답안 #76819 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
76819	2018-09-18T12:35:20 Z	vex	Bali Sculptures (APIO15_sculpture)	C++14	71 / 100	1000 ms	5268 KB

sculpture

#include <bits/stdc++.h>
#define maxn 2005
using namespace std;
 
int n,a,b;
long long s[maxn];
 
bool moze(int x)
{
    int g=0;
    int pr=0;
    long long tr=1LL<<x;
    for(int i=1;i<=n;i++)
    {
        if(s[i]-s[pr]>=tr)
        {
            if(i==pr+1)return false;
            g++;
            pr=i-1;
            i--;
        }
        else if(i==n)g++;
    }
    if(g<=b)return true;
    return false;
}
int numbit()
{
    int l=0;
    int r=50;
    int sol;
    while(l<=r)
    {
        int mid=(l+r)/2;
        if(moze(mid))
        {
            sol=mid;
            r=mid-1;
        }
        else l=mid+1;
    }
    return sol;
}
 
bool t[maxn][maxn];
bool exist(long long br0,int numb)
{
    long long br=1LL<<numb;
    for(int i=0;i<=n;i++)for(int j=0;j<=n;j++)t[i][j]=false;
    
    t[0][0]=true;
    for(int i=1;i<=n;i++)
        for(int j=0;j<i;j++)
        {
            if(((s[i]-s[j])&br0)==0LL && (s[i]-s[j])<br)
            {
                for(int k=0;k<=n-1;k++)if(t[j][k])t[i][k+1]=true;
            }
        }
 
    for(int i=a;i<=b;i++)if(t[n][i])return true;
    return false;
}
 
int dp2[maxn];
bool exist2(long long br0,int numb)
{
	long long br=1LL<<numb;
	for(int i=1;i<=n;i++)dp2[i]=b+1;
	dp2[0]=0;
            for(int i=1;i<=n;i++)
		for(int j=0;j<i;j++)
		{
            		if(((s[i]-s[j])&br0)==0LL && (s[i]-s[j])<br && dp2[j]+1<dp2[i])
            		{
            			 dp2[i]=dp2[j];
            		}
		}
		
	return dp2[n]<=b;
}
 
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
 
    cin>>n>>a>>b;s[0]=0LL;
    for(int i=1;i<=n;i++)
    {
        int x;
        cin>>x;
        s[i]=s[i-1]+x;
    }
 
    int br=numbit();
    if(br==0)
    {
    	cout<<0<<endl;
    	return 0;
    }
    
    long long sol=1LL<<(br-1);
    long long obr=0;
    
   /* if(a==1)
    {
	for(int i=br-2;i>=0;i--)
	{
		obr+=1LL<<i;
		if(!exist2(obr,br))
		{
            		obr-=1LL<<i;
            		sol+=1LL<<i;
		}
	}
	cout<<sol<<endl;
	return 0;
    }*/
    
    for(int i=br-2;i>=0;i--)
    {
        obr+=1LL<<i;
        if(!exist(obr,br))
        {
            obr-=1LL<<i;
            sol+=1LL<<i;
        }
    }
    cout<<sol<<endl;
    return 0;
}
/*
6 1 3
8 1 2 1 5 4
*/

Compilation message

sculpture.cpp: In function 'int numbit()':
sculpture.cpp:42:12: warning: 'sol' may be used uninitialized in this function [-Wmaybe-uninitialized]
     return sol;
            ^~~

