ms 36500 KB Output is correct
97 Correct 642 ms 36632 KB Output is correct
98 Correct 676 ms 36376 KB Output is correct
99 Correct 637 ms 36504 KB Output is correct
100 Correct 649 ms 36520 KB Output is correct