oj.uz

답안 #896075

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
896075 2023-12-31T16:43:56 Z AgentPengin Bali Sculptures (APIO15_sculpture) C++14
100 / 100
 280 ms 2904 KB 
/**
 *    author:  AgentPengin ( Độc cô cầu bại )
 *    created: 23.12.2022 10:08:02
 *    too lazy to update time
**/
#include<bits/stdc++.h>

#define EL '\n'
#define fi first
#define se second
#define NAME "TASK"
#define ll long long
#define lcm(a,b) (a/gcd(a,b))*b
#define db(val) "["#val" = " << (val) << "] "
#define bend(v) (v).begin(),(v).end()
#define sz(v) (int)(v).size()
#define ex exit(0)
#define int ll

using namespace std;

const ll mod = 1e9 + 7;
const int inf = 0x1FFFFFFF;
const int MAXN = 1e5 + 5;

int n,A,B,pre[2005];

namespace sub1 {
	ll ans = 0;
	bool dp[2009][2009];
	
	bool check(int bit) {
		for (int i = 0;i <= 100;i++) {
			for (int j = 0;j <= 100;j++) dp[i][j] = false;
		}
		dp[0][0]=true;
		for (int i = 0;i < n;i++) {
			for (int j = 0;j <= i;j++) {
				for (int t = i + 1;t <=n;t++) {
					int val = pre[t]-pre[i];
					if (val >> bit & 1 ^ 1 && (val | ans) <= ans + (1LL << bit) - 1) dp[t][j+1] |=dp[i][j];
				}
			}
		}
		for(int j = A;j <= B;j++) {
			if (dp[n][j]) return true;
		}
		return false;
	}
	void solve() {
		for (int bit = 40;bit >= 0;bit--) {
			if (!check(bit)) ans |= (1LL << bit);
		}
		cout << ans;
	}
	
}

namespace sub2 {
	
	ll ans = 0;
	int f[2005];
	
	bool check(int bit) {
		memset(f,0x3f,sizeof f);
		f[0] = 0;
		for (int i = 0;i < n;i++) {
			for (int t = i + 1; t <= n;t++) {
				int val = pre[t] - pre[i];
				if (val >> bit & 1 ^ 1 && (val | ans) <= ans + (1LL << bit) - 1) f[t] = min(f[t],f[i] + 1);
			}
		}	
		return f[n] <= B;
	}
	
	void solve() {
		for(int bit = 40;bit >= 0;bit--) {
			if (!check(bit)) ans |= (1LL << bit);
		}
		cout << ans;
	}
	
}

signed main() {
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    if (ifstream(NAME".inp")) {
        freopen(NAME".inp","r",stdin);
        freopen(NAME".out","w",stdout);
    }
    cin >> n >> A >> B;
    for (int i = 1;i <= n;i++) {
    	int x; cin >> x;
    	pre[i]=pre[i-1] + x;
    }
    if (n <=100)sub1::solve();
    else sub2::solve();
    
    cerr << "\nTime elapsed: " << 1000 * clock() / CLOCKS_PER_SEC << "ms\n";
    return 0;
}
// agent pengin wants to take apio (with anya-san)

Compilation message

sculpture.cpp: In function 'bool sub1::check(long long int)':
sculpture.cpp:41:21: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   41 |      if (val >> bit & 1 ^ 1 && (val | ans) <= ans + (1LL << bit) - 1) dp[t][j+1] |=dp[i][j];
      |          ~~~~~~~~~~~^~~
sculpture.cpp: In function 'bool sub2::check(long long int)':
sculpture.cpp:70:20: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   70 |     if (val >> bit & 1 ^ 1 && (val | ans) <= ans + (1LL << bit) - 1) f[t] = min(f[t],f[i] + 1);
      |         ~~~~~~~~~~~^~~
sculpture.cpp: In function 'int main()':
sculpture.cpp:88:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   88 |         freopen(NAME".inp","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:89:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   89 |         freopen(NAME".out","w",stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2512 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2668 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2648 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2648 KB Output is correct
8 Correct 1 ms 2512 KB Output is correct
9 Correct 1 ms 2652 KB Output is correct
10 Correct 1 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2512 KB Output is correct
13 Correct 2 ms 2652 KB Output is correct
14 Correct 1 ms 2652 KB Output is correct
15 Correct 1 ms 2680 KB Output is correct
16 Correct 1 ms 2648 KB Output is correct
17 Correct 1 ms 2652 KB Output is correct
18 Correct 1 ms 2652 KB Output is correct
19 Correct 1 ms 2652 KB Output is correct
20 Correct 1 ms 2652 KB Output is correct
21 Correct 1 ms 2652 KB Output is correct
22 Correct 1 ms 2652 KB Output is correct
23 Correct 1 ms 2648 KB Output is correct
24 Correct 1 ms 2652 KB Output is correct
25 Correct 1 ms 2472 KB Output is correct
26 Correct 1 ms 2652 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 1 ms 2516 KB Output is correct
29 Correct 1 ms 2652 KB Output is correct
30 Correct 2 ms 2648 KB Output is correct
31 Correct 1 ms 2648 KB Output is correct
32 Correct 1 ms 2652 KB Output is correct
33 Correct 1 ms 2652 KB Output is correct
34 Correct 1 ms 2652 KB Output is correct
35 Correct 1 ms 2652 KB Output is correct
36 Correct 1 ms 2652 KB Output is correct

