제출 #820900

#제출 시각아이디문제언어결과실행 시간메모리
820900ZHIRDILBILDIZ커다란 상품 (IOI17_prize)C++14
20 / 100
3029 ms4996 KiB
#include<bits/stdc++.h> #include "prize.h" using namespace std ; const int N = 2e5 ; int cnt ; vector<int> all[N] ; //vector<int> ask(int ind) //{ // cnt++ ; // vector<int> v(2) ; // cout << "? " << ind << '\n' ; // cin >> v[0] >> v[1] ; // return v ; //} int find_best(int n) { int ind = 0, gl = 0, gr = n ; while(ind < gr) { ind = gl ; vector<int> abu = all[ind] ; if(!abu.size()) { cnt++ ; abu = ask(ind) ; all[ind] = abu ; } if(cnt == 10000) { while(true) { } } if(!abu[0] && !abu[1]) return ind ; int l = ind, r = gr ; while(l + 1 < r) { int mid = (l + r) / 2 ; vector<int> now = all[mid] ; if(!now.size()) { cnt++ ; now = ask(mid) ; all[mid] = now ; } if(cnt == 10000) { while(true) { } } if(!now[0] && !now[1]) return mid ; else { if(!now[0]) { gl = mid + 1 ; break ; } if(!now[1]) { gr = mid ; break ; } if(now[0] == abu[0] && now[1] == abu[1]) l = mid ; else r = mid ; } } ind = l + 1 ; } } //signed main() //{ // int n ; // cin >> n ; // cout<<find_best(n) ; // return 0 ; //}

컴파일 시 표준 에러 (stderr) 메시지

prize.cpp: In function 'int find_best(int)':
prize.cpp:75:1: warning: control reaches end of non-void function [-Wreturn-type]
   75 | }
      | ^
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