Subtask #1
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	2 ms	448 KB	Output is correct
3	Correct	2 ms	448 KB	Output is correct
4	Correct	2 ms	448 KB	Output is correct
5	Correct	2 ms	468 KB	Output is correct
6	Correct	2 ms	468 KB	Output is correct
7	Correct	2 ms	472 KB	Output is correct
8	Correct	2 ms	616 KB	Output is correct
9	Correct	2 ms	616 KB	Output is correct
10	Correct	2 ms	616 KB	Output is correct
11	Correct	3 ms	616 KB	Output is correct
12	Correct	2 ms	616 KB	Output is correct
13	Correct	3 ms	744 KB	Output is correct
14	Correct	2 ms	744 KB	Output is correct
15	Correct	2 ms	744 KB	Output is correct
16	Correct	2 ms	744 KB	Output is correct
17	Correct	2 ms	744 KB	Output is correct
18	Correct	3 ms	744 KB	Output is correct
19	Correct	2 ms	744 KB	Output is correct
20	Correct	2 ms	744 KB	Output is correct
21	Correct	2 ms	744 KB	Output is correct
22	Correct	2 ms	744 KB	Output is correct
23	Correct	3 ms	744 KB	Output is correct
24	Correct	2 ms	744 KB	Output is correct
25	Correct	2 ms	744 KB	Output is correct
26	Correct	2 ms	744 KB	Output is correct
27	Correct	2 ms	744 KB	Output is correct
28	Correct	2 ms	744 KB	Output is correct
29	Correct	2 ms	744 KB	Output is correct
30	Correct	2 ms	744 KB	Output is correct
31	Correct	2 ms	748 KB	Output is correct
32	Correct	2 ms	752 KB	Output is correct
33	Correct	2 ms	820 KB	Output is correct
34	Correct	2 ms	820 KB	Output is correct
35	Correct	2 ms	824 KB	Output is correct
36	Correct	2 ms	824 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	824 KB	Output is correct
2	Correct	2 ms	824 KB	Output is correct
3	Correct	2 ms	824 KB	Output is correct
4	Correct	2 ms	824 KB	Output is correct
5	Correct	2 ms	824 KB	Output is correct
6	Correct	2 ms	824 KB	Output is correct
7	Correct	2 ms	824 KB	Output is correct
8	Correct	2 ms	824 KB	Output is correct
9	Correct	2 ms	824 KB	Output is correct
10	Correct	2 ms	860 KB	Output is correct
11	Correct	2 ms	860 KB	Output is correct
12	Correct	2 ms	868 KB	Output is correct
13	Correct	2 ms	868 KB	Output is correct
14	Correct	2 ms	868 KB	Output is correct
15	Correct	2 ms	868 KB	Output is correct
16	Correct	2 ms	868 KB	Output is correct
17	Correct	2 ms	868 KB	Output is correct
18	Correct	2 ms	868 KB	Output is correct
19	Correct	2 ms	920 KB	Output is correct
20	Correct	3 ms	920 KB	Output is correct
21	Correct	2 ms	920 KB	Output is correct
22	Correct	2 ms	920 KB	Output is correct
23	Correct	2 ms	920 KB	Output is correct
24	Correct	2 ms	920 KB	Output is correct
25	Correct	2 ms	920 KB	Output is correct
26	Correct	2 ms	920 KB	Output is correct
27	Correct	2 ms	920 KB	Output is correct
28	Correct	2 ms	920 KB	Output is correct
29	Correct	2 ms	920 KB	Output is correct
30	Correct	2 ms	920 KB	Output is correct
31	Correct	3 ms	920 KB	Output is correct
32	Correct	2 ms	920 KB	Output is correct
33	Correct	3 ms	920 KB	Output is correct
34	Correct	2 ms	920 KB	Output is correct
35	Correct	2 ms	920 KB	Output is correct
36	Correct	2 ms	920 KB	Output is correct

