제출 #132498

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
132498	2019-07-19 04:53:56	tlwpdus	Cat in a tree (BOI17_catinatree)	C++11	100 / 100	139 ms	19140 KiB

catinatree

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#include <bits/stdc++.h>
using namespace std;
const int INF = 0x3f3f3f3f;
int n, d;
vector<int> lis[200100];
int st[200100], en[200100], par[200100], dep[200100];
int tree[530000];
const int key = 262144;
void init() {
    for (int i=0;i<key*2;i++) tree[i] = INF;
}
void upd(int s, int e, int val) {
    s += key; e += key;
    while(s<=e) {
        if (s&1) tree[s] = min(tree[s],val);
        if (~e&1)tree[e] = min(tree[e],val);
        s = (s+1)/2;
        e = (e-1)/2;
    }
}
int getv(int idx) {
    int ans = INF;
    idx+=key;
    while(idx) {
        ans = min(ans,tree[idx]);
        idx/=2;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

catinatree.cpp: In function 'int main()':
catinatree.cpp:45:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&d);
     ~~~~~^~~~~~~~~~~~~~
catinatree.cpp:48:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&p);
         ~~~~~^~~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 40 / 40
• Subtask 3: 49 / 49