제출 #131495

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
131495	2019-07-17 08:17:49	20160161simone	커다란 상품 (IOI17_prize)	C++14	20 / 100	78 ms	2168 KiB

prize

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#include<iostream>
#include<cstring>
#include<cstdio>
#include<vector>
#include<ctime>
#include<cstdlib>
#include<algorithm>
#include "prize.h"
using namespace std;
vector<int> res;
#define Maxn 200010
bool flag[Maxn];
int ans[Maxn][2];
int maxv=0,pos;
int answer;
void Ask(int x){
    if(flag[x])return;
    flag[x]=true;
    res=ask(x);
    ans[x][0]=res[0];ans[x][1]=res[1];
}
void solve(int l,int r,int ed,int val){
    if(l==r){
        Ask(l);
        if(ans[l][0]==0&&ans[l][1]==0)answer=l;
        return;
    }
    int mid=(l+r)>>1;
    if(ed==-1){
        solve(l,mid,ed,mid-l+1);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

prize.cpp: In function 'int find_best(int)':
prize.cpp:64:9: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized]
     int last;
         ^~~~

• Subtask 1: 20 / 20
• Subtask 2: 0 / 80