Submission #828011

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
828011	2023-08-17 01:22:47	jlallas384	Wall (IOI14_wall)	C++17	100 / 100	888 ms	224608 KiB

wall

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#include <bits/stdc++.h>
#include "wall.h"
using namespace std;
struct Seg{
    int l,r;
    Seg(): l(0), r(100000){}
    Seg(int l, int r): l(l), r(r){}
    void apply(Seg oth){
        if(r < oth.l){
            l = r = oth.l;
        }else if(oth.r < l){
            l = r = oth.r;
        }else{
            l = max(l, oth.l);
            r = min(r, oth.r);
        }
    }
};
struct Tree{
    Tree *lc, *rc;
    Seg val;
    int l, r;
    Tree(int l, int r): l(l), r(r){
        if(l == r) val = Seg(0, 0);
        else{
            int m = (l + r) / 2;
            lc = new Tree(l, m), rc = new Tree(m + 1, r);
        }
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 29 / 29
• Subtask 4: 39 / 39