oj.uz

Submission #210507

# Submission time Handle Problem Language Result Execution time Memory
210507 2020-03-17T14:27:02 Z bash Bali Sculptures (APIO15_sculpture) C++17
100 / 100
 281 ms 5240 KB 
/**
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*/
#include <cstring>
#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <queue>
#include <cmath>
#include <cstdlib>
#include <ctime>
#include <cassert>

#define F first
#define S second
#define endl '\n'
#define deb(x) cout<<#x<<' '<<x<<endl;
#define pb push_back


#ifdef IZI_KATKA
#define int __int64_t
#else
#define int __int64_t
#endif

const long long MOD = 1e9 + 7;

const long long MAXN = 1e6 + 1;
using namespace std;

typedef long long ll;

long long readInt() {
    bool minus1 = false;
    long long result = 0;
    char ch;
    ch = getchar();
    while (true) {
        if (ch == '-') break;
        if (ch >= '0' && ch <= '9') break;
        ch = getchar();
    }
    if (ch == '-') minus1 = true; else result = ch-'0';
    while (true) {
        ch = getchar();
        if (ch < '0' || ch > '9') break;
        result = result*10 + (ch - '0');
    }
    if (minus1)
        return -result;
    else
        return result;
}

const int N = 2222;
const int MXN = 5005;


//bool dp[N][N][MXN+N];

int pref[N];

int A, B;
int a[N];
bool dp[N][N];
int dp1[N];

/// dp[i][j][k] = 0..1


int n;

bool campbell(int mask) {
	memset(dp, 0, sizeof(dp));
	dp[0][0] = 1;
	for (int i = 1; i <= n; i++) {
		for (int j = 0; j < i; j++) {
			for (int k = 1; k <= n; k++) {
				int sum = pref[i] - pref[j];
				if ((sum & (mask)) == sum) {
					dp[i][k] |= dp[j][k - 1];
				}
			}
		}
	}
	bool res = 0;
	for (int i = A; i <= B; i++) {
		res |= dp[n][i];		
	}
	return res;
}

bool cambell (int mask) {
	for (int i = 0; i <= n; i++) {
		dp1[i] = MOD;		
	}
	dp1[0] = 0;
	for (int i = 1; i <= n; i++) {
		for (int j = 0; j < i; j++) {
			int sum = pref[i] - pref[j];
			if ((sum & (mask)) == sum) {
				dp1[i] = min(dp1[i], dp1[j] + 1);
			}
		}
	}
	return (dp1[n] <= B);
}


main() {
	#ifdef IZI_KATKA
	assert(freopen("input", "r", stdin));
    assert(freopen("output", "w", stdout));
    #endif
    n = readInt(), A = readInt(), B = readInt();
	for (int i = 1; i <= n; i++) {
	    a[i] = readInt();
		pref[i] = pref[i - 1] + a[i];
	}
	if (A != 1) {
		int mask = (1ll << (61)) - 1;
		for (int bits = 60; bits  >= 0; bits --) {
			if (campbell(mask ^ (1ll << bits))) {
				mask ^= (1ll << bits);	
			} else {
				continue;
			}
		}
		cout << mask << endl;
	} else {
		int mask = (1ll << (61)) - 1;
		for (int bits = 60; bits  >= 0; bits --) {
			if (cambell(mask ^ (1ll << bits))) {
				mask ^= (1ll << bits);	
			} else {
				continue;
			}
		}
		cout << mask << endl;
	
	}
	return 0;
}

Compilation message

sculpture.cpp:123:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main() {
      ^

