Submission #954894

#	Time	Username	Problem	Language	Result	Execution time	Memory
954894		leo_2727	Broken Device (JOI17_broken_device)	C++17	51 / 100	30 ms	2604 KiB

Anna

#include <bits/stdc++.h>
#include <Annalib.h>
typedef long long ll;
using namespace std;
void Anna( int N, ll X, int K, int P[] ){
    int ar[N]={0}, s[60]={0};
    for(int i=0;i<60;i++)
        if(X & ((ll)1<<i))  s[i]=1;
    for(int i=0;i<K;i++)    ar[P[i]]=-1;
    int curr=0;
    for(int i=0;i<N;i++){
        if(curr>59 || i+2>=N || (ar[i]==-1 || ar[i+1]==-1 || ar[i+2]==-1))
            ar[i]=-1;
        else{
            ar[i]=1;
            ar[i+1]=s[curr++];
            ar[i+2]=s[curr++];
            i+=2;
        }
    }
    for(int i=0;i<N;i++)
        (ar[i]==1)  ?   Set(i, 1)   :   Set(i, 0);
}

Bruno

#include <bits/stdc++.h>
#include <Brunolib.h>
typedef long long ll;
using namespace std;
ll Bruno(int N, int A[]){
    ll ans=0, curr=0;
    for(int i=0;i<N;i++){
        if(A[i]==1){
            if(A[i+1]==1)   ans|=((ll)1<<curr);
            curr++;
            if(A[i+2]==1)   ans|=((ll)1<<curr);
            curr++;
            i+=2;
            if(curr>59) break;
        }
    }
    return ans;
}

• Subtask 1: 51 / 100