Submission #533808

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
533808	2022-03-07 10:33:14	RaresFelix	Crossing (JOI21_crossing)	C++17	26 / 100	1746 ms	82288 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
#define LT(x) ((x) == 'I' ? 2 : (x) == 'O')
#define CMB(x, y) ((x) == (y) ? (x) : 3 - ((x) + (y)))
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
#define MN 207171
int n, q;
vector<int> C[9], P;
struct SL {
    vector<int> B;
    int Vl[4 * MN], Eq[4 * MN], Lz[4 * MN];
    void bld(int u, int s, int d) {
        if(s == d) {
            Vl[u] = B[s];
            Eq[u] = (B[s] == P[s]);
            return;
        }
        bld(u * 2, s, (s + d) / 2);
        bld(u * 2 + 1, (s + d) / 2 + 1, d);
        Vl[u] = (Vl[u * 2] == Vl[u * 2 + 1] ? Vl[u * 2] : -1);
        Eq[u] = Eq[u * 2] && Eq[u * 2 + 1];
    }
    SL(vector<int> B) : B(std::move(B)){
        bld(1, 0, n-1);
    }
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 23 / 23
• Subtask 3: 0 / 23
• Subtask 4: 0 / 51