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 280 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 380 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 18 ms 5116 KB Output is correct
15 Correct 17 ms 5112 KB Output is correct
16 Correct 17 ms 5112 KB Output is correct
17 Correct 17 ms 5112 KB Output is correct
18 Correct 17 ms 5112 KB Output is correct
19 Correct 18 ms 5240 KB Output is correct
20 Correct 18 ms 5116 KB Output is correct
21 Correct 19 ms 5112 KB Output is correct
22 Correct 18 ms 5112 KB Output is correct
23 Correct 17 ms 5240 KB Output is correct
24 Correct 18 ms 5112 KB Output is correct
25 Correct 17 ms 5112 KB Output is correct
26 Correct 17 ms 5112 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 256 KB Output is correct
29 Correct 5 ms 380 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 5 ms 376 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 4 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 256 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 18 ms 5112 KB Output is correct
15 Correct 18 ms 5112 KB Output is correct
16 Correct 18 ms 5112 KB Output is correct
17 Correct 18 ms 5112 KB Output is correct
18 Correct 17 ms 5112 KB Output is correct
19 Correct 24 ms 5084 KB Output is correct
20 Correct 18 ms 5112 KB Output is correct
21 Correct 18 ms 5112 KB Output is correct
22 Correct 19 ms 5112 KB Output is correct
23 Correct 18 ms 5112 KB Output is correct
24 Correct 17 ms 5112 KB Output is correct
25 Correct 18 ms 5112 KB Output is correct
26 Correct 18 ms 5116 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 5 ms 376 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 280 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 380 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 380 KB Output is correct
26 Correct 6 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 6 ms 376 KB Output is correct
30 Correct 6 ms 376 KB Output is correct
31 Correct 6 ms 376 KB Output is correct
32 Correct 6 ms 376 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 380 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 380 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 6 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 18 ms 5112 KB Output is correct
15 Correct 18 ms 5112 KB Output is correct
16 Correct 18 ms 5112 KB Output is correct
17 Correct 18 ms 5112 KB Output is correct
18 Correct 18 ms 5196 KB Output is correct
19 Correct 18 ms 5112 KB Output is correct
20 Correct 18 ms 5112 KB Output is correct
21 Correct 17 ms 5112 KB Output is correct
22 Correct 18 ms 5112 KB Output is correct
23 Correct 18 ms 5116 KB Output is correct
24 Correct 21 ms 5112 KB Output is correct
25 Correct 18 ms 5112 KB Output is correct
26 Correct 18 ms 5112 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 256 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 5 ms 256 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 5 ms 376 KB Output is correct
37 Correct 5 ms 376 KB Output is correct
38 Correct 5 ms 380 KB Output is correct
39 Correct 5 ms 376 KB Output is correct
40 Correct 5 ms 376 KB Output is correct
41 Correct 5 ms 376 KB Output is correct
42 Correct 5 ms 376 KB Output is correct
43 Correct 5 ms 376 KB Output is correct
44 Correct 5 ms 380 KB Output is correct
45 Correct 5 ms 376 KB Output is correct
46 Correct 5 ms 376 KB Output is correct
47 Correct 5 ms 376 KB Output is correct
48 Correct 5 ms 376 KB Output is correct
49 Correct 5 ms 376 KB Output is correct
50 Correct 5 ms 376 KB Output is correct
51 Correct 6 ms 376 KB Output is correct
52 Correct 6 ms 376 KB Output is correct
53 Correct 6 ms 376 KB Output is correct
54 Correct 7 ms 376 KB Output is correct
55 Correct 6 ms 376 KB Output is correct
56 Correct 5 ms 376 KB Output is correct
57 Correct 5 ms 376 KB Output is correct
58 Correct 5 ms 376 KB Output is correct
59 Correct 6 ms 388 KB Output is correct
60 Correct 5 ms 376 KB Output is correct
61 Correct 5 ms 376 KB Output is correct
62 Correct 6 ms 376 KB Output is correct
63 Correct 6 ms 376 KB Output is correct
64 Correct 39 ms 5144 KB Output is correct
65 Correct 25 ms 5112 KB Output is correct
66 Correct 26 ms 5112 KB Output is correct
67 Correct 33 ms 5112 KB Output is correct
68 Correct 40 ms 5112 KB Output is correct
69 Correct 48 ms 5112 KB Output is correct
70 Correct 60 ms 5112 KB Output is correct
71 Correct 49 ms 5112 KB Output is correct
72 Correct 47 ms 5112 KB Output is correct
73 Correct 49 ms 5116 KB Output is correct
74 Correct 48 ms 5112 KB Output is correct

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 4 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 380 KB Output is correct
36 Correct 5 ms 376 KB Output is correct
37 Correct 6 ms 376 KB Output is correct
38 Correct 5 ms 376 KB Output is correct
39 Correct 5 ms 376 KB Output is correct
40 Correct 6 ms 376 KB Output is correct
41 Correct 6 ms 376 KB Output is correct
42 Correct 6 ms 376 KB Output is correct
43 Correct 5 ms 376 KB Output is correct
44 Correct 5 ms 376 KB Output is correct
45 Correct 6 ms 376 KB Output is correct
46 Correct 5 ms 376 KB Output is correct
47 Correct 5 ms 368 KB Output is correct
48 Correct 5 ms 376 KB Output is correct
49 Correct 5 ms 376 KB Output is correct
50 Correct 5 ms 376 KB Output is correct
51 Correct 6 ms 376 KB Output is correct
52 Correct 29 ms 376 KB Output is correct
53 Correct 44 ms 376 KB Output is correct
54 Correct 76 ms 376 KB Output is correct
55 Correct 73 ms 376 KB Output is correct
56 Correct 272 ms 440 KB Output is correct
57 Correct 272 ms 376 KB Output is correct
58 Correct 268 ms 376 KB Output is correct
59 Correct 270 ms 376 KB Output is correct
60 Correct 277 ms 376 KB Output is correct
61 Correct 6 ms 376 KB Output is correct
62 Correct 43 ms 376 KB Output is correct
63 Correct 76 ms 376 KB Output is correct
64 Correct 75 ms 504 KB Output is correct
65 Correct 139 ms 376 KB Output is correct
66 Correct 208 ms 376 KB Output is correct
67 Correct 277 ms 376 KB Output is correct
68 Correct 281 ms 376 KB Output is correct
69 Correct 272 ms 376 KB Output is correct