oj.uz

Submission #386156

# Submission time Handle Problem Language Result Execution time Memory
386156 2021-04-05T20:27:17 Z CSQ31 Snake Escaping (JOI18_snake_escaping) C++14
100 / 100
 1508 ms 35476 KB 
#pragma GCC optimize("Ofast") 
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define fi first
#define se second
#define sz(a) (int)(a.size())
#define all(a) a.begin(),a.end()
#define lb lower_bound
#define ub upper_bound
#define owo ios_base::sync_with_stdio(0);cin.tie(0);
#define MOD (ll)(1e9+7)
#define INF (ll)(1e18)
#define debug(...) fprintf(stderr, __VA_ARGS__),fflush(stderr)
#define time__(d) for(long blockTime = 0; (blockTime == 0 ? (blockTime=clock()) != 0 : false);\
debug("%s time : %.4fs\n", d, (double)(clock() - blockTime) / CLOCKS_PER_SEC))
typedef long long int ll;
typedef long double ld;
typedef pair<ll,ll> PII;
typedef pair<int,int> pii;
typedef vector<vector<int>> vii;
typedef vector<vector<ll>> VII;
typedef pair<int,pii> P;
ll gcd(ll a,ll b){if(!b)return a;else return gcd(b,a%b);}
const int pw[22] = {1,2,4,8,16,32,64,128,256,512,1024,2048,4096,8192,16384,32768,65536,131072,262144,524288,1048576,2097152};
int main()
{

	owo
	int l,q;
	cin>>l>>q;
	vector<int>sub(pw[(l+1)]),sup(pw[(l+1)]),cnt(pw[l+1]);
	for(int i=0;i<(1<<(l+1));i++)cnt[i] = __builtin_popcount(i);
	string snek;
	for(int i=0;i<pw[l];i++){
		char c;cin>>c;
		sub[i]+=c-'0';
		sup[i]+=c-'0';
		snek+=c;
	}
	for(int i=0;i<l;i++){
		for(int j=0;j<pw[l];j++){
			if(j&pw[i])sub[j]+=sub[j^pw[i]];
			else sup[j]+=sup[j^pw[i]];
		}
	}
	while(q--){
		int A=0,B=0,C=0;
		vector<int>a,b,c;
		string s;cin>>s;
		int ans = 0;
		for(int i=0;i<l;i++){
			if(s[i] == '?'){c.pb(l-i-1);C+=pw[l-i-1];}
			else if(s[i] == '0'){a.pb(l-i-1);A+=pw[l-i-1];}
			else {b.pb(l-i-1);B+=pw[l-i-1];}
		}
		if(sz(c) <= 6){
			for(int i=C;i!=0;i=(i-1)&C){
				ans+=snek[B|i]-'0';
			}
			ans+=snek[B]-'0';
		}
		else if(sz(a) <= 6){
			for(int i=A;i!=0;i=(i-1)&A){
				if(cnt[i]&1)ans-=sup[i|B];
				else ans+=sup[i|B];
			}
			ans+=sup[B];
		}else{
			for(int i=B;i!=0;i=(i-1)&B){
				if((cnt[B]-cnt[i])&1)ans-=sub[C|i];
				else ans+=sub[C|i];
			}
			if(cnt[B]&1)ans-=sub[C];
			else ans+=sub[C];
		}
		cout<<ans<<'\n';
	}
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 592 ms 4972 KB Output is correct
12 Correct 630 ms 4588 KB Output is correct
13 Correct 585 ms 3820 KB Output is correct
14 Correct 587 ms 4076 KB Output is correct
15 Correct 638 ms 4972 KB Output is correct
16 Correct 619 ms 4076 KB Output is correct
17 Correct 635 ms 4340 KB Output is correct
18 Correct 381 ms 5868 KB Output is correct
19 Correct 566 ms 2924 KB Output is correct
20 Correct 579 ms 4588 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 592 ms 4972 KB Output is correct
12 Correct 630 ms 4588 KB Output is correct
13 Correct 585 ms 3820 KB Output is correct
14 Correct 587 ms 4076 KB Output is correct
15 Correct 638 ms 4972 KB Output is correct
16 Correct 619 ms 4076 KB Output is correct
17 Correct 635 ms 4340 KB Output is correct
18 Correct 381 ms 5868 KB Output is correct
19 Correct 566 ms 2924 KB Output is correct
20 Correct 579 ms 4588 KB Output is correct