Subtask #2
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2652 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2508 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 1 ms 2680 KB Output is correct
9 Correct 1 ms 2648 KB Output is correct
10 Correct 1 ms 2652 KB Output is correct
11 Correct 1 ms 2516 KB Output is correct
12 Correct 1 ms 2652 KB Output is correct
13 Correct 1 ms 2652 KB Output is correct
14 Correct 1 ms 2648 KB Output is correct
15 Correct 1 ms 2648 KB Output is correct
16 Correct 1 ms 2652 KB Output is correct
17 Correct 1 ms 2652 KB Output is correct
18 Correct 1 ms 2652 KB Output is correct
19 Correct 1 ms 2652 KB Output is correct
20 Correct 1 ms 2652 KB Output is correct
21 Correct 1 ms 2652 KB Output is correct
22 Correct 1 ms 2652 KB Output is correct
23 Correct 1 ms 2652 KB Output is correct
24 Correct 1 ms 2652 KB Output is correct
25 Correct 1 ms 2652 KB Output is correct
26 Correct 1 ms 2512 KB Output is correct
27 Correct 1 ms 2648 KB Output is correct
28 Correct 1 ms 2648 KB Output is correct
29 Correct 1 ms 2512 KB Output is correct
30 Correct 1 ms 2904 KB Output is correct
31 Correct 1 ms 2692 KB Output is correct
32 Correct 2 ms 2688 KB Output is correct
33 Correct 2 ms 2652 KB Output is correct
34 Correct 2 ms 2652 KB Output is correct
35 Correct 2 ms 2652 KB Output is correct
36 Correct 2 ms 2652 KB Output is correct

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2648 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 2 ms 2648 KB Output is correct
10 Correct 2 ms 2808 KB Output is correct
11 Correct 1 ms 2648 KB Output is correct
12 Correct 1 ms 2652 KB Output is correct
13 Correct 1 ms 2652 KB Output is correct
14 Correct 1 ms 2652 KB Output is correct
15 Correct 1 ms 2652 KB Output is correct
16 Correct 1 ms 2652 KB Output is correct
17 Correct 1 ms 2648 KB Output is correct
18 Correct 2 ms 2652 KB Output is correct
19 Correct 2 ms 2652 KB Output is correct
20 Correct 2 ms 2652 KB Output is correct
21 Correct 2 ms 2652 KB Output is correct
22 Correct 2 ms 2652 KB Output is correct
23 Correct 3 ms 2648 KB Output is correct
24 Correct 2 ms 2652 KB Output is correct
25 Correct 3 ms 2512 KB Output is correct
26 Correct 4 ms 2652 KB Output is correct
27 Correct 7 ms 2652 KB Output is correct
28 Correct 8 ms 2684 KB Output is correct
29 Correct 8 ms 2904 KB Output is correct
30 Correct 8 ms 2652 KB Output is correct
31 Correct 8 ms 2684 KB Output is correct
32 Correct 11 ms 2680 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2652 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2648 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 2 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 1 ms 2508 KB Output is correct
10 Correct 1 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2652 KB Output is correct
13 Correct 2 ms 2652 KB Output is correct
14 Correct 1 ms 2652 KB Output is correct
15 Correct 1 ms 2652 KB Output is correct
16 Correct 1 ms 2652 KB Output is correct
17 Correct 1 ms 2652 KB Output is correct
18 Correct 1 ms 2652 KB Output is correct
19 Correct 2 ms 2652 KB Output is correct
20 Correct 1 ms 2652 KB Output is correct
21 Correct 1 ms 2904 KB Output is correct
22 Correct 1 ms 2648 KB Output is correct
23 Correct 1 ms 2652 KB Output is correct
24 Correct 1 ms 2648 KB Output is correct
25 Correct 1 ms 2648 KB Output is correct
26 Correct 1 ms 2652 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 1 ms 2648 KB Output is correct
29 Correct 1 ms 2652 KB Output is correct
30 Correct 1 ms 2648 KB Output is correct
31 Correct 1 ms 2652 KB Output is correct
32 Correct 1 ms 2652 KB Output is correct
33 Correct 1 ms 2652 KB Output is correct
34 Correct 1 ms 2680 KB Output is correct
35 Correct 1 ms 2652 KB Output is correct
36 Correct 1 ms 2652 KB Output is correct
37 Correct 1 ms 2652 KB Output is correct
38 Correct 1 ms 2652 KB Output is correct
39 Correct 1 ms 2652 KB Output is correct
40 Correct 1 ms 2576 KB Output is correct
41 Correct 2 ms 2652 KB Output is correct
42 Correct 2 ms 2648 KB Output is correct
43 Correct 2 ms 2652 KB Output is correct
44 Correct 2 ms 2648 KB Output is correct
45 Correct 2 ms 2652 KB Output is correct
46 Correct 2 ms 2652 KB Output is correct
47 Correct 2 ms 2440 KB Output is correct
48 Correct 3 ms 2652 KB Output is correct
49 Correct 4 ms 2652 KB Output is correct
50 Correct 6 ms 2684 KB Output is correct
51 Correct 8 ms 2648 KB Output is correct
52 Correct 7 ms 2652 KB Output is correct
53 Correct 7 ms 2652 KB Output is correct
54 Correct 8 ms 2684 KB Output is correct
55 Correct 9 ms 2648 KB Output is correct
56 Correct 2 ms 2648 KB Output is correct
57 Correct 5 ms 2648 KB Output is correct
58 Correct 8 ms 2652 KB Output is correct
59 Correct 11 ms 2512 KB Output is correct
60 Correct 7 ms 2648 KB Output is correct
61 Correct 8 ms 2652 KB Output is correct
62 Correct 9 ms 2512 KB Output is correct
63 Correct 9 ms 2652 KB Output is correct
64 Correct 6 ms 2652 KB Output is correct
65 Correct 2 ms 2652 KB Output is correct
66 Correct 4 ms 2652 KB Output is correct
67 Correct 5 ms 2652 KB Output is correct
68 Correct 8 ms 2652 KB Output is correct
69 Correct 10 ms 2476 KB Output is correct
70 Correct 8 ms 2512 KB Output is correct
71 Correct 8 ms 2652 KB Output is correct
72 Correct 9 ms 2684 KB Output is correct
73 Correct 10 ms 2652 KB Output is correct
74 Correct 9 ms 2688 KB Output is correct

