Submission #1128179


Source Code Expand

#include "bits/stdc++.h"

#define REP(i,n) for(ll i=0;i<n;++i)
#define RREP(i,n) for(ll i=n-1;i>=0;--i)
#define FOR(i,m,n) for(ll i=m;i<n;++i)
#define RFOR(i,m,n) for(ll i=n-1;i>=m;--i)
#define ALL(v) (v).begin(),(v).end()
#define PB(a) push_back(a)
#define UNIQUE(v) v.erase(unique(ALL(V),v.end()));
#define DUMP(v) REP(i, (v).size()) { cout << v[i]; if (i != v.size() - 1)cout << " "; else cout << endl; }
#define INF 1000000001ll
#define MOD 1000000007ll
#define EPS 1e-9

const int dx[8] = { 1,1,0,-1,-1,-1,0,1 };
const int dy[8] = { 0,1,1,1,0,-1,-1,-1 };

typedef long long ll;
//typedef vector<int> vi;
using namespace std;


int main() {
	cin.tie(0);
	ios::sync_with_stdio(false);
	int n;
	cin >> n;
	vector<int> v(n);
	REP(i, n)cin >> v[i];

	int cmax = -INF;
	REP(i, n) {
		int amax = -INF;
		int score = -INF;
		RREP(j, n) {
			if (i == j)continue;
			int l = i, r = j;
			if (l > r)swap(l, r);
			int atmp = 0, ctmp = 0;
			REP(k, r - l + 1) {
				if (k % 2 == 0)ctmp += v[k+l];
				else atmp += v[k+l];
			}
			if (atmp >= amax) {
				amax = atmp;
				score = ctmp;
			}
		}
		cmax = max(cmax, score);
	}

	cout << cmax << endl;
	
	return 0;
}

Submission Info

Submission Time
Task C - 数列ゲーム
User etonagisa
Language C++14 (GCC 5.4.1)
Score 100
Code Size 1211 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 3
AC × 23
Set Name Test Cases
Sample sample-01.txt, sample-02.txt, sample-03.txt
All sample-01.txt, sample-02.txt, sample-03.txt, test-01.txt, test-02.txt, test-03.txt, test-04.txt, test-05.txt, test-06.txt, test-07.txt, test-08.txt, test-09.txt, test-10.txt, test-11.txt, test-12.txt, test-13.txt, test-14.txt, test-15.txt, test-16.txt, test-17.txt, test-18.txt, test-19.txt, test-20.txt
Case Name Status Exec Time Memory
sample-01.txt AC 1 ms 256 KB
sample-02.txt AC 1 ms 256 KB
sample-03.txt AC 1 ms 256 KB
test-01.txt AC 1 ms 256 KB
test-02.txt AC 1 ms 256 KB
test-03.txt AC 1 ms 256 KB
test-04.txt AC 1 ms 256 KB
test-05.txt AC 1 ms 256 KB
test-06.txt AC 1 ms 256 KB
test-07.txt AC 1 ms 256 KB
test-08.txt AC 1 ms 256 KB
test-09.txt AC 1 ms 256 KB
test-10.txt AC 1 ms 256 KB
test-11.txt AC 1 ms 256 KB
test-12.txt AC 1 ms 256 KB
test-13.txt AC 1 ms 256 KB
test-14.txt AC 1 ms 256 KB
test-15.txt AC 1 ms 256 KB
test-16.txt AC 1 ms 256 KB
test-17.txt AC 1 ms 256 KB
test-18.txt AC 1 ms 256 KB
test-19.txt AC 1 ms 256 KB
test-20.txt AC 1 ms 256 KB