21 Correct 600 ms 5212 KB Output is correct
22 Correct 701 ms 5144 KB Output is correct
23 Correct 703 ms 4332 KB Output is correct
24 Correct 698 ms 4060 KB Output is correct
25 Correct 654 ms 6024 KB Output is correct
26 Correct 735 ms 4972 KB Output is correct
27 Correct 801 ms 4220 KB Output is correct
28 Correct 401 ms 6636 KB Output is correct
29 Correct 583 ms 2668 KB Output is correct
30 Correct 651 ms 4772 KB Output is correct
31 Correct 778 ms 4588 KB Output is correct
32 Correct 722 ms 4664 KB Output is correct
33 Correct 598 ms 3436 KB Output is correct
34 Correct 690 ms 3692 KB Output is correct
35 Correct 742 ms 4108 KB Output is correct
36 Correct 386 ms 2668 KB Output is correct
37 Correct 678 ms 4700 KB Output is correct
38 Correct 647 ms 2552 KB Output is correct
39 Correct 699 ms 3820 KB Output is correct
40 Correct 695 ms 3692 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 114 ms 27044 KB Output is correct
12 Correct 115 ms 27044 KB Output is correct
13 Correct 123 ms 27044 KB Output is correct
14 Correct 152 ms 27044 KB Output is correct
15 Correct 123 ms 27044 KB Output is correct
16 Correct 145 ms 27044 KB Output is correct
17 Correct 139 ms 27044 KB Output is correct
18 Correct 98 ms 27044 KB Output is correct
19 Correct 115 ms 27044 KB Output is correct
20 Correct 120 ms 27044 KB Output is correct
21 Correct 137 ms 27044 KB Output is correct
22 Correct 140 ms 27044 KB Output is correct
23 Correct 113 ms 27044 KB Output is correct
24 Correct 130 ms 27044 KB Output is correct
25 Correct 137 ms 27044 KB Output is correct
26 Correct 98 ms 27044 KB Output is correct
27 Correct 119 ms 27044 KB Output is correct
28 Correct 112 ms 27044 KB Output is correct
29 Correct 120 ms 27044 KB Output is correct
30 Correct 125 ms 27044 KB Output is correct
31 Correct 118 ms 27056 KB Output is correct
32 Correct 146 ms 27044 KB Output is correct
33 Correct 137 ms 27044 KB Output is correct
34 Correct 100 ms 27044 KB Output is correct
35 Correct 128 ms 27044 KB Output is correct
36 Correct 129 ms 27044 KB Output is correct
37 Correct 130 ms 27044 KB Output is correct
38 Correct 131 ms 27044 KB Output is correct
39 Correct 127 ms 27044 KB Output is correct
40 Correct 127 ms 27044 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 592 ms 4972 KB Output is correct
12 Correct 630 ms 4588 KB Output is correct
13 Correct 585 ms 3820 KB Output is correct
14 Correct 587 ms 4076 KB Output is correct
15 Correct 638 ms 4972 KB Output is correct
16 Correct 619 ms 4076 KB Output is correct
17 Correct 635 ms 4340 KB Output is correct
18 Correct 381 ms 5868 KB Output is correct
19 Correct 566 ms 2924 KB Output is correct
20 Correct 579 ms 4588 KB Output is correct
21 Correct 600 ms 5212 KB Output is correct
22 Correct 701 ms 5144 KB Output is correct
23 Correct 703 ms 4332 KB Output is correct
24 Correct 698 ms 4060 KB Output is correct
25 Correct 654 ms 6024 KB Output is correct
26 Correct 735 ms 4972 KB Output is correct
27 Correct 801 ms 4220 KB Output is correct
28 Correct 401 ms 6636 KB Output is correct
29 Correct 583 ms 2668 KB Output is correct
30 Correct 651 ms 4772 KB Output is correct
