Submission #159659

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
159659	2019-10-23T18:39:39 Z	GioChkhaidze	Snake Escaping (JOI18_snake_escaping)	C++14	22 / 100	467 ms	26360 KB

snake_escaping

#include <bits/stdc++.h>
#define F first
#define S second
using namespace std;
int n,q,C[1148576],M[20],dp[1794323],vs;
pair < int  , int > v[1794323];

main () { 
	ios::sync_with_stdio(false);
	cin>>n>>q;
	
	M[0]=1;
	for (int i=1; i<=n; i++) 
		M[i]=M[i-1]*3;
	
	for (int i=0; i<(1<<n); i++) {
		char c;
		cin>>c;
		C[i]=c-'0';
		
		int x=0;
		for (int j=0; j<n; j++) 
			if (i&(1<<j)) x+=M[j];
		dp[x]+=C[i];
	}
	
	for (int i=0; i<M[n]; i++) {
		int x=i;
		for (int j=n-1; j>=0; j--) {
			if (x-2*M[j]>=0) {
				x-=2*M[j];
				dp[i]=(dp[i-2*M[j]]+dp[i-M[j]]);	
			}
				else
			if (x-M[j]>=0) x-=M[j];
		}
	}
	
	for (int i=1; i<=q; i++) {
		string s;
		int x=0;
		cin>>s;	
				
		for (int j=0; j<s.size(); j++) 
			if (s[s.size()-j-1]=='?') x+=2*M[j];	
				else
			if (s[s.size()-j-1]=='1') x+=M[j];
		
		printf("%d\n",dp[x]);
	}
}

Compilation message

snake_escaping.cpp:8:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () { 
       ^
snake_escaping.cpp: In function 'int main()':
snake_escaping.cpp:44:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int j=0; j<s.size(); j++) 
                 ~^~~~~~~~~

Subtask #1
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	632 KB	Output is correct
2	Correct	4 ms	632 KB	Output is correct
3	Correct	4 ms	632 KB	Output is correct
4	Correct	4 ms	632 KB	Output is correct
5	Correct	4 ms	632 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	4 ms	632 KB	Output is correct
9	Correct	4 ms	632 KB	Output is correct
10	Correct	4 ms	604 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	632 KB	Output is correct
2	Correct	4 ms	632 KB	Output is correct
3	Correct	4 ms	632 KB	Output is correct
4	Correct	4 ms	632 KB	Output is correct
5	Correct	4 ms	632 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	4 ms	632 KB	Output is correct
9	Correct	4 ms	632 KB	Output is correct
10	Correct	4 ms	604 KB	Output is correct
11	Correct	252 ms	7288 KB	Output is correct
12	Correct	272 ms	14968 KB	Output is correct
13	Correct	280 ms	14328 KB	Output is correct
14	Correct	284 ms	14320 KB	Output is correct
15	Correct	280 ms	15352 KB	Output is correct
16	Correct	298 ms	14584 KB	Output is correct
17	Correct	301 ms	14524 KB	Output is correct
18	Correct	206 ms	16508 KB	Output is correct
19	Correct	253 ms	13304 KB	Output is correct
20	Correct	271 ms	15096 KB	Output is correct

