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Submission #289853

# Submission time Handle Problem Language Result Execution time Memory
289853 2020-09-03T06:49:27 Z Pyqe Snake Escaping (JOI18_snake_escaping) C++14
100 / 100
 1599 ms 36248 KB 
#include <bits/stdc++.h>

using namespace std;

int nd,n,d,d2,p3[13],dh[531441],pst[531441],a[1ll<<20],wg[1000000],wgg[1000000],mka[1000000],dp[531441],sq[1000000];

int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	int t,rr,i,k,w,mk;
	string s;
	
	cin>>nd>>t;
	n=1ll<<nd;
	d=min(nd,8);
	d2=max(nd-8,0);
	p3[0]=1;
	for(i=1;i<=d2;i++)
	{
		p3[i]=p3[i-1]*3;
	}
	for(mk=0;mk<p3[d2];mk++)
	{
		w=0;
		for(i=d2-1;i+1;i--)
		{
			k=mk/p3[i]%3;
			if(k==2)
			{
				break;
			}
			w=w<<1|k;
		}
		dh[mk]=i;
		if(dh[mk]==-1)
		{
			pst[mk]=w;
		}
	}
	cin>>s;
	for(i=0;i<n;i++)
	{
		a[i]=s[i]-'0';
	}
	for(rr=0;rr<t;rr++)
	{
		cin>>s;
		wg[rr]=0;
		wgg[rr]=0;
		for(i=0;i<d;i++)
		{
			k=(s[i]=='1')+2*(s[i]=='?');
			wg[rr]=wg[rr]<<1|k%2;
			wgg[rr]=wgg[rr]<<1|k<2;
		}
		mka[rr]=0;
		for(i=0;i<d2;i++)
		{
			k=(s[d+i]=='1')+2*(s[d+i]=='?');
			mka[rr]=mka[rr]*3+k;
		}
	}
	for(i=0;i<1ll<<d;i++)
	{
		for(mk=0;mk<p3[d2];mk++)
		{
			if(dh[mk]==-1)
			{
				dp[mk]=a[i<<d2|pst[mk]];
			}
			else
			{
				dp[mk]=dp[mk-p3[dh[mk]]*2]+dp[mk-p3[dh[mk]]];
			}
		}
		for(rr=0;rr<t;rr++)
		{
			if((i&wgg[rr])==wg[rr])
			{
				sq[rr]+=dp[mka[rr]];
			}
		}
	}
	for(rr=0;rr<t;rr++)
	{
		cout<<sq[rr]<<"\n";
	}
}

Compilation message

snake_escaping.cpp: In function 'int main()':
snake_escaping.cpp:56:24: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses]
   56 |    wgg[rr]=wgg[rr]<<1|k<2;
      |                       ~^~