31 Correct 778 ms 4588 KB Output is correct
32 Correct 722 ms 4664 KB Output is correct
33 Correct 598 ms 3436 KB Output is correct
34 Correct 690 ms 3692 KB Output is correct
35 Correct 742 ms 4108 KB Output is correct
36 Correct 386 ms 2668 KB Output is correct
37 Correct 678 ms 4700 KB Output is correct
38 Correct 647 ms 2552 KB Output is correct
39 Correct 699 ms 3820 KB Output is correct
40 Correct 695 ms 3692 KB Output is correct
41 Correct 114 ms 27044 KB Output is correct
42 Correct 115 ms 27044 KB Output is correct
43 Correct 123 ms 27044 KB Output is correct
44 Correct 152 ms 27044 KB Output is correct
45 Correct 123 ms 27044 KB Output is correct
46 Correct 145 ms 27044 KB Output is correct
47 Correct 139 ms 27044 KB Output is correct
48 Correct 98 ms 27044 KB Output is correct
49 Correct 115 ms 27044 KB Output is correct
50 Correct 120 ms 27044 KB Output is correct
51 Correct 137 ms 27044 KB Output is correct
52 Correct 140 ms 27044 KB Output is correct
53 Correct 113 ms 27044 KB Output is correct
54 Correct 130 ms 27044 KB Output is correct
55 Correct 137 ms 27044 KB Output is correct
56 Correct 98 ms 27044 KB Output is correct
57 Correct 119 ms 27044 KB Output is correct
58 Correct 112 ms 27044 KB Output is correct
59 Correct 120 ms 27044 KB Output is correct
60 Correct 125 ms 27044 KB Output is correct
61 Correct 118 ms 27056 KB Output is correct
62 Correct 146 ms 27044 KB Output is correct
63 Correct 137 ms 27044 KB Output is correct
64 Correct 100 ms 27044 KB Output is correct
65 Correct 128 ms 27044 KB Output is correct
66 Correct 129 ms 27044 KB Output is correct
67 Correct 130 ms 27044 KB Output is correct
68 Correct 131 ms 27044 KB Output is correct
69 Correct 127 ms 27044 KB Output is correct
70 Correct 127 ms 27044 KB Output is correct
71 Correct 921 ms 31232 KB Output is correct
72 Correct 964 ms 31328 KB Output is correct
73 Correct 1062 ms 29792 KB Output is correct
74 Correct 1458 ms 30304 KB Output is correct
75 Correct 993 ms 32348 KB Output is correct
76 Correct 1427 ms 30468 KB Output is correct
77 Correct 1321 ms 31584 KB Output is correct
78 Correct 594 ms 35476 KB Output is correct
79 Correct 877 ms 29280 KB Output is correct
80 Correct 942 ms 32456 KB Output is correct
81 Correct 1220 ms 32352 KB Output is correct
82 Correct 1392 ms 31584 KB Output is correct
83 Correct 905 ms 30616 KB Output is correct
84 Correct 1114 ms 31416 KB Output is correct
85 Correct 1334 ms 31508 KB Output is correct
86 Correct 575 ms 29280 KB Output is correct
87 Correct 954 ms 32304 KB Output is correct
88 Correct 882 ms 29280 KB Output is correct
89 Correct 1078 ms 31072 KB Output is correct
90 Correct 1089 ms 31328 KB Output is correct
91 Correct 898 ms 30560 KB Output is correct
92 Correct 1508 ms 31584 KB Output is correct
93 Correct 1336 ms 31820 KB Output is correct
94 Correct 577 ms 29280 KB Output is correct
95 Correct 1185 ms 31380 KB Output is correct
96 Correct 1239 ms 31584 KB Output is correct
97 Correct 1194 ms 31460 KB Output is correct
98 Correct 1181 ms 31584 KB Output is correct
99 Correct 1185 ms 31484 KB Output is correct
100 Correct 1256 ms 31508 KB Output is correct