Submission #166614

#	Time	Username	Problem	Language	Result	Execution time	Memory
166614		Trickster	Bank (IZhO14_bank)	C++14	19 / 100	3 ms	376 KiB

bank

//BTTHS
#include <bits/stdc++.h>

#define fi first
#define se second
#define pb push_back
#define ll long long
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()

using namespace std;

ifstream fin("file.in");
ofstream fout("file.out");

int n, m, v[29], d[29], f[20009], sm[20009];

int main()
{
	cin >> n >> m;
	
	for (int i = 1; i <= n; i++)
		cin >> v[i], v[i]+=v[i-1], f[v[i]] = v[i];
	
	int x = n+1;
	for (int i = v[n]; i >= 0; i--)
		(f[i] == 0 ? f[i] = v[x] : f[i] = v[--x]);
	
	for (int i = 0; i < m; i++)
		cin >> d[i];
	
//	for(int i = 0; i <= v[n]; i++)
//		cout << f[i] << " ";
	
	sort(d,d+m);
	
	sm[0] = 1;
	for (int i = 0; i < m; i++)
	{
		for (int h = v[n]; h >= 0; h--)
		{
			if (sm[h])
			{
				if ((f[h] == f[d[i]] && (f[h+d[i]] == f[h] || f[h+d[i]-1] == f[h])) || (f[h]!=f[h+1] && f[h+d[i]] == f[h+1]))
					sm[h+d[i]] = 1;
			}
		}
	}
	
//	for (int i = 0; i <= v[n]; i++)
//	{
//		cout << i << ": "	 << sm[i] << "\n";
//	}
	
	cout << (sm[v[n]] == 1 ? "YES" : "NO");
}

• Subtask 1: 19 / 19
• Subtask 2: 0 / 25
• Subtask 3: 0 / 27
• Subtask 4: 0 / 29