Subtask #3
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	920 KB	Output is correct
2	Correct	2 ms	920 KB	Output is correct
3	Correct	2 ms	920 KB	Output is correct
4	Correct	2 ms	920 KB	Output is correct
5	Correct	2 ms	920 KB	Output is correct
6	Correct	2 ms	920 KB	Output is correct
7	Correct	2 ms	924 KB	Output is correct
8	Correct	2 ms	928 KB	Output is correct
9	Correct	2 ms	936 KB	Output is correct
10	Correct	2 ms	936 KB	Output is correct
11	Correct	3 ms	940 KB	Output is correct
12	Correct	2 ms	944 KB	Output is correct
13	Correct	2 ms	948 KB	Output is correct
14	Correct	2 ms	952 KB	Output is correct
15	Correct	2 ms	1020 KB	Output is correct
16	Correct	2 ms	1020 KB	Output is correct
17	Correct	2 ms	1020 KB	Output is correct
18	Correct	2 ms	1020 KB	Output is correct
19	Correct	2 ms	1020 KB	Output is correct
20	Correct	3 ms	1020 KB	Output is correct
21	Correct	2 ms	1020 KB	Output is correct
22	Correct	2 ms	1020 KB	Output is correct
23	Correct	2 ms	1020 KB	Output is correct
24	Correct	2 ms	1020 KB	Output is correct
25	Correct	2 ms	1124 KB	Output is correct
26	Correct	2 ms	1128 KB	Output is correct
27	Correct	2 ms	1132 KB	Output is correct
28	Correct	2 ms	1136 KB	Output is correct
29	Correct	2 ms	1140 KB	Output is correct
30	Correct	5 ms	1180 KB	Output is correct
31	Correct	2 ms	1180 KB	Output is correct
32	Correct	2 ms	1180 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1180 KB	Output is correct
2	Correct	2 ms	1180 KB	Output is correct
3	Correct	2 ms	1180 KB	Output is correct
4	Correct	2 ms	1180 KB	Output is correct
5	Correct	2 ms	1180 KB	Output is correct
6	Correct	2 ms	1180 KB	Output is correct
7	Correct	2 ms	1180 KB	Output is correct
8	Correct	2 ms	1180 KB	Output is correct
9	Correct	2 ms	1180 KB	Output is correct
10	Correct	2 ms	1180 KB	Output is correct
11	Correct	2 ms	1180 KB	Output is correct
12	Correct	2 ms	1180 KB	Output is correct
13	Correct	2 ms	1180 KB	Output is correct
14	Correct	2 ms	1180 KB	Output is correct
15	Correct	3 ms	1180 KB	Output is correct
16	Correct	2 ms	1180 KB	Output is correct
17	Correct	2 ms	1180 KB	Output is correct
18	Correct	2 ms	1180 KB	Output is correct
19	Correct	2 ms	1180 KB	Output is correct
20	Correct	2 ms	1180 KB	Output is correct
21	Correct	2 ms	1180 KB	Output is correct
22	Correct	2 ms	1180 KB	Output is correct
23	Correct	3 ms	1180 KB	Output is correct
24	Correct	2 ms	1180 KB	Output is correct
25	Correct	2 ms	1180 KB	Output is correct
26	Correct	2 ms	1180 KB	Output is correct
27	Correct	2 ms	1180 KB	Output is correct
28	Correct	2 ms	1180 KB	Output is correct
29	Correct	2 ms	1180 KB	Output is correct
30	Correct	2 ms	1204 KB	Output is correct
31	Correct	2 ms	1204 KB	Output is correct
32	Correct	2 ms	1204 KB	Output is correct
33	Correct	2 ms	1204 KB	Output is correct
34	Correct	2 ms	1204 KB	Output is correct
35	Correct	2 ms	1204 KB	Output is correct
36	Correct	2 ms	1204 KB	Output is correct
37	Correct	2 ms	1204 KB	Output is correct
38	Correct	2 ms	1204 KB	Output is correct
39	Correct	3 ms	1204 KB	Output is correct
40	Correct	2 ms	1204 KB	Output is correct
41	Correct	2 ms	1204 KB	Output is correct
42	Correct	2 ms	1204 KB	Output is correct
43	Correct	2 ms	1204 KB	Output is correct
44	Correct	2 ms	1204 KB	Output is correct
45	Correct	2 ms	1204 KB	Output is correct
46	Correct	2 ms	1204 KB	Output is correct
47	Correct	2 ms	1328 KB	Output is correct
48	Correct	2 ms	1332 KB	Output is correct
49	Correct	2 ms	1336 KB	Output is correct
50	Correct	3 ms	1340 KB	Output is correct
51	Correct	2 ms	1344 KB	Output is correct
52	Correct	2 ms	1348 KB	Output is correct
53	Correct	5 ms	1352 KB	Output is correct
54	Correct	2 ms	1356 KB	Output is correct
55	Correct	3 ms	1360 KB	Output is correct
56	Correct	3 ms	1360 KB	Output is correct
57	Correct	3 ms	1368 KB	Output is correct
58	Correct	3 ms	1372 KB	Output is correct
59	Correct	3 ms	1376 KB	Output is correct
60	Correct	3 ms	1380 KB	Output is correct
61	Correct	5 ms	1384 KB	Output is correct
62	Correct	5 ms	1388 KB	Output is correct
63	Correct	4 ms	1392 KB	Output is correct
64	Correct	2 ms	1400 KB	Output is correct
65	Correct	3 ms	1400 KB	Output is correct
66	Correct	3 ms	1408 KB	Output is correct
67	Correct	3 ms	1408 KB	Output is correct
68	Correct	3 ms	1412 KB	Output is correct
69	Correct	3 ms	1416 KB	Output is correct
70	Correct	3 ms	1456 KB	Output is correct
71	Correct	4 ms	1460 KB	Output is correct
72	Correct	4 ms	1460 KB	Output is correct
73	Correct	4 ms	1460 KB	Output is correct
74	Correct	5 ms	1472 KB	Output is correct

