제출 #621511

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
621511	2022-08-03 23:39:29	resting	사탕 분배 (IOI21_candies)	C++17	100 / 100	549 ms	69620 KiB

candies

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#include "candies.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define inf 0x7FFFFFFF
#define ff first
#define ss second
struct info {
    ll mn, mx, sm, mnp, mxp;
    info() : mn(inf), mx(-inf), sm(0), mnp(-1), mxp(-1){};
    info(ll p) : mn(inf), mx(-inf), sm(0), mnp(p), mxp(p){};
    info(ll v, ll p) : mn(v), mx(v), sm(v), mnp(p), mxp(p){};
};
struct node {
    ll l, r;  // mleft, right
    info d;
    node() : node(-1, -1){};
    node(ll l, ll r) : l(l), r(r){};
};
struct st {
    vector<node> t;
    const ll n;
    st(ll n) : t(n * 4), n(n) { build(0, n - 1, 0); }
    void build(ll l, ll r, ll x) {
        t[x] = node(l, r);
        if (l == r) t[x].d = info(l);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

candies.cpp: In member function 'void st::build(long long int, long long int, long long int)':
candies.cpp:32:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   32 |         ll m = l + r >> 1;
      |                ~~^~~

• Subtask 1: 3 / 3
• Subtask 2: 8 / 8
• Subtask 3: 27 / 27
• Subtask 4: 29 / 29
• Subtask 5: 33 / 33