Submission #1256155

#	Time	Username	Problem	Language	Result	Execution time	Memory
1256155		MasterDebater	A Difficult(y) Choice (BOI21_books)	C++20	Compilation error	0 ms	0 KiB

books

#include<bits/stdc++.h>
using namespace std;