oj.uz

Submission #853365

# Submission time Handle Problem Language Result Execution time Memory
853365 2023-09-24T08:44:56 Z anhduc2701 Snake Escaping (JOI18_snake_escaping) C++17
100 / 100
 674 ms 34256 KB 
#include<bits/stdc++.h>
#define pb push_back
#define fi first
#define se second 
#define BIT(x,i) (((x)>>(i))&1)
using namespace std;
typedef long long ll;
int dp[1<<20];
int dp1[1<<20];
int l,q;
int sum=0;
string a;
signed main(){
	// freopen("input.inp","r",stdin);
	// freopen("output.out","w",stdout);
	cin.tie(0),cout.tie(0)->sync_with_stdio(0);
	cin >> l >> q;
	cin >> a;
	for(int i=0;i<(1<<l);i++){
		int num=a[i]-'0';
		dp[i]=num;
		dp1[i]=num;
	}
	for(int i=0;i<l;i++){
		for(int j=0;j<(1<<l);j++){
			if((1<<i)&j)dp[j]+=dp[j^(1<<i)];
			else dp1[j]+=dp1[j^(1<<i)];
		}
	}
	for(int i=1;i<=q;i++){
		string s;
		cin >> s;
		int mask0=0;
		int num0=0,num1=0,num2=0,mask1=0,mask2=0;
		int sum=0;
		for(int j=0;j<l;j++){
			if(s[l-1-j]=='?'){
				mask2^=(1<<j);
				num2++;
			}
			if(s[l-1-j]=='0'){
				mask0^=(1<<j);
				num0++;
			}
			if(s[l-1-j]=='1'){
				mask1^=(1<<j);
				num1++;
			}
		}
		if(num0<=min(num1,num2)){
			for(int j=mask0;j>=0;j=(j-1)&mask0){
				if(__builtin_popcount(j)%2==0){
					sum+=dp1[mask1^j];
				}
				else{
					sum-=dp1[mask1^j];
				}
				if(j==0)break;
			}

		}
		else if(num1<=min(num0,num2)){
			for(int j=mask1;j>=0;j=(j-1)&mask1){
				if((__builtin_popcount(j)&1)==(__builtin_popcount(mask1)&1)){
					sum+=dp[j^mask2];
				}
				else{
					sum-=dp[j^mask2];
				}
				if(j==0)break;
			}
		}
		else{
			for(int j=mask2;j>=0;j=(j-1)&mask2){	
				sum+=a[j^mask1]-'0';
				if(j==0)break;
			}
		}
		cout << sum << '\n';
	}
}

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 2392 KB Output is correct
3 Correct 1 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 1 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 2516 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 2392 KB Output is correct
3 Correct 1 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 1 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 2516 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 168 ms 16052 KB Output is correct
12 Correct 181 ms 15732 KB Output is correct
13 Correct 194 ms 14928 KB Output is correct
14 Correct 234 ms 15184 KB Output is correct
15 Correct 195 ms 16024 KB Output is correct
16 Correct 223 ms 15332 KB Output is correct
17 Correct 217 ms 15184 KB Output is correct
18 Correct 171 ms 17228 KB Output is correct
19 Correct 160 ms 14160 KB Output is correct
20 Correct 175 ms 15696 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 2392 KB Output is correct
3 Correct 1 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 1 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 2516 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 168 ms 16052 KB Output is correct
12 Correct 181 ms 15732 KB Output is correct
13 Correct 194 ms 14928 KB Output is correct
14 Correct 234 ms 15184 KB Output is correct
15 Correct 195 ms 16024 KB Output is correct
16 Correct 223 ms 15332 KB Output is correct
17 Correct 217 ms 15184 KB Output is correct
18 Correct 171 ms 17228 KB Output is correct
19 Correct 160 ms 14160 KB Output is correct
20 Correct 175 ms 15696 KB Output is correct
21 Correct 195 ms 18880 KB Output is correct
