제출 #568985

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
568985	2022-05-26 12:05:39	Dan4Life	Happiness (Balkan15_HAPPINESS)	C++17	100 / 100	1640 ms	133260 KiB

happiness

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#include "happiness.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb push_back
#define fi first
#define se second
int IND = 0; ll mx;
vector<ll> segTree;
vector<pair<int,int>> child;
void add_node(ll v=0,int le=-1,int ri=-1){
    segTree.pb(v), child.pb({le,ri});
}
void update(ll i, ll v, int p=0, ll l=1, ll r=mx){
    if(l==r) { segTree[p]+=v; return; }
    ll mid = (l+r)/2;
    if(i<=mid){
        if(child[p].fi==-1) child[p].fi=++IND, add_node();
        update(i,v,child[p].fi,l,mid);
    }
    else{
        if(child[p].se==-1) child[p].se=++IND, add_node();
        update(i,v,child[p].se,mid+1,r);
    }
    ll le = child[p].fi==-1?0ll:segTree[child[p].fi];
    ll ri = child[p].se==-1?0ll:segTree[child[p].se];
    segTree[p] = le+ri;
}
 
 
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컴파일 시 표준 에러 (stderr) 메시지

grader.cpp: In function 'int main()':
grader.cpp:16:12: warning: unused variable 'max_code' [-Wunused-variable]
   16 |  long long max_code;
      |            ^~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 30 / 30
• Subtask 4: 40 / 40