Submission #487904

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
487904	2021-11-17 01:59:34	SirCovidThe19th	K blocks (IZhO14_blocks)	C++17	53 / 100	1095 ms	59308 KiB

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#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize ("Ofast")
#pragma GCC target ("avx,avx2")
const int mx = 1e5 + 5;
 
int n, k, A[mx]; stack<int> stk;
 
struct Node{ int mnDP, vDP, vRange; };
 
template<int sz> struct ST{
    Node seg[sz * 4]; int lz[sz * 4];
 
    inline Node comb(Node a, Node b){ 
        if (a.vDP + a.vRange > b.vDP + b.vRange) swap(a, b);
        a.mnDP = min(a.mnDP, b.mnDP);
        return a;
    }
    inline Node comb1(int i, int j){
        Node a = seg[i], b = seg[j];
        if (lz[i]) a.vDP = a.mnDP, a.vRange = lz[i];
        if (lz[j]) b.vDP = b.mnDP, b.vRange = lz[j];
        return comb(a, b);
    }
    inline void push(int l, int r, int i){
        if (!lz[i]) return;
        seg[i].vRange = lz[i];
        if (l != r) lz[i * 2] = lz[i * 2 + 1] = lz[i];
 
 
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• Subtask 1: 14 / 14
• Subtask 2: 18 / 18
• Subtask 3: 21 / 21
• Subtask 4: 0 / 47