제출 #832855

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
832855	2023-08-21 15:59:58	_martynas	Progression (NOI20_progression)	C++11	100 / 100	1394 ms	97596 KiB

Progression

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#include <iostream>
#include <vector>
using namespace std;
using ll = long long;
#warning change mxn
const int mxn = 3e5+5;
struct Node {
    int len = 0;
    ll dl = 0, dr = 0;
    ll diffl = 0, diffr = 0;
    int lenl = 0, lenr = 0, best = 1;
    bool set_tag = false;
    ll s = 0, c = 0;
};
Node merge(Node lhs, Node rhs) {
    Node res{};
    res.best = max(lhs.best, rhs.best);
    ll diff = rhs.dl-lhs.dr;
    res.best = max(res.best, (diff == lhs.diffr ? lhs.lenr : 1)+(diff == rhs.diffl ? rhs.lenl : 1));
    if(lhs.len == 1) lhs.diffl = diff, lhs.lenl = 1;
    if(rhs.len == 1) rhs.diffr = diff, rhs.lenr = 1;
    res.lenl = lhs.lenl + (diff == lhs.diffl && lhs.lenl == lhs.len ? (diff == rhs.diffl ? rhs.lenl : 1) : 0);
    res.lenr = rhs.lenr + (diff == rhs.diffr && rhs.lenr == rhs.len ? (diff == lhs.diffr ? lhs.lenr : 1) : 0);
    res.best = max(res.best, max(res.lenl, res.lenr));
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Progression.cpp:8:2: warning: #warning change mxn [-Wcpp]
    8 | #warning change mxn
      |  ^~~~~~~

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