oj.uz

Submission #239162

# Submission time Handle Problem Language Result Execution time Memory
239162 2020-06-14T16:15:33 Z dCoding Bali Sculptures (APIO15_sculpture) C++14
0 / 100
 5 ms 512 KB 
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <numeric>
#include <set>
#include <map>
#include <stack>
#include <queue>
#include <deque>
#include <unordered_map>

#define ll long long int
#define F0R(i,n) for(auto i = 0; i < (n); i++)
#define FOR(i,a,b) for(auto i = (a); i <= (b); i++)
#define ROF(i,a,b) for(auto i = (a); i >= (b); i--)
#define pii pair<int,int> 
#define pll pair<ll,ll>
#define vv vector
#define F first
#define S second
#define pb push_back
#define vi vector<int>

using namespace std;

const int MAXN = 105;
int n,a,b;
ll arr[MAXN],pre[MAXN];
ll dp[MAXN][MAXN];

ll f(int i,int j) {
	// cout << "i = " << i << " j = " << j << endl;
	if(dp[i][j] != -1) return dp[i][j];
	if(i == 0) return dp[i][j] = 0;
	if(j <= 1) return dp[i][j] = pre[i];
	if(j > i) return dp[i][j] = 1e9;
	ll res = pre[i];
	FOR(k,1,i-1) res = min(res,f(k,j-1) | (pre[i]-pre[k]));
	return dp[i][j] = res;
}

signed main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.tie(NULL);

	cin >> n >> a >> b;
	FOR(i,1,n) cin >> arr[i];
	FOR(i,1,n) pre[i] = pre[i-1]+arr[i];

	memset(dp,-1,sizeof(dp));
	// FOR(i,1,n) FOR(j,1,n) dp[i][j] = 1e9;
	// FOR(i,1,n) {
	// 	F0R(k,i) {
	// 		FOR(j,k+1,i) {
	// 			dp[i][j] = min(dp[i][j],dp[k][j-1]|(pre[i]-pre[k]));
	// 			cout << " i = " << i << " j = " << j << " k = " << k << " dp[i][j] = " << dp[i][j] << endl;
	// 		}
	// 	}
	// }

	ll ans = 1e9;
	// FOR(i,1,n) f(i,i);
	FOR(i,a,b) ans = min(ans,f(n,i));
	cout << ans;

	// cout << endl << endl;
	// FOR(i,1,n) {
	// 	FOR(j,1,n) {
	// 		cout << dp[i][j] << " ";
	// 	}
	// 	cout << endl;
	// }


}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Incorrect 5 ms 384 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Incorrect 5 ms 384 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Incorrect 4 ms 256 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Incorrect 4 ms 384 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Incorrect 5 ms 384 KB Output isn't correct
3 Halted 0 ms 0 KB -