22 Correct 209 ms 19276 KB Output is correct
23 Correct 227 ms 18132 KB Output is correct
24 Correct 275 ms 18168 KB Output is correct
25 Correct 230 ms 20048 KB Output is correct
26 Correct 269 ms 18624 KB Output is correct
27 Correct 256 ms 18536 KB Output is correct
28 Correct 159 ms 21100 KB Output is correct
29 Correct 186 ms 17068 KB Output is correct
30 Correct 203 ms 19032 KB Output is correct
31 Correct 255 ms 19024 KB Output is correct
32 Correct 277 ms 18984 KB Output is correct
33 Correct 208 ms 18000 KB Output is correct
34 Correct 267 ms 18096 KB Output is correct
35 Correct 251 ms 18548 KB Output is correct
36 Correct 146 ms 17020 KB Output is correct
37 Correct 201 ms 19028 KB Output is correct
38 Correct 197 ms 17012 KB Output is correct
39 Correct 242 ms 18160 KB Output is correct
40 Correct 271 ms 18000 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 2392 KB Output is correct
3 Correct 1 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 1 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 2516 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 35 ms 12080 KB Output is correct
12 Correct 37 ms 12084 KB Output is correct
13 Correct 41 ms 12032 KB Output is correct
14 Correct 49 ms 12020 KB Output is correct
15 Correct 41 ms 11980 KB Output is correct
16 Correct 54 ms 12020 KB Output is correct
17 Correct 41 ms 11840 KB Output is correct
18 Correct 31 ms 12088 KB Output is correct
19 Correct 36 ms 11764 KB Output is correct
20 Correct 35 ms 12088 KB Output is correct
21 Correct 44 ms 12012 KB Output is correct
22 Correct 51 ms 12036 KB Output is correct
23 Correct 37 ms 11860 KB Output is correct
24 Correct 55 ms 11956 KB Output is correct
25 Correct 42 ms 12020 KB Output is correct
26 Correct 31 ms 11944 KB Output is correct
27 Correct 36 ms 12096 KB Output is correct
28 Correct 44 ms 11964 KB Output is correct
29 Correct 39 ms 12016 KB Output is correct
30 Correct 40 ms 11900 KB Output is correct
31 Correct 34 ms 11848 KB Output is correct
32 Correct 61 ms 12060 KB Output is correct
33 Correct 47 ms 11856 KB Output is correct
34 Correct 32 ms 11772 KB Output is correct
35 Correct 43 ms 11852 KB Output is correct
36 Correct 41 ms 12020 KB Output is correct
37 Correct 65 ms 11840 KB Output is correct
38 Correct 39 ms 11840 KB Output is correct
39 Correct 43 ms 11856 KB Output is correct
40 Correct 40 ms 12024 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 2392 KB Output is correct
3 Correct 1 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 1 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 2516 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 168 ms 16052 KB Output is correct
12 Correct 181 ms 15732 KB Output is correct
13 Correct 194 ms 14928 KB Output is correct
14 Correct 234 ms 15184 KB Output is correct
15 Correct 195 ms 16024 KB Output is correct
16 Correct 223 ms 15332 KB Output is correct
17 Correct 217 ms 15184 KB Output is correct
18 Correct 171 ms 17228 KB Output is correct
19 Correct 160 ms 14160 KB Output is correct
20 Correct 175 ms 15696 KB Output is correct
21 Correct 195 ms 18880 KB Output is correct
22 Correct 209 ms 19276 KB Output is correct
23 Correct 227 ms 18132 KB Output is correct
24 Correct 275 ms 18168 KB Output is correct
25 Correct 230 ms 20048 KB Output is correct
26 Correct 269 ms 18624 KB Output is correct