Subtask #5
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2652 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 1 ms 2652 KB Output is correct
10 Correct 1 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2652 KB Output is correct
13 Correct 1 ms 2596 KB Output is correct
14 Correct 1 ms 2652 KB Output is correct
15 Correct 1 ms 2652 KB Output is correct
16 Correct 1 ms 2652 KB Output is correct
17 Correct 1 ms 2652 KB Output is correct
18 Correct 1 ms 2652 KB Output is correct
19 Correct 1 ms 2652 KB Output is correct
20 Correct 1 ms 2652 KB Output is correct
21 Correct 1 ms 2512 KB Output is correct
22 Correct 1 ms 2652 KB Output is correct
23 Correct 1 ms 2652 KB Output is correct
24 Correct 1 ms 2652 KB Output is correct
25 Correct 1 ms 2652 KB Output is correct
26 Correct 1 ms 2652 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 2 ms 2652 KB Output is correct
29 Correct 1 ms 2648 KB Output is correct
30 Correct 2 ms 2652 KB Output is correct
31 Correct 2 ms 2516 KB Output is correct
32 Correct 2 ms 2652 KB Output is correct
33 Correct 2 ms 2652 KB Output is correct
34 Correct 2 ms 2652 KB Output is correct
35 Correct 3 ms 2652 KB Output is correct
36 Correct 4 ms 2684 KB Output is correct
37 Correct 7 ms 2652 KB Output is correct
38 Correct 8 ms 2652 KB Output is correct
39 Correct 8 ms 2652 KB Output is correct
40 Correct 7 ms 2508 KB Output is correct
41 Correct 8 ms 2512 KB Output is correct
42 Correct 8 ms 2652 KB Output is correct
43 Correct 2 ms 2652 KB Output is correct
44 Correct 5 ms 2652 KB Output is correct
45 Correct 8 ms 2652 KB Output is correct
46 Correct 10 ms 2648 KB Output is correct
47 Correct 8 ms 2652 KB Output is correct
48 Correct 8 ms 2652 KB Output is correct
49 Correct 9 ms 2652 KB Output is correct
50 Correct 9 ms 2652 KB Output is correct
51 Correct 1 ms 460 KB Output is correct
52 Correct 21 ms 344 KB Output is correct
53 Correct 36 ms 476 KB Output is correct
54 Correct 68 ms 344 KB Output is correct
55 Correct 65 ms 348 KB Output is correct
56 Correct 275 ms 492 KB Output is correct
57 Correct 280 ms 492 KB Output is correct
58 Correct 145 ms 492 KB Output is correct
59 Correct 77 ms 348 KB Output is correct
60 Correct 79 ms 496 KB Output is correct
61 Correct 1 ms 348 KB Output is correct
62 Correct 31 ms 348 KB Output is correct
63 Correct 60 ms 480 KB Output is correct
64 Correct 56 ms 344 KB Output is correct
65 Correct 99 ms 488 KB Output is correct
66 Correct 144 ms 492 KB Output is correct
67 Correct 188 ms 592 KB Output is correct
68 Correct 186 ms 488 KB Output is correct
69 Correct 182 ms 492 KB Output is correct