Subtask #1
5.0 / 5.0

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

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 743 ms 20084 KB Output is correct
12 Correct 859 ms 19660 KB Output is correct
13 Correct 701 ms 18936 KB Output is correct
14 Correct 728 ms 19064 KB Output is correct
15 Correct 793 ms 20040 KB Output is correct
16 Correct 671 ms 19352 KB Output is correct
17 Correct 670 ms 19276 KB Output is correct
18 Correct 493 ms 20984 KB Output is correct
19 Correct 562 ms 18040 KB Output is correct
20 Correct 811 ms 19700 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 743 ms 20084 KB Output is correct
12 Correct 859 ms 19660 KB Output is correct
13 Correct 701 ms 18936 KB Output is correct
14 Correct 728 ms 19064 KB Output is correct
15 Correct 793 ms 20040 KB Output is correct
16 Correct 671 ms 19352 KB Output is correct
17 Correct 670 ms 19276 KB Output is correct
18 Correct 493 ms 20984 KB Output is correct
19 Correct 562 ms 18040 KB Output is correct
20 Correct 811 ms 19700 KB Output is correct
21 Correct 808 ms 20088 KB Output is correct
22 Correct 822 ms 20344 KB Output is correct
23 Correct 712 ms 19448 KB Output is correct
24 Correct 719 ms 19064 KB Output is correct
25 Correct 887 ms 21120 KB Output is correct
26 Correct 673 ms 19536 KB Output is correct
27 Correct 670 ms 19576 KB Output is correct
28 Correct 522 ms 22024 KB Output is correct
29 Correct 570 ms 18068 KB Output is correct
30 Correct 814 ms 20348 KB Output is correct
31 Correct 669 ms 20088 KB Output is correct
32 Correct 677 ms 20128 KB Output is correct
33 Correct 616 ms 19088 KB Output is correct
34 Correct 750 ms 19172 KB Output is correct
35 Correct 671 ms 19576 KB Output is correct
36 Correct 474 ms 18200 KB Output is correct
37 Correct 731 ms 20216 KB Output is correct
38 Correct 583 ms 18108 KB Output is correct
39 Correct 698 ms 19448 KB Output is correct
40 Correct 735 ms 19068 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 356 ms 11144 KB Output is correct
12 Correct 358 ms 11160 KB Output is correct
13 Correct 349 ms 11156 KB Output is correct
14 Correct 357 ms 11160 KB Output is correct
15 Correct 372 ms 11288 KB Output is correct
16 Correct 348 ms 11160 KB Output is correct
17 Correct 347 ms 11164 KB Output is correct
18 Correct 332 ms 11416 KB Output is correct
19 Correct 346 ms 11008 KB Output is correct
20 Correct 350 ms 11160 KB Output is correct
21 Correct 361 ms 11144 KB Output is correct
22 Correct 345 ms 11156 KB Output is correct
23 Correct 340 ms 11292 KB Output is correct
24 Correct 344 ms 11156 KB Output is correct
25 Correct 349 ms 11160 KB Output is correct
26 Correct 328 ms 11032 KB Output is correct
27 Correct 360 ms 11208 KB Output is correct
28 Correct 340 ms 11028 KB Output is correct
29 Correct 356 ms 11160 KB Output is correct
30 Correct 343 ms 11160 KB Output is correct
31 Correct 342 ms 11160 KB Output is correct
32 Correct 356 ms 11160 KB Output is correct
33 Correct 358 ms 11164 KB Output is correct
34 Correct 336 ms 11036 KB Output is correct
35 Correct 358 ms 11164 KB Output is correct
36 Correct 355 ms 11160 KB Output is correct
37 Correct 359 ms 11160 KB Output is correct
38 Correct 359 ms 11160 KB Output is correct
39 Correct 353 ms 11160 KB Output is correct
40 Correct 353 ms 11160 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 743 ms 20084 KB Output is correct
12 Correct 859 ms 19660 KB Output is correct
13 Correct 701 ms 18936 KB Output is correct
14 Correct 728 ms 19064 KB Output is correct
15 Correct 793 ms 20040 KB Output is correct
16 Correct 671 ms 19352 KB Output is correct
17 Correct 670 ms 19276 KB Output is correct
18 Correct 493 ms 20984 KB Output is correct
