제출 #1077953

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1077953	2024-08-27 11:01:44	azberjibiou	Minerals (JOI19_minerals)	C++17	100 / 100	49 ms	3756 KiB

minerals

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#include "minerals.h"
#include <bits/stdc++.h>
using namespace std;
 
int ret;
void solv(vector <int> v1, vector <int> v2, int in1, int in2){
    int sz=v2.size();
    if(sz==1){
        Answer(v1[0], v2[0]);
        return;
    }
    std::random_shuffle(v1.begin(), v1.end());
    vector <int> v11, v12, v21, v22;
    int mid=(int)(sz*0.45+0.5);
    for(int i=0;i<mid;i++) ret=Query(v1[i]), v11.push_back(v1[i]);
    for(int i=mid;i<sz;i++) v12.push_back(v1[i]);
    int cur;
    for(int i=0;i<sz;i++){
        if(v11.size()==v21.size() || v12.size()==v22.size()){
            cur=i;
            break;
        }
        int nr=Query(v2[i]);
        if(nr==ret){
            if(in1==1) v22.push_back(v2[i]);
            else v21.push_back(v2[i]);
        }
        else{
            if(in1==1) v21.push_back(v2[i]);
            else v22.push_back(v2[i]);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

minerals.cpp: In function 'void solv(std::vector<int>, std::vector<int>, int, int)':
minerals.cpp:17:9: warning: 'cur' may be used uninitialized in this function [-Wmaybe-uninitialized]
   17 |     int cur;
      |         ^~~

• Subtask 1: 6 / 6
• Subtask 2: 25 / 25
• Subtask 3: 9 / 9
• Subtask 4: 30 / 30
• Subtask 5: 5 / 5
• Subtask 6: 5 / 5
• Subtask 7: 5 / 5
• Subtask 8: 5 / 5
• Subtask 9: 10 / 10