Subtask #5
0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1472 KB	Output is correct
2	Correct	2 ms	1472 KB	Output is correct
3	Correct	2 ms	1472 KB	Output is correct
4	Correct	2 ms	1472 KB	Output is correct
5	Correct	2 ms	1472 KB	Output is correct
6	Correct	2 ms	1472 KB	Output is correct
7	Correct	2 ms	1472 KB	Output is correct
8	Correct	2 ms	1472 KB	Output is correct
9	Correct	2 ms	1472 KB	Output is correct
10	Correct	2 ms	1472 KB	Output is correct
11	Correct	2 ms	1472 KB	Output is correct
12	Correct	2 ms	1472 KB	Output is correct
13	Correct	2 ms	1472 KB	Output is correct
14	Correct	2 ms	1472 KB	Output is correct
15	Correct	2 ms	1472 KB	Output is correct
16	Correct	2 ms	1472 KB	Output is correct
17	Correct	2 ms	1472 KB	Output is correct
18	Correct	3 ms	1472 KB	Output is correct
19	Correct	2 ms	1472 KB	Output is correct
20	Correct	2 ms	1472 KB	Output is correct
21	Correct	2 ms	1472 KB	Output is correct
22	Correct	3 ms	1472 KB	Output is correct
23	Correct	2 ms	1472 KB	Output is correct
24	Correct	2 ms	1472 KB	Output is correct
25	Correct	2 ms	1472 KB	Output is correct
26	Correct	2 ms	1472 KB	Output is correct
27	Correct	2 ms	1472 KB	Output is correct
28	Correct	2 ms	1472 KB	Output is correct
29	Correct	2 ms	1472 KB	Output is correct
30	Correct	3 ms	1472 KB	Output is correct
31	Correct	2 ms	1472 KB	Output is correct
32	Correct	2 ms	1472 KB	Output is correct
33	Correct	2 ms	1472 KB	Output is correct
34	Correct	2 ms	1472 KB	Output is correct
35	Correct	2 ms	1472 KB	Output is correct
36	Correct	2 ms	1472 KB	Output is correct
37	Correct	2 ms	1472 KB	Output is correct
38	Correct	2 ms	1472 KB	Output is correct
39	Correct	3 ms	1472 KB	Output is correct
40	Correct	4 ms	1472 KB	Output is correct
41	Correct	2 ms	1476 KB	Output is correct
42	Correct	2 ms	1476 KB	Output is correct
43	Correct	2 ms	1476 KB	Output is correct
44	Correct	3 ms	1476 KB	Output is correct
45	Correct	3 ms	1476 KB	Output is correct
46	Correct	4 ms	1476 KB	Output is correct
47	Correct	3 ms	1500 KB	Output is correct
48	Correct	4 ms	1500 KB	Output is correct
49	Correct	5 ms	1500 KB	Output is correct
50	Correct	5 ms	1500 KB	Output is correct
51	Correct	3 ms	1500 KB	Output is correct
52	Correct	52 ms	2460 KB	Output is correct
53	Correct	69 ms	2920 KB	Output is correct
54	Correct	307 ms	3356 KB	Output is correct
55	Correct	141 ms	3356 KB	Output is correct
56	Correct	630 ms	5268 KB	Output is correct
57	Correct	504 ms	5268 KB	Output is correct
58	Correct	180 ms	5268 KB	Output is correct
59	Correct	197 ms	5268 KB	Output is correct
60	Execution timed out	1080 ms	5268 KB	Time limit exceeded
61	Halted	0 ms	0 KB	-

답안 #76819

Compilation message

Subtask #1 9.0 / 9.0

Subtask #2 16.0 / 16.0

Subtask #3 21.0 / 21.0

Subtask #4 25.0 / 25.0

Subtask #5 0 / 29.0

Subtask #1
9.0 / 9.0

Subtask #2
16.0 / 16.0

Subtask #3
21.0 / 21.0

Subtask #4
25.0 / 25.0

Subtask #5
0 / 29.0