#include <bits/stdc++.h>

#define rep(n) for(int i=0;i<n;i++)
#define repp(j, n) for(int j=0;j<n;j++)
#define reppp(i, m, n) for(int i=m;i<n;i++)
#define all(c) c.begin(), c.end()
#define rall(c) c.rbegin(), c.rend()
#define debug(x) cerr << #x << ": " << x << endl

using namespace std;

typedef long long ll;
typedef pair<ll, ll> Pll;
typedef pair<int, int> Pii;

const ll MOD = 1000000007;
const long double EPS = 10e-10;

struct Game{
    map<int, int> mp;
    Game(int n){
        dfs(n);
    }

    int dfs(int n){
        if(n <= 0) return 0;
        else if(mp[n] != 0) return mp[n];

        set<int> used;
        used.insert(dfs(n-2));
        used.insert(dfs(n-3));
        for(int i=3;i<=(n+1)/2;i++){
            used.insert(dfs(i-2)^dfs(n-(i+1)));
        }

        int g = 0;
        while(used.find(g) != used.end()) g++;
        mp[n] = g;
        return g;
    }
};

int main(){
    std::ios::sync_with_stdio(0); cin.tie(0);
    Game game = Game(80);

    int n;
    cin >> n;
    int a[n];
    rep(n) cin >> a[i];
    sort(a, a+n);
    int m = 1, grundy = 0;
    reppp(i, 1, n){
        if(a[i] - a[i-1] <= 1){
            m++;
        }else{
            if(m > 80) m -= (m/34-1)*34;
            grundy ^= game.mp[m];
            m = 1;
        }
    }
    if(m > 1) grundy ^= game.mp[m];

    cout << (grundy?"First":"Second") << endl;
}