27 Correct 256 ms 18536 KB Output is correct
28 Correct 159 ms 21100 KB Output is correct
29 Correct 186 ms 17068 KB Output is correct
30 Correct 203 ms 19032 KB Output is correct
31 Correct 255 ms 19024 KB Output is correct
32 Correct 277 ms 18984 KB Output is correct
33 Correct 208 ms 18000 KB Output is correct
34 Correct 267 ms 18096 KB Output is correct
35 Correct 251 ms 18548 KB Output is correct
36 Correct 146 ms 17020 KB Output is correct
37 Correct 201 ms 19028 KB Output is correct
38 Correct 197 ms 17012 KB Output is correct
39 Correct 242 ms 18160 KB Output is correct
40 Correct 271 ms 18000 KB Output is correct
41 Correct 35 ms 12080 KB Output is correct
42 Correct 37 ms 12084 KB Output is correct
43 Correct 41 ms 12032 KB Output is correct
44 Correct 49 ms 12020 KB Output is correct
45 Correct 41 ms 11980 KB Output is correct
46 Correct 54 ms 12020 KB Output is correct
47 Correct 41 ms 11840 KB Output is correct
48 Correct 31 ms 12088 KB Output is correct
49 Correct 36 ms 11764 KB Output is correct
50 Correct 35 ms 12088 KB Output is correct
51 Correct 44 ms 12012 KB Output is correct
52 Correct 51 ms 12036 KB Output is correct
53 Correct 37 ms 11860 KB Output is correct
54 Correct 55 ms 11956 KB Output is correct
55 Correct 42 ms 12020 KB Output is correct
56 Correct 31 ms 11944 KB Output is correct
57 Correct 36 ms 12096 KB Output is correct
58 Correct 44 ms 11964 KB Output is correct
59 Correct 39 ms 12016 KB Output is correct
60 Correct 40 ms 11900 KB Output is correct
61 Correct 34 ms 11848 KB Output is correct
62 Correct 61 ms 12060 KB Output is correct
63 Correct 47 ms 11856 KB Output is correct
64 Correct 32 ms 11772 KB Output is correct
65 Correct 43 ms 11852 KB Output is correct
66 Correct 41 ms 12020 KB Output is correct
67 Correct 65 ms 11840 KB Output is correct
68 Correct 39 ms 11840 KB Output is correct
69 Correct 43 ms 11856 KB Output is correct
70 Correct 40 ms 12024 KB Output is correct
71 Correct 353 ms 34188 KB Output is correct
72 Correct 380 ms 34216 KB Output is correct
73 Correct 433 ms 32960 KB Output is correct
74 Correct 674 ms 30528 KB Output is correct
75 Correct 352 ms 32372 KB Output is correct
76 Correct 597 ms 30708 KB Output is correct
77 Correct 526 ms 30588 KB Output is correct
78 Correct 259 ms 34256 KB Output is correct
79 Correct 317 ms 28416 KB Output is correct
80 Correct 411 ms 31548 KB Output is correct
81 Correct 462 ms 31248 KB Output is correct
82 Correct 660 ms 30424 KB Output is correct
83 Correct 351 ms 29564 KB Output is correct
84 Correct 639 ms 30284 KB Output is correct
85 Correct 560 ms 30732 KB Output is correct
86 Correct 213 ms 28212 KB Output is correct
87 Correct 329 ms 31284 KB Output is correct
88 Correct 298 ms 28400 KB Output is correct
89 Correct 497 ms 30256 KB Output is correct
90 Correct 438 ms 30496 KB Output is correct
91 Correct 333 ms 29700 KB Output is correct
92 Correct 649 ms 30912 KB Output is correct
93 Correct 574 ms 30452 KB Output is correct
94 Correct 222 ms 28220 KB Output is correct
95 Correct 546 ms 30508 KB Output is correct
96 Correct 570 ms 30416 KB Output is correct
97 Correct 565 ms 30464 KB Output is correct
98 Correct 519 ms 30364 KB Output is correct
99 Correct 518 ms 30316 KB Output is correct
100 Correct 520 ms 30556 KB Output is correct