19 Correct 562 ms 18040 KB Output is correct
20 Correct 811 ms 19700 KB Output is correct
21 Correct 808 ms 20088 KB Output is correct
22 Correct 822 ms 20344 KB Output is correct
23 Correct 712 ms 19448 KB Output is correct
24 Correct 719 ms 19064 KB Output is correct
25 Correct 887 ms 21120 KB Output is correct
26 Correct 673 ms 19536 KB Output is correct
27 Correct 670 ms 19576 KB Output is correct
28 Correct 522 ms 22024 KB Output is correct
29 Correct 570 ms 18068 KB Output is correct
30 Correct 814 ms 20348 KB Output is correct
31 Correct 669 ms 20088 KB Output is correct
32 Correct 677 ms 20128 KB Output is correct
33 Correct 616 ms 19088 KB Output is correct
34 Correct 750 ms 19172 KB Output is correct
35 Correct 671 ms 19576 KB Output is correct
36 Correct 474 ms 18200 KB Output is correct
37 Correct 731 ms 20216 KB Output is correct
38 Correct 583 ms 18108 KB Output is correct
39 Correct 698 ms 19448 KB Output is correct
40 Correct 735 ms 19068 KB Output is correct
41 Correct 356 ms 11144 KB Output is correct
42 Correct 358 ms 11160 KB Output is correct
43 Correct 349 ms 11156 KB Output is correct
44 Correct 357 ms 11160 KB Output is correct
45 Correct 372 ms 11288 KB Output is correct
46 Correct 348 ms 11160 KB Output is correct
47 Correct 347 ms 11164 KB Output is correct
48 Correct 332 ms 11416 KB Output is correct
49 Correct 346 ms 11008 KB Output is correct
50 Correct 350 ms 11160 KB Output is correct
51 Correct 361 ms 11144 KB Output is correct
52 Correct 345 ms 11156 KB Output is correct
53 Correct 340 ms 11292 KB Output is correct
54 Correct 344 ms 11156 KB Output is correct
55 Correct 349 ms 11160 KB Output is correct
56 Correct 328 ms 11032 KB Output is correct
57 Correct 360 ms 11208 KB Output is correct
58 Correct 340 ms 11028 KB Output is correct
59 Correct 356 ms 11160 KB Output is correct
60 Correct 343 ms 11160 KB Output is correct
61 Correct 342 ms 11160 KB Output is correct
62 Correct 356 ms 11160 KB Output is correct
63 Correct 358 ms 11164 KB Output is correct
64 Correct 336 ms 11036 KB Output is correct
65 Correct 358 ms 11164 KB Output is correct
66 Correct 355 ms 11160 KB Output is correct
67 Correct 359 ms 11160 KB Output is correct
68 Correct 359 ms 11160 KB Output is correct
69 Correct 353 ms 11160 KB Output is correct
70 Correct 353 ms 11160 KB Output is correct
71 Correct 1147 ms 31016 KB Output is correct
72 Correct 1198 ms 30944 KB Output is correct
73 Correct 1181 ms 29464 KB Output is correct
74 Correct 1282 ms 29852 KB Output is correct
75 Correct 1599 ms 31896 KB Output is correct
76 Correct 1319 ms 32672 KB Output is correct
77 Correct 1341 ms 32408 KB Output is correct
78 Correct 849 ms 36248 KB Output is correct
79 Correct 930 ms 30232 KB Output is correct
80 Correct 1203 ms 33360 KB Output is correct
81 Correct 1480 ms 33304 KB Output is correct
82 Correct 1283 ms 32280 KB Output is correct
83 Correct 971 ms 31384 KB Output is correct
84 Correct 1261 ms 32200 KB Output is correct
85 Correct 1378 ms 32392 KB Output is correct
86 Correct 803 ms 30228 KB Output is correct
87 Correct 1167 ms 33304 KB Output is correct
88 Correct 932 ms 30260 KB Output is correct
89 Correct 1155 ms 31876 KB Output is correct
90 Correct 1267 ms 32276 KB Output is correct
91 Correct 997 ms 31384 KB Output is correct
92 Correct 1325 ms 32424 KB Output is correct
93 Correct 1355 ms 32344 KB Output is correct
94 Correct 794 ms 30108 KB Output is correct
95 Correct 1335 ms 32276 KB Output is correct
96 Correct 1344 ms 32188 KB Output is correct
97 Correct 1336 ms 32192 KB Output is correct
98 Correct 1378 ms 32204 KB Output is correct
99 Correct 1379 ms 32152 KB Output is correct
100 Correct 1343 ms 32152 KB Output is correct