Submission #41379

#	Time	Username	Problem	Language	Result	Execution time	Memory
41379		cmaster	Bali Sculptures (APIO15_sculpture)	C++14	0 / 100	2 ms	548 KiB

sculpture

#include <bits/stdc++.h>
/*#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/detail/standard_policies.hpp>*/
 
#define pb push_back
#define mp make_pair
#define sz(s) ((int)(s.size()))
#define all(s) s.begin(), s.end()
#define rep(i, a, n) for (int i = a; i <= n; ++i)
#define per(i, n, a) for (int i = n; i >= a; --i)
#define onlycin ios_base::sync_with_stdio(false); cin.tie(0) 
#define F first
#define S second
using namespace std;
// using namespace __gnu_pbds;
typedef long long ll;
typedef unsigned long long ull;
/*typedef tree<
pair < int, int >,
null_type,
less< pair < int, int > >,
rb_tree_tag,
tree_order_statistics_node_update>
ordered_set;*/
// find_by_order() order_of_key()
const int MAXN = (int)5e5+228;
const char nxtl = '\n';
const int mod = (int)1e9+7;
const double eps = (double)1e-7;
template<typename T> inline bool updmin(T &a, const T &b) {return a > b ? a = b, 1 : 0;}
template<typename T> inline bool updmax(T &a, const T &b) {return a < b ? a = b, 1 : 0;}

int n, l, r, a[MAXN];
pair < ll, ll > dp[2002][2020];

inline pair < ll, ll > Merge(pair < ll, ll > x, ll sum) {
	updmax(x.F, sum);
	x.S |= sum;
	return x;
}

int main() {
	#ifdef accepted
		freopen(".in", "r", stdin);
		freopen(".out", "w", stdout);
	#endif
	onlycin;
	cin >> n >> l >> r;
	rep(i, 1, n) cin >> a[i];
	rep(i, 0, n) rep(j, 0, n) dp[i][j] = mp((ll)1e15, (ll)1e15);
	dp[0][0] = mp(0ll, 0ll);
	rep(i, 1, n) {
		rep(k, 1, r) {
			dp[i][k] = mp((ll)1e15, (ll)1e15);
			ll cur = 0ll;
			per(j, i, 1) {
				cur += a[j];
				updmin(dp[i][k], Merge(dp[j-1][k-1], cur));
			}
			// cerr << i << ' '<< k << ' '<< dp[i][k].F << ' '<< dp[i][k].S << nxtl;
		}
	}
	ll res = LLONG_MAX;
	rep(i, l, r) updmin(res, dp[n][i].S);
	cout << res << nxtl;
	
	return 0;
}

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 21
• Subtask 4: 0 / 25
• Subtask 5: 0 / 29