Submission #17336

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
17336	2015-11-22T07:02:04 Z	comet	Bali Sculptures (APIO15_sculpture)	C++	37 / 100	12 ms	22660 KB

sculpture

#include <cstdio>
#include <cstring>
#include <algorithm>
using namespace std;

int a[2010];
int sum[2010];

int N,A,B;
int lim;

bool d[101][101][101];
int d2[2001][2001];
bool chk[101][101][101];
bool chk2[2001][2001];

int f(int x,int p){
	if(x>N){
		if(p==N)return 0;
		return 1e9;
	}
	int& ret=d2[x][p];
	if(chk2[x][p])return ret;
	ret=f(x+1,p);
	chk2[x][p]=1;
	if(((sum[x]-sum[p])|lim)==lim){
		ret=min(ret,f(x+1,x)+1);
	}
	return ret;
}

bool f(int x,int p,int cnt){
	if(x>N)return p==N&&cnt>A&&cnt<=B+1;
	if(cnt>B)return 0;

	bool& ret=d[x][p][cnt];
	if(chk[x][p][cnt])return ret;
	ret=0;
	chk[x][p][cnt]=1;
	if(((sum[x]-sum[p])|lim)==lim){
		ret|=f(x+1,x,cnt+1);
	}
	ret|=f(x+1,p,cnt);
	return ret;
}

int main(){
	scanf("%d%d%d",&N,&A,&B);
	for(int i=1;i<=N;i++){
		scanf("%d",&a[i]);
		sum[i]=sum[i-1]+a[i];
	}

	if(A==1){
		lim=(1<<30)-1;
		for(int i=29;i>=0;i--){
			memset(chk2,0,sizeof(chk2));
			lim^=(1<<i);
			if(f(1,0)>B){
				lim^=(1<<i);
			}
		}
	}else{
		lim=(1<<30)-1;
		for(int i=29;i>=0;i--){
			memset(chk,0,sizeof(chk));
			lim^=(1<<i);
			if(!f(1,0,1)){
				lim^=(1<<i);
			}
		}
	}
	printf("%d",lim);	
}

Subtask #1

0.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	22660 KB	Output is correct
2	Correct	9 ms	22660 KB	Output is correct
3	Correct	9 ms	22660 KB	Output is correct
4	Correct	9 ms	22660 KB	Output is correct
5	Correct	9 ms	22660 KB	Output is correct
6	Correct	9 ms	22660 KB	Output is correct
7	Correct	6 ms	22660 KB	Output is correct
8	Correct	9 ms	22660 KB	Output is correct
9	Correct	9 ms	22660 KB	Output is correct
10	Correct	6 ms	22660 KB	Output is correct
11	Correct	9 ms	22660 KB	Output is correct
12	Correct	9 ms	22660 KB	Output is correct
13	Correct	9 ms	22660 KB	Output is correct
14	Correct	0 ms	22660 KB	Output is correct
15	Correct	0 ms	22660 KB	Output is correct
16	Correct	0 ms	22660 KB	Output is correct
17	Correct	2 ms	22660 KB	Output is correct
18	Correct	0 ms	22660 KB	Output is correct
19	Correct	0 ms	22660 KB	Output is correct
20	Correct	3 ms	22660 KB	Output is correct
21	Correct	3 ms	22660 KB	Output is correct
22	Correct	0 ms	22660 KB	Output is correct
23	Correct	0 ms	22660 KB	Output is correct
24	Correct	3 ms	22660 KB	Output is correct
25	Correct	0 ms	22660 KB	Output is correct
26	Correct	0 ms	22660 KB	Output is correct
27	Correct	6 ms	22660 KB	Output is correct
28	Incorrect	9 ms	22660 KB	Output isn't correct
29	Halted	0 ms	0 KB	-

Subtask #2

16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	22660 KB	Output is correct
2	Correct	9 ms	22660 KB	Output is correct
3	Correct	9 ms	22660 KB	Output is correct
4	Correct	6 ms	22660 KB	Output is correct
5	Correct	9 ms	22660 KB	Output is correct
6	Correct	9 ms	22660 KB	Output is correct
7	Correct	6 ms	22660 KB	Output is correct
8	Correct	9 ms	22660 KB	Output is correct
9	Correct	9 ms	22660 KB	Output is correct
10	Correct	6 ms	22660 KB	Output is correct
11	Correct	9 ms	22660 KB	Output is correct
12	Correct	9 ms	22660 KB	Output is correct
13	Correct	6 ms	22660 KB	Output is correct
14	Correct	0 ms	22660 KB	Output is correct
15	Correct	0 ms	22660 KB	Output is correct
16	Correct	0 ms	22660 KB	Output is correct
17	Correct	3 ms	22660 KB	Output is correct
18	Correct	3 ms	22660 KB	Output is correct
19	Correct	3 ms	22660 KB	Output is correct
20	Correct	2 ms	22660 KB	Output is correct
21	Correct	3 ms	22660 KB	Output is correct
22	Correct	0 ms	22660 KB	Output is correct
23	Correct	3 ms	22660 KB	Output is correct
24	Correct	0 ms	22660 KB	Output is correct
25	Correct	3 ms	22660 KB	Output is correct
26	Correct	3 ms	22660 KB	Output is correct
27	Correct	9 ms	22660 KB	Output is correct
28	Correct	10 ms	22660 KB	Output is correct
29	Correct	10 ms	22660 KB	Output is correct
30	Correct	6 ms	22660 KB	Output is correct
31	Correct	6 ms	22660 KB	Output is correct
32	Correct	10 ms	22660 KB	Output is correct
33	Correct	7 ms	22660 KB	Output is correct
34	Correct	10 ms	22660 KB	Output is correct
35	Correct	10 ms	22660 KB	Output is correct
36	Correct	10 ms	22660 KB	Output is correct