Subtask #3
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	632 KB	Output is correct
2	Correct	4 ms	632 KB	Output is correct
3	Correct	4 ms	632 KB	Output is correct
4	Correct	4 ms	632 KB	Output is correct
5	Correct	4 ms	632 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	4 ms	632 KB	Output is correct
9	Correct	4 ms	632 KB	Output is correct
10	Correct	4 ms	604 KB	Output is correct
11	Correct	252 ms	7288 KB	Output is correct
12	Correct	272 ms	14968 KB	Output is correct
13	Correct	280 ms	14328 KB	Output is correct
14	Correct	284 ms	14320 KB	Output is correct
15	Correct	280 ms	15352 KB	Output is correct
16	Correct	298 ms	14584 KB	Output is correct
17	Correct	301 ms	14524 KB	Output is correct
18	Correct	206 ms	16508 KB	Output is correct
19	Correct	253 ms	13304 KB	Output is correct
20	Correct	271 ms	15096 KB	Output is correct
21	Correct	342 ms	24312 KB	Output is correct
22	Correct	361 ms	24440 KB	Output is correct
23	Correct	416 ms	23568 KB	Output is correct
24	Correct	387 ms	23412 KB	Output is correct
25	Correct	361 ms	25464 KB	Output is correct
26	Correct	421 ms	23916 KB	Output is correct
27	Correct	450 ms	23980 KB	Output is correct
28	Correct	268 ms	26360 KB	Output is correct
29	Correct	337 ms	22264 KB	Output is correct
30	Correct	352 ms	24568 KB	Output is correct
31	Correct	463 ms	24344 KB	Output is correct
32	Correct	428 ms	24324 KB	Output is correct
33	Correct	367 ms	23288 KB	Output is correct
34	Correct	467 ms	23288 KB	Output is correct
35	Correct	432 ms	23776 KB	Output is correct
36	Correct	260 ms	22260 KB	Output is correct
37	Correct	339 ms	24376 KB	Output is correct
38	Correct	347 ms	22432 KB	Output is correct
39	Correct	384 ms	23416 KB	Output is correct
40	Correct	406 ms	23264 KB	Output is correct

Subtask #4
0 / 53.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	632 KB	Output is correct
2	Correct	4 ms	632 KB	Output is correct
3	Correct	4 ms	632 KB	Output is correct
4	Correct	4 ms	632 KB	Output is correct
5	Correct	4 ms	632 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	4 ms	632 KB	Output is correct
9	Correct	4 ms	632 KB	Output is correct
10	Correct	4 ms	604 KB	Output is correct
11	Runtime error	8 ms	2680 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
12	Halted	0 ms	0 KB	-

Subtask #5
0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	632 KB	Output is correct
2	Correct	4 ms	632 KB	Output is correct
3	Correct	4 ms	632 KB	Output is correct
4	Correct	4 ms	632 KB	Output is correct
5	Correct	4 ms	632 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	4 ms	632 KB	Output is correct
9	Correct	4 ms	632 KB	Output is correct
10	Correct	4 ms	604 KB	Output is correct
11	Correct	252 ms	7288 KB	Output is correct
12	Correct	272 ms	14968 KB	Output is correct
13	Correct	280 ms	14328 KB	Output is correct
14	Correct	284 ms	14320 KB	Output is correct
15	Correct	280 ms	15352 KB	Output is correct
16	Correct	298 ms	14584 KB	Output is correct
17	Correct	301 ms	14524 KB	Output is correct
18	Correct	206 ms	16508 KB	Output is correct
19	Correct	253 ms	13304 KB	Output is correct
20	Correct	271 ms	15096 KB	Output is correct
21	Correct	342 ms	24312 KB	Output is correct
22	Correct	361 ms	24440 KB	Output is correct
23	Correct	416 ms	23568 KB	Output is correct
24	Correct	387 ms	23412 KB	Output is correct
25	Correct	361 ms	25464 KB	Output is correct
26	Correct	421 ms	23916 KB	Output is correct
27	Correct	450 ms	23980 KB	Output is correct
28	Correct	268 ms	26360 KB	Output is correct
29	Correct	337 ms	22264 KB	Output is correct
30	Correct	352 ms	24568 KB	Output is correct
31	Correct	463 ms	24344 KB	Output is correct
32	Correct	428 ms	24324 KB	Output is correct
33	Correct	367 ms	23288 KB	Output is correct
34	Correct	467 ms	23288 KB	Output is correct
35	Correct	432 ms	23776 KB	Output is correct
36	Correct	260 ms	22260 KB	Output is correct
37	Correct	339 ms	24376 KB	Output is correct
38	Correct	347 ms	22432 KB	Output is correct
39	Correct	384 ms	23416 KB	Output is correct
40	Correct	406 ms	23264 KB	Output is correct
41	Runtime error	8 ms	2680 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
42	Halted	0 ms	0 KB	-

Submission #159659

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 7.0 / 7.0

Subtask #3 10.0 / 10.0

Subtask #4 0 / 53.0

Subtask #5 0 / 25.0

Subtask #1
5.0 / 5.0

Subtask #2
7.0 / 7.0

Subtask #3
10.0 / 10.0

Subtask #4
0 / 53.0

Subtask #5
0 / 25.0