Submission #3047110


Source Code Expand

#include "bits/stdc++.h"

using namespace std;
using ll = long long;
using ull = unsigned long long;

typedef pair<ll, ll> P;
typedef pair<ll, P> PP;
typedef pair<P, P> PPP;

const ll MOD = 1e9 + 7;
const ll INF = 9e18;
const double DINF = 5e14;
const double eps = 1e-10;
const int di[4] = { 1,0,-1,0 }, dj[4] = { 0,1,0,-1 };

#define ALL(x) (x).begin(),(x).end()
#define ALLR(x) (x).rbegin(),(x).rend()
#define pb push_back
#define eb emplace_back
#define fr first
#define sc second


int n, a[2010], sum;
bitset<4000001>dp;

int main() {
	cin >> n;
	for (int i = 0;i < n;i++) {
		cin >> a[i];
		sum += a[i];
	}
	dp.set(0);
	for (int i = 0;i < n;i++) {
		bitset<4000001>nex;
		nex |= dp;
		nex |= dp << a[i];
		swap(dp, nex);
	}
	for (int i = sum / 2;i <= sum;i++) {
		if (dp[i]) {
			cout << i << endl;
			return 0;
		}
	}
	return 0;
}

Submission Info

Submission Time
Task C - Median Sum
User kakakakaneko
Language C++14 (GCC 5.4.1)
Score 0
Code Size 884 Byte
Status WA
Exec Time 644 ms
Memory 2304 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 700
Status
AC × 2
AC × 38
WA × 4
Set Name Test Cases
Sample sample_01.txt, sample_02.txt
All sample_01.txt, sample_02.txt, sample_01.txt, sample_02.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt, subtask_1_12.txt, subtask_1_13.txt, subtask_1_14.txt, subtask_1_15.txt, subtask_1_16.txt, subtask_1_17.txt, subtask_1_18.txt, subtask_1_19.txt, subtask_1_20.txt, subtask_1_21.txt, subtask_1_22.txt, subtask_1_23.txt, subtask_1_24.txt, subtask_1_25.txt, subtask_1_26.txt, subtask_1_27.txt, subtask_1_28.txt, subtask_1_29.txt, subtask_1_30.txt, subtask_1_31.txt, subtask_1_32.txt, subtask_1_33.txt, subtask_1_34.txt, subtask_1_35.txt, subtask_1_36.txt, subtask_1_37.txt, subtask_1_38.txt
Case Name Status Exec Time Memory
sample_01.txt AC 3 ms 2176 KB
sample_02.txt AC 2 ms 2176 KB
subtask_1_01.txt AC 3 ms 2176 KB
subtask_1_02.txt WA 2 ms 2176 KB
subtask_1_03.txt AC 2 ms 2176 KB
subtask_1_04.txt AC 639 ms 2176 KB
subtask_1_05.txt AC 639 ms 2176 KB
subtask_1_06.txt AC 638 ms 2176 KB
subtask_1_07.txt WA 636 ms 2176 KB
subtask_1_08.txt AC 638 ms 2176 KB
subtask_1_09.txt AC 644 ms 2176 KB
subtask_1_10.txt AC 638 ms 2176 KB
subtask_1_11.txt AC 639 ms 2176 KB
subtask_1_12.txt AC 638 ms 2176 KB
subtask_1_13.txt AC 640 ms 2176 KB
subtask_1_14.txt AC 639 ms 2176 KB
subtask_1_15.txt AC 633 ms 2176 KB
subtask_1_16.txt AC 631 ms 2176 KB
subtask_1_17.txt AC 636 ms 2176 KB
subtask_1_18.txt AC 630 ms 2304 KB
subtask_1_19.txt AC 644 ms 2176 KB
subtask_1_20.txt AC 636 ms 2176 KB
subtask_1_21.txt AC 639 ms 2176 KB
subtask_1_22.txt AC 639 ms 2176 KB
subtask_1_23.txt AC 643 ms 2176 KB
subtask_1_24.txt AC 622 ms 2176 KB
subtask_1_25.txt AC 3 ms 2176 KB
subtask_1_26.txt AC 3 ms 2176 KB
subtask_1_27.txt AC 3 ms 2176 KB
subtask_1_28.txt AC 4 ms 2176 KB
subtask_1_29.txt AC 4 ms 2176 KB
subtask_1_30.txt AC 5 ms 2176 KB
subtask_1_31.txt WA 6 ms 2176 KB
subtask_1_32.txt AC 8 ms 2176 KB
subtask_1_33.txt AC 18 ms 2176 KB
subtask_1_34.txt WA 34 ms 2176 KB
subtask_1_35.txt AC 34 ms 2176 KB
subtask_1_36.txt AC 640 ms 2176 KB
subtask_1_37.txt AC 626 ms 2176 KB
subtask_1_38.txt AC 638 ms 2176 KB