Submission #1046028

#	Time	Username	Problem	Language	Result	Execution time	Memory
1046028		gagik_2007	Sprinklers (CEOI24_sprinklers)	C++17	0 / 100	2061 ms	1392 KiB

Main

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define ff first
#define ss second

ll ttt;
const ll INF=1e18;
const ll MOD=1e9+7;
const ll N=100007;
ll n,m,k;
int f[N],s[N];

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    // freopen("Finput.txt","r",stdin);
    // freopen("Foutput.txt","w",stdout);
    cin>>n>>m;
    for(int i=0;i<n;i++){
        cin>>s[i];
    }
    for(int i=0;i<m;i++){
        cin>>f[i];
    }
    int ans=MOD;
    int ansmsk=0;
    for(int msk=0;msk<(1<<n);msk++){
        int curmax=0;
        for(int j=0;j<m;j++){
            int cur=MOD;
            for(int i=0;i<n;i++){
                if(((msk&(1<<i))&&s[i]<f[j])||
                   (!(msk&(1<<i))&&s[i]>f[j])){
                    cur=min(cur,abs(s[i]-f[j]));
                }
            }
            curmax=max(curmax, cur);
        }
        if(ans>curmax){
            ans=curmax;
            ansmsk=msk;
        }
    }
    if(ans==MOD){
        cout<<-1<<endl;
        return 0;
    }
    cout<<ans<<endl;
    for(int i=0;i<n;i++){
        if(ansmsk&(1<<i)){
            cout<<"R";
        }
        else{
            cout<<"L";
        }
    }
    cout<<endl;
}

• Subtask 0: 0 / 0
• Subtask 1: 0 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 17
• Subtask 4: 0 / 27
• Subtask 5: 0 / 47