답안 #333912

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
333912	2020-12-08T03:09:26 Z	YJU	Snake Escaping (JOI18_snake_escaping)	C++14	22 / 100	2000 ms	56248 KB

snake_escaping

#include<bits/stdc++.h>
#pragma GCC optimize("unroll-loops,no-stack-protector")
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;
const ll MOD=1e9+7;
const ll MOD2=998244353;
const ll N=2e6+5;
const ll K=350;
const ld pi=acos(-1);
const ll INF=(1LL<<60);
#define SQ(i) ((i)*(i))
#define REP(i,n) for(ll i=0;i<n;i++)
#define REP1(i,n) for(ll i=1;i<=n;i++)
#define pb push_back
#define mp make_pair
#define X first
#define Y second
#define setp setprecision
#define lwb lower_bound
#define SZ(_a) (ll)_a.size()

ll dp[N],l,po[N],q,k,ans[N];
string s,a;
vector<pll> que[1000];

ll get3(ll val,ll ip){
	return (val/po[ip])%3;
}

void cal(ll id){
	REP(i,po[k]){
		ll tx=0;
		REP(j,k){
			if(get3(i,k-j-1)==2){
				dp[i]=dp[i-2*po[k-j-1]]+dp[i-po[k-j-1]];
				break;
			}
			tx=tx*2+get3(i,k-j-1);
			if(j==k-1){dp[i]=s[(id<<k)+tx]-'0';}
		}
	}
}

int main(){
	ios_base::sync_with_stdio(0);cin.tie(0);
	cin>>l>>q>>s;
	k=min(l,13LL);
	po[0]=1;
	REP1(i,k)po[i]=po[i-1]*3;
	REP(T,q){
		cin>>a;
		ll tx=0;
		for(int i=l-k;i<l;i++)tx=tx*3+(a[i]=='?'?2:a[i]-'0');
		REP(i,(1<<(l-k))){
			bool ck=1;
			REP(j,l-k){
				if(a[j]=='?')continue;
				if((a[j]-'0')!=(i>>(l-k-j-1))){ck=0;break;}
			}
			if(ck){
				que[i].pb(mp(tx,T));
			}
		}
	}
	REP(i,(1<<(l-k))){
		cal(i);
		for(auto j:que[i]){
			ans[j.Y]+=dp[j.X];
		}
	}
	REP(i,q)cout<<ans[i]<<"\n";
	return 0;
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	804 KB	Output is correct
2	Correct	2 ms	876 KB	Output is correct
3	Correct	2 ms	876 KB	Output is correct
4	Correct	2 ms	876 KB	Output is correct
5	Correct	2 ms	876 KB	Output is correct
6	Correct	2 ms	876 KB	Output is correct
7	Correct	3 ms	896 KB	Output is correct
8	Correct	2 ms	876 KB	Output is correct
9	Correct	2 ms	876 KB	Output is correct
10	Correct	2 ms	876 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	804 KB	Output is correct
2	Correct	2 ms	876 KB	Output is correct
3	Correct	2 ms	876 KB	Output is correct
4	Correct	2 ms	876 KB	Output is correct
5	Correct	2 ms	876 KB	Output is correct
6	Correct	2 ms	876 KB	Output is correct
7	Correct	3 ms	896 KB	Output is correct
8	Correct	2 ms	876 KB	Output is correct
9	Correct	2 ms	876 KB	Output is correct
10	Correct	2 ms	876 KB	Output is correct
11	Correct	247 ms	30392 KB	Output is correct
12	Correct	277 ms	30536 KB	Output is correct
13	Correct	240 ms	29368 KB	Output is correct
14	Correct	259 ms	29552 KB	Output is correct
15	Correct	259 ms	30392 KB	Output is correct
16	Correct	251 ms	29624 KB	Output is correct
17	Correct	275 ms	29624 KB	Output is correct
18	Correct	216 ms	31560 KB	Output is correct
19	Correct	210 ms	28472 KB	Output is correct
20	Correct	268 ms	30520 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	804 KB	Output is correct
2	Correct	2 ms	876 KB	Output is correct
3	Correct	2 ms	876 KB	Output is correct
4	Correct	2 ms	876 KB	Output is correct
5	Correct	2 ms	876 KB	Output is correct
6	Correct	2 ms	876 KB	Output is correct
7	Correct	3 ms	896 KB	Output is correct
8	Correct	2 ms	876 KB	Output is correct
9	Correct	2 ms	876 KB	Output is correct
10	Correct	2 ms	876 KB	Output is correct
11	Correct	247 ms	30392 KB	Output is correct
12	Correct	277 ms	30536 KB	Output is correct
13	Correct	240 ms	29368 KB	Output is correct
14	Correct	259 ms	29552 KB	Output is correct
15	Correct	259 ms	30392 KB	Output is correct
16	Correct	251 ms	29624 KB	Output is correct
17	Correct	275 ms	29624 KB	Output is correct
18	Correct	216 ms	31560 KB	Output is correct
19	Correct	210 ms	28472 KB	Output is correct
20	Correct	268 ms	30520 KB	Output is correct
21	Correct	305 ms	54200 KB	Output is correct
22	Correct	330 ms	54328 KB	Output is correct
23	Correct	301 ms	53432 KB	Output is correct
24	Correct	293 ms	53304 KB	Output is correct
25	Correct	306 ms	55224 KB	Output is correct
26	Correct	317 ms	53816 KB	Output is correct
27	Correct	315 ms	53688 KB	Output is correct
28	Correct	258 ms	56248 KB	Output is correct
29	Correct	250 ms	52152 KB	Output is correct
30	Correct	329 ms	54328 KB	Output is correct
31	Correct	308 ms	54348 KB	Output is correct
32	Correct	306 ms	54200 KB	Output is correct
33	Correct	280 ms	53048 KB	Output is correct
34	Correct	291 ms	53176 KB	Output is correct
35	Correct	315 ms	53688 KB	Output is correct
36	Correct	245 ms	52280 KB	Output is correct
37	Correct	309 ms	54220 KB	Output is correct
38	Correct	247 ms	52300 KB	Output is correct
39	Correct	298 ms	53432 KB	Output is correct
40	Correct	292 ms	53432 KB	Output is correct

