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Submission #523150

# Submission time Handle Problem Language Result Execution time Memory
523150 2022-02-07T06:46:08 Z mansur Bali Sculptures (APIO15_sculpture) C++17
25 / 100
 46 ms 10564 KB 
#include<bits/stdc++.h>	
 
#pragma optimize ("g",on)
#pragma GCC optimize ("inline")
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC optimize ("03")
#pragma GCC target ("sse,sse2,sse3,ssse3,sse4,popcnt,abm,avx2,mmx,fma,avx,tune=native")

//01001101 01100001 01101011 01101000 01100001  01100111 01100001 01111001 

using namespace std;        

#define all(a) a.begin(), a.end()                                                   
#define rall(a) a.rbegin(), a.rend()
#define ll long long
#define pb push_back
#define sz(a) a.size()
#define nl '\n'
#define popb pop_back()                                                                   
#define ld double
#define ull unsigned long long
#define ff first                                         
#define ss second  
#define fix fixed << setprecision
#define pii pair<int, int>                          
#define E exit (0)
#define int long long
 
const int inf = 1e15, N = 5e3 + 1, mod = 998244353;                    

double eps = 1e-6;

vector<pii> dir = {{1, 0}, {0, 1}, {-1, 0}, {0, -1}};

int n, a, b;

int y[N];

int f(int val) {
	int dp[n + 1];
	dp[0] = 0;
	for (int i = 1; i <= n; i++) {
		dp[i] = inf;
		int cur = 0;
		for (int j = i; j >= 1; j--) {
			cur += y[j - 1];
			if ((cur & val) == cur) {
				dp[i] = min(dp[j - 1] + 1, dp[i]);
			}
		}
	}
	return dp[n];
}

main() {                                                         
	//freopen("F.in", "r", stdin);                                                                                     
	//freopen("F.out", "w", stdout);                                                                                     
	ios_base::sync_with_stdio(NULL);                                                                                       
	cin.tie(NULL);
	cin >> n >> a >> b;
	int mx = 0;
	for (int i = 0; i < n; i++) {
		cin >> y[i];     
		mx = max(mx, y[i]);
	}
	if (n <= 20) {
		int ans = inf;
		for (int mask = 0; mask < (1 << (n - 1)); mask++) {
			int cnt = __builtin_popcount(mask) + 1;
			if (a <= cnt && cnt <= b) {
				int cur = 0, val = 0;
				for (int i = 0; i < n; i++) {
					cur += y[i];
					if (mask >> i & 1) {
					 	val |= cur;
					 	cur = 0;
					}	
				}
				val |= cur;
				ans = min(ans, val);
			}
		}
		cout << ans;
	}else if (n <= 50 && mx <= 10) {
		int dp[n + 1][n + 1][501];
		for (int i = 0; i <= n; i++) {
			for (int j = 0; j <= n; j++) {
				for (int v = 0; v <= 500; v++) dp[i][j][v] = inf;
			}
		}
		for (int v = 0; v <= 500; v++) dp[0][0][v] = v;
		for (int i = 1; i <= n; i++) {
			for (int bl = 1; bl <= i; bl++) {
				for (int v = 0; v <= 500; v++) {
					int cur = 0;
					for (int j = i; j >= 1; j--) {
						cur += y[j - 1];
						dp[i][bl][v] = min(dp[i][bl][v], dp[j - 1][bl - 1][v | cur]);					 	
					}	
				}
			}
		}
		int ans = inf;
		for (int i = a; i <= b; i++) ans = min(ans, dp[n][i][0]);
		cout << ans;
	}else if (a == 1) {
		int l = 0, r = mx * n, ans;
		while (l <= r) {
			int mid = (l + r) / 2;
			if (f(mid) <= b) {
				l = mid + 1;
				ans = mid;
			}else r = mid - 1;
		}
		cout << ans;
	}
}

Compilation message

sculpture.cpp:3: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    3 | #pragma optimize ("g",on)
      | 
sculpture.cpp:56:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   56 | main() {
      | ^~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 25 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 3 ms 204 KB Output is correct
22 Correct 3 ms 204 KB Output is correct
23 Correct 2 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 3 ms 204 KB Output is correct
26 Correct 23 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 0 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 3 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 24 ms 204 KB Output is correct
34 Correct 25 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 25 ms 204 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 2 ms 204 KB Output is correct
13 Correct 28 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 3 ms 204 KB Output is correct
22 Correct 3 ms 204 KB Output is correct
23 Correct 3 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 4 ms 204 KB Output is correct
26 Correct 30 ms 316 KB Output is correct
27 Correct 5 ms 2124 KB Output is correct
28 Correct 5 ms 2892 KB Output is correct
29 Correct 17 ms 6276 KB Output is correct
30 Correct 21 ms 7560 KB Output is correct
31 Correct 34 ms 10444 KB Output is correct
32 Correct 34 ms 10444 KB Output is correct
33 Correct 34 ms 10380 KB Output is correct
34 Correct 36 ms 10484 KB Output is correct
35 Correct 40 ms 10444 KB Output is correct
36 Correct 39 ms 10444 KB Output is correct

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 25 ms 316 KB Output is correct
14 Correct 4 ms 2124 KB Output is correct
15 Correct 7 ms 3020 KB Output is correct
16 Correct 17 ms 6272 KB Output is correct
17 Correct 23 ms 7556 KB Output is correct
18 Correct 34 ms 10444 KB Output is correct
19 Correct 33 ms 10444 KB Output is correct
20 Correct 34 ms 10508 KB Output is correct
21 Correct 34 ms 10484 KB Output is correct
22 Correct 36 ms 10488 KB Output is correct
23 Correct 36 ms 10500 KB Output is correct
24 Incorrect 0 ms 204 KB Output isn't correct
25 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 26 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 3 ms 204 KB Output is correct
22 Correct 3 ms 204 KB Output is correct
23 Correct 3 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 3 ms 332 KB Output is correct
26 Correct 23 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 3 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 30 ms 316 KB Output is correct
34 Correct 25 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 26 ms 204 KB Output is correct
37 Correct 4 ms 2124 KB Output is correct
38 Correct 6 ms 2892 KB Output is correct
39 Correct 16 ms 6272 KB Output is correct
40 Correct 21 ms 7500 KB Output is correct
41 Correct 34 ms 10444 KB Output is correct
42 Correct 46 ms 10444 KB Output is correct
43 Correct 38 ms 10444 KB Output is correct
44 Correct 44 ms 10488 KB Output is correct
45 Correct 36 ms 10444 KB Output is correct
46 Correct 34 ms 10444 KB Output is correct
47 Incorrect 1 ms 204 KB Output isn't correct
48 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 2 ms 204 KB Output is correct
13 Correct 27 ms 316 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 3 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 23 ms 308 KB Output is correct
21 Correct 26 ms 312 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 31 ms 204 KB Output is correct
24 Correct 6 ms 2124 KB Output is correct
25 Correct 6 ms 2892 KB Output is correct
26 Correct 17 ms 6272 KB Output is correct
27 Correct 24 ms 7500 KB Output is correct
28 Correct 34 ms 10444 KB Output is correct
29 Correct 34 ms 10444 KB Output is correct
30 Correct 35 ms 10504 KB Output is correct
31 Correct 38 ms 10460 KB Output is correct
32 Correct 34 ms 10444 KB Output is correct
33 Correct 46 ms 10564 KB Output is correct
34 Incorrect 1 ms 204 KB Output isn't correct
35 Halted 0 ms 0 KB -