제출 #313999

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
313999		keta_tsimakuridze	커다란 상품 (IOI17_prize)	C++14	컴파일 에러	0 ms	0 KiB

prize

#include "prize.h"
int l,r,mid,mx,ind,le,idx;
int find_best(int n) {
	for(int i = 0; i < min(500,n); i++) {
		std::vector<int> res = ask(i);
		if(res[0] + res[1] == 0)
			return i;
		if(mx<=res[0]+res[1]) mx=res[0]+res[1],ind=i,le=res[0];
	}
	while(true){
		int l=ind+1;
		int r=n-1;
		while(l<=r){
			int mid=(l+r)/2;
			std::vector<int> res= ask(mid);
			if(res[0]+res[1]==0) return mid;
			if(res[0]+res[1]==mx && le==res[0]) {
			l=mid+1;
			}else{
				if(res[0]+res[1]!=mx)idx=mid;
				r=mid-1;
			}
		}
		while(true){
			idx++;
			std::vector<int> res= ask(idx);
			if(res[0]+res[1]==mx){
			 ind=idx;le=res[0];break;}
			if(res[0]+res[1]==0) return idx;
		}
	}
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

prize.cpp: In function 'int find_best(int)':
prize.cpp:4:21: error: 'min' was not declared in this scope; did you mean 'std::min'?
    4 |  for(int i = 0; i < min(500,n); i++) {
      |                     ^~~
      |                     std::min
In file included from /usr/include/c++/9/vector:60,
                 from prize.h:1,
                 from prize.cpp:1:
/usr/include/c++/9/bits/stl_algobase.h:246:5: note: 'std::min' declared here
  246 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~