Subtask #4
0 / 53.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	804 KB	Output is correct
2	Correct	2 ms	876 KB	Output is correct
3	Correct	2 ms	876 KB	Output is correct
4	Correct	2 ms	876 KB	Output is correct
5	Correct	2 ms	876 KB	Output is correct
6	Correct	2 ms	876 KB	Output is correct
7	Correct	3 ms	896 KB	Output is correct
8	Correct	2 ms	876 KB	Output is correct
9	Correct	2 ms	876 KB	Output is correct
10	Correct	2 ms	876 KB	Output is correct
11	Execution timed out	2080 ms	17292 KB	Time limit exceeded
12	Halted	0 ms	0 KB	-

Subtask #5
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	804 KB	Output is correct
2	Correct	2 ms	876 KB	Output is correct
3	Correct	2 ms	876 KB	Output is correct
4	Correct	2 ms	876 KB	Output is correct
5	Correct	2 ms	876 KB	Output is correct
6	Correct	2 ms	876 KB	Output is correct
7	Correct	3 ms	896 KB	Output is correct
8	Correct	2 ms	876 KB	Output is correct
9	Correct	2 ms	876 KB	Output is correct
10	Correct	2 ms	876 KB	Output is correct
11	Correct	247 ms	30392 KB	Output is correct
12	Correct	277 ms	30536 KB	Output is correct
13	Correct	240 ms	29368 KB	Output is correct
14	Correct	259 ms	29552 KB	Output is correct
15	Correct	259 ms	30392 KB	Output is correct
16	Correct	251 ms	29624 KB	Output is correct
17	Correct	275 ms	29624 KB	Output is correct
18	Correct	216 ms	31560 KB	Output is correct
19	Correct	210 ms	28472 KB	Output is correct
20	Correct	268 ms	30520 KB	Output is correct
21	Correct	305 ms	54200 KB	Output is correct
22	Correct	330 ms	54328 KB	Output is correct
23	Correct	301 ms	53432 KB	Output is correct
24	Correct	293 ms	53304 KB	Output is correct
25	Correct	306 ms	55224 KB	Output is correct
26	Correct	317 ms	53816 KB	Output is correct
27	Correct	315 ms	53688 KB	Output is correct
28	Correct	258 ms	56248 KB	Output is correct
29	Correct	250 ms	52152 KB	Output is correct
30	Correct	329 ms	54328 KB	Output is correct
31	Correct	308 ms	54348 KB	Output is correct
32	Correct	306 ms	54200 KB	Output is correct
33	Correct	280 ms	53048 KB	Output is correct
34	Correct	291 ms	53176 KB	Output is correct
35	Correct	315 ms	53688 KB	Output is correct
36	Correct	245 ms	52280 KB	Output is correct
37	Correct	309 ms	54220 KB	Output is correct
38	Correct	247 ms	52300 KB	Output is correct
39	Correct	298 ms	53432 KB	Output is correct
40	Correct	292 ms	53432 KB	Output is correct
41	Execution timed out	2080 ms	17292 KB	Time limit exceeded
42	Halted	0 ms	0 KB	-

답안 #333912

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