Subtask #3

21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	9 ms	22660 KB	Output is correct
2	Correct	9 ms	22660 KB	Output is correct
3	Correct	9 ms	22660 KB	Output is correct
4	Correct	9 ms	22660 KB	Output is correct
5	Correct	9 ms	22660 KB	Output is correct
6	Correct	6 ms	22660 KB	Output is correct
7	Correct	9 ms	22660 KB	Output is correct
8	Correct	10 ms	22660 KB	Output is correct
9	Correct	9 ms	22660 KB	Output is correct
10	Correct	6 ms	22660 KB	Output is correct
11	Correct	9 ms	22660 KB	Output is correct
12	Correct	9 ms	22660 KB	Output is correct
13	Correct	6 ms	22660 KB	Output is correct
14	Correct	9 ms	22660 KB	Output is correct
15	Correct	9 ms	22660 KB	Output is correct
16	Correct	6 ms	22660 KB	Output is correct
17	Correct	6 ms	22660 KB	Output is correct
18	Correct	6 ms	22660 KB	Output is correct
19	Correct	10 ms	22660 KB	Output is correct
20	Correct	10 ms	22660 KB	Output is correct
21	Correct	7 ms	22660 KB	Output is correct
22	Correct	7 ms	22660 KB	Output is correct
23	Correct	10 ms	22660 KB	Output is correct
24	Correct	9 ms	22660 KB	Output is correct
25	Correct	11 ms	22660 KB	Output is correct
26	Correct	11 ms	22660 KB	Output is correct
27	Correct	11 ms	22660 KB	Output is correct
28	Correct	11 ms	22660 KB	Output is correct
29	Correct	11 ms	22660 KB	Output is correct
30	Correct	12 ms	22660 KB	Output is correct
31	Correct	8 ms	22660 KB	Output is correct
32	Correct	12 ms	22660 KB	Output is correct

Subtask #4

0.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	22660 KB	Output is correct
2	Correct	6 ms	22660 KB	Output is correct
3	Correct	6 ms	22660 KB	Output is correct
4	Correct	6 ms	22660 KB	Output is correct
5	Correct	6 ms	22660 KB	Output is correct
6	Correct	6 ms	22660 KB	Output is correct
7	Correct	9 ms	22660 KB	Output is correct
8	Correct	9 ms	22660 KB	Output is correct
9	Correct	6 ms	22660 KB	Output is correct
10	Correct	9 ms	22660 KB	Output is correct
11	Correct	9 ms	22660 KB	Output is correct
12	Correct	6 ms	22660 KB	Output is correct
13	Correct	9 ms	22660 KB	Output is correct
14	Correct	0 ms	22660 KB	Output is correct
15	Correct	3 ms	22660 KB	Output is correct
16	Correct	3 ms	22660 KB	Output is correct
17	Correct	2 ms	22660 KB	Output is correct
18	Correct	3 ms	22660 KB	Output is correct
19	Correct	0 ms	22660 KB	Output is correct
20	Correct	0 ms	22660 KB	Output is correct
21	Correct	0 ms	22660 KB	Output is correct
22	Correct	0 ms	22660 KB	Output is correct
23	Correct	3 ms	22660 KB	Output is correct
24	Correct	0 ms	22660 KB	Output is correct
25	Correct	0 ms	22660 KB	Output is correct
26	Correct	0 ms	22660 KB	Output is correct
27	Correct	9 ms	22660 KB	Output is correct
28	Incorrect	9 ms	22660 KB	Output isn't correct
29	Halted	0 ms	0 KB	-

Subtask #5

0.0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	9 ms	22660 KB	Output is correct
2	Correct	9 ms	22660 KB	Output is correct
3	Correct	9 ms	22660 KB	Output is correct
4	Correct	9 ms	22660 KB	Output is correct
5	Correct	6 ms	22660 KB	Output is correct
6	Correct	9 ms	22660 KB	Output is correct
7	Correct	9 ms	22660 KB	Output is correct
8	Correct	9 ms	22660 KB	Output is correct
9	Correct	6 ms	22660 KB	Output is correct
10	Correct	6 ms	22660 KB	Output is correct
11	Correct	6 ms	22660 KB	Output is correct
12	Correct	9 ms	22660 KB	Output is correct
13	Correct	6 ms	22660 KB	Output is correct
14	Correct	9 ms	22660 KB	Output is correct
15	Incorrect	9 ms	22660 KB	Output isn't correct
16	Halted	0 ms	0 KB	-