Submission #1320205

#	Time	Username	Problem	Language	Result	Execution time	Memory
1320205		ezzzay	Binaria (CCO23_day1problem1)	C++20	6 / 25	1 ms	332 KiB

Main

#include<bits/stdc++.h>
using namespace std;
#define ff first
#define ss second
#define pb push_back
#define int long long
const int N=3e5+5;
int a[N];
bool fs[N];
int x[N];
vector<pair<int,int>>sm,df;
signed main(){
    int n,k;
    cin>>n>>k;
    for(int i=1;i<=n-k+1;i++){
        cin>>x[i];
    }
    n=min(n,42ll);
    int cnt=0;
    for(int i=0;i<(1<<k);i++){
        deque<int>dq;
        for(int j=0;j<k;j++){
            if(i & (1<<j))dq.pb(1);
            else dq.pb(0);
        }
        bool u=1;
        for(int j=1;j<=n-k+1;j++){
            int s=0;
            for(auto p:dq)s+=p;
            if(s!=x[j])u=0;
            if(x[j]!=x[j+1]){
                dq.pb(dq[0]^1);
            }
            else{
                dq.pb(dq[0]);
            }
            dq.pop_front();
        }
        cnt+=u;
    }
    cout<<cnt;
}

• Subtask 1: 3 / 3
• Subtask 2: 3 / 3
• Subtask 3: 0 / 4
• Subtask 4: 0 / 4
• Subtask 5: 0 / 4
• Subtask 6: 0 / 7