Submission #388872

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
388872	2021-04-13T08:34:54 Z	talant117408	Bali Sculptures (APIO15_sculpture)	C++17	9 / 100	96 ms	460 KB

sculpture

/*
    Code written by Talant I.D.
*/
#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;
 
#define precision(n) fixed << setprecision(n)
#define pb push_back
#define ub upper_bound
#define lb lower_bound
#define mp make_pair
#define eps (double)1e-9
#define PI 2*acos(0.0)
#define endl "\n"
#define sz(v) int((v).size())
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
#define do_not_disturb ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define OK cout << "OK" << endl;
 
const int mod = 1e9+7;
 
ll mode(ll a) {
    a %= mod;
    if (a < 0) a += mod;
    return a;
}
 
ll subt(ll a, ll b) {
    return mode(mode(a)-mode(b));
}
 
ll add(ll a, ll b) {
    return mode(mode(a)+mode(b));
}
 
ll mult(ll a, ll b) {
    return mode(mode(a)*mode(b));
}
 
ll binpow(ll a, ll b) {
    ll res = 1;
    while (b) {
        if (b&1) res = mult(res, a);
        a = mult(a, a);
        b >>= 1;
    }
    return res;
}

int main() {
	do_not_disturb
	
	int n, a, b;
	cin >> n >> a >> b;
	vector <ll> v(n+1), pref(n+1);
	for (int i = 1; i <= n; i++) cin >> v[i];
	for (int i = 1; i <= n; i++) pref[i] = pref[i-1]+v[i];
	
	if (n <= 20) {
		ll ans = 9e18;
		for (int mask = 0; mask < (1<<n); mask++) {
			ll prev = 1, j = 1, cnt = 0, sum = 0;
			while (j <= n) {
				while (j <= n && !(mask&(1<<(j-1)))) {
					j++;
				}
				if (prev < j) {
					cnt++;
					sum |= pref[j-1]-pref[prev-1];
				}
				prev = j;
				j++;
			}
			if (prev == n) {
				sum |= v[n];
				cnt++;
			}
			if (a <= cnt && cnt <= b) {
				ans = min(ans, sum);
			}
		}
		cout << ans;
	}
	else if (n <= 50 && a >= 1) {
		bool dp[53][53][53];
		memset(dp, false, sizeof(dp));
		dp[0][0][0] = 1;
		
		for (int i = 1; i <= n; i++) {
			dp[i][pref[i]][1] = 1;
		}
		
		for (int par = 2; par <= n; par++) {
			for (int i = par; i <= n; i++) {
				for (int orr = 0; orr <= 50; orr++) {
					for (int j = i-1; j >= par-1; j--) {
						dp[i][orr|(pref[i]-pref[j])][par] |= dp[j][orr][par-1];
					}
				}
			}
		}
		int ans = 2e9;
		for (int par = a; par <= b; par++) {
			for (int orr = 0; orr <= 50; orr++) {
				if (dp[n][orr][par]) ans = min(ans, orr);
			}
		}
		cout << ans;
	}
	else if (n <= 100 && a == 1) {
		
	}
	else if (n <= 100) {
		
	}
	else {
		
	}
	
    return 0;
}

Subtask #1

9.0 / 9.0

#	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	1 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	208 KB	Output is correct
6	Correct	4 ms	204 KB	Output is correct
7	Correct	10 ms	204 KB	Output is correct
8	Correct	80 ms	204 KB	Output is correct
9	Correct	81 ms	204 KB	Output is correct
10	Correct	84 ms	292 KB	Output is correct
11	Correct	81 ms	204 KB	Output is correct
12	Correct	83 ms	204 KB	Output is correct
13	Correct	81 ms	296 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	0 ms	204 KB	Output is correct
16	Correct	1 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	3 ms	204 KB	Output is correct
20	Correct	10 ms	204 KB	Output is correct
21	Correct	81 ms	308 KB	Output is correct
22	Correct	80 ms	204 KB	Output is correct
23	Correct	81 ms	204 KB	Output is correct
24	Correct	81 ms	204 KB	Output is correct
25	Correct	80 ms	204 KB	Output is correct
26	Correct	83 ms	324 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	40 ms	204 KB	Output is correct
31	Correct	80 ms	204 KB	Output is correct
32	Correct	93 ms	296 KB	Output is correct
33	Correct	81 ms	292 KB	Output is correct
34	Correct	94 ms	312 KB	Output is correct
35	Correct	82 ms	204 KB	Output is correct
36	Correct	95 ms	204 KB	Output is correct

Subtask #2

0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	220 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	1 ms	204 KB	Output is correct
6	Correct	3 ms	204 KB	Output is correct
7	Correct	10 ms	320 KB	Output is correct
8	Correct	82 ms	204 KB	Output is correct
9	Correct	80 ms	204 KB	Output is correct
10	Correct	95 ms	296 KB	Output is correct
11	Correct	80 ms	204 KB	Output is correct
12	Correct	82 ms	324 KB	Output is correct
13	Correct	83 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	1 ms	204 KB	Output is correct
17	Correct	0 ms	204 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	3 ms	204 KB	Output is correct
20	Correct	11 ms	204 KB	Output is correct
21	Correct	81 ms	296 KB	Output is correct
22	Correct	89 ms	204 KB	Output is correct
23	Correct	84 ms	204 KB	Output is correct
24	Correct	81 ms	204 KB	Output is correct
25	Correct	80 ms	204 KB	Output is correct
26	Correct	81 ms	204 KB	Output is correct
27	Incorrect	1 ms	460 KB	Output isn't correct
28	Halted	0 ms	0 KB	-

Subtask #3

0 / 21.0

#	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	1 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	3 ms	312 KB	Output is correct
7	Correct	10 ms	316 KB	Output is correct
8	Correct	91 ms	296 KB	Output is correct
9	Correct	81 ms	296 KB	Output is correct
10	Correct	80 ms	204 KB	Output is correct
11	Correct	90 ms	296 KB	Output is correct
12	Correct	80 ms	204 KB	Output is correct
13	Correct	81 ms	296 KB	Output is correct
14	Incorrect	1 ms	332 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 25.0

#	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	1 ms	204 KB	Output is correct
6	Correct	3 ms	204 KB	Output is correct
7	Correct	10 ms	320 KB	Output is correct
8	Correct	83 ms	204 KB	Output is correct
9	Correct	81 ms	204 KB	Output is correct
10	Correct	80 ms	296 KB	Output is correct
11	Correct	81 ms	296 KB	Output is correct
12	Correct	82 ms	296 KB	Output is correct
13	Correct	82 ms	300 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	1 ms	204 KB	Output is correct
19	Correct	3 ms	204 KB	Output is correct
20	Correct	10 ms	204 KB	Output is correct
21	Correct	81 ms	296 KB	Output is correct
22	Correct	80 ms	292 KB	Output is correct
23	Correct	81 ms	300 KB	Output is correct
24	Correct	81 ms	204 KB	Output is correct
25	Correct	81 ms	204 KB	Output is correct
26	Correct	81 ms	300 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	42 ms	204 KB	Output is correct
31	Correct	81 ms	308 KB	Output is correct
32	Correct	84 ms	300 KB	Output is correct
33	Correct	81 ms	204 KB	Output is correct
34	Correct	84 ms	300 KB	Output is correct
35	Correct	88 ms	300 KB	Output is correct
36	Correct	81 ms	292 KB	Output is correct
37	Incorrect	2 ms	332 KB	Output isn't correct
38	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	1 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	3 ms	204 KB	Output is correct
7	Correct	10 ms	204 KB	Output is correct
8	Correct	81 ms	204 KB	Output is correct
9	Correct	80 ms	292 KB	Output is correct
10	Correct	80 ms	292 KB	Output is correct
11	Correct	81 ms	204 KB	Output is correct
12	Correct	80 ms	204 KB	Output is correct
13	Correct	96 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	1 ms	204 KB	Output is correct
17	Correct	40 ms	292 KB	Output is correct
18	Correct	81 ms	292 KB	Output is correct
19	Correct	80 ms	204 KB	Output is correct
20	Correct	81 ms	204 KB	Output is correct
21	Correct	82 ms	300 KB	Output is correct
22	Correct	83 ms	300 KB	Output is correct
23	Correct	88 ms	300 KB	Output is correct
24	Incorrect	1 ms	332 KB	Output isn't correct
25	Halted	0 ms	0 KB	-