Submission #1213367

#	Time	Username	Problem	Language	Result	Execution time	Memory
1213367		fadak-14	Circle Passing (EGOI24_circlepassing)	C++20	31 / 100	784 ms	118168 KiB

Main

#include <bits/stdc++.h>
#define ll long long
#define db double
#define ld long double
#define endl '\n'
#define eb emplace_back 
#define em emplace
#define pb push_back
#define pf push_front
#define pp pop_back
#define fr first
#define sc second
#define sz size
#define ir insert
using namespace std;
const ll md =1e9 + 7;
const ll mx = 1e9 ;
signed main() { 
    ios::sync_with_stdio(0);
    cin.tie(0); cout.tie() ;
    ll n , m , q ,a , b ;
    cin >> n >> m >> q ;
    set<ll>s ;
    while(m--) {
        cin >> a ;
        s.ir(a - n) ; 
        s.ir(a - 2 * n) ;
        s.ir(a) ;
        s.ir(a + n) ;
        s.ir(a + 2 * b) ;
        s.ir(a + 3 *n) ;
    }
    while(q--) {
        cin >>a >> b;
        if(a >b) b += 2 * n ;
        ll ans = min(b - a ,  a - b + 2 * n) ;
        auto it = s.lower_bound(a) ;
        ans = min(ans ,abs(*it + n - b) + abs(*it - a) + 1) ;
        it-- ;
        ans = min(ans, abs(*it + n-b) + abs(*it - a) + 1) ;
        cout << ans << endl ;
    }

    return 0;
}  

• Subtask 1: 14 / 14
• Subtask 2: 0 / 20
• Subtask 3: 0 / 22
• Subtask 4: 17 / 17
• Subtask 5: 0 / 27