Submission #1121482

#	Time	Username	Problem	Language	Result	Execution time	Memory
1121482		vjudge1	Stranded Far From Home (BOI22_island)	C++17	0 / 100	6 ms	5164 KiB

island

#include <bits/stdc++.h>

#define ll long long
#define all(x) x.begin(), x.end()
#define in insert
#define F first
#define S second
#define ppf pop_front
#define pb push_back
#define ppb pop_back
#define pf push_front
#define pii pair <int, int>
#define pll pair <ll, ll>
#define boost() ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define sz(x) (int)x.size()

using namespace std;

const int N = 2e5+123;
const ll mod = 1e9+7;

vector<int> g[N];

void solve() {
    int n,m;
    cin >> n >> m;
    int a[n+1];
    
    for(int i=1 ; i <= n ; i++){
        cin >> a[i];
    }
    
    for(int i=1 ; i <= m ; i++){
        int v,u;
        cin >> v >> u;
        g[u].pb(v);
        g[v].pb(u);
    }
    
    char ans[n+1];
    
    for(int i=n-1 ; i >= 1 ; i--){
        if(a[i] == a[i+1]){
            ans[i]='1';
            ans[i+1]='1';
            a[i]*=2;
        } else{
            ans[i]='0';
        }
    }
    
    for(int i=1 ; i <= n ; i++){
        cout << ans[i];
    }
    
}
/*
4 3 
4 3 1 1 
1 2 
2 3 
3 4 
*/
signed main() {
    boost();
    int tt=1;
    //cin >> tt;
    while (tt--) {
        solve();
    }
    return 0;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 30
• Subtask 5: 0 / 35