Submission #1123161

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1123161	2024-12-02 10:32:56	crafticat	The short shank; Redemption (BOI21_prison)	C++20	0 / 100	1 ms	324 KiB

prison

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#include <bits/stdc++.h>
using namespace std;
#define F0R(i, n) for (ll i = 0; i < n;i++)
#define FOR(i, j, n) for (ll i = j;i < n;i++)
using ll = long long;
template<typename T>
using V = vector<T>;
using vi = V<ll>;
constexpr ll INF = 1e9 + 7;
using pi = pair<ll,ll>;
ll T;
struct Seg {
    Seg *left = nullptr, *right = nullptr;
    ll l, r, mid;
    pi v = {-INF, -INF};
    ll lazy = 0;
    void push() {
        if (lazy == 0) return;
        if (r -l >1) {
            left->lazy += lazy;
            right->lazy += lazy;
        }
        v.first += lazy;
        lazy = 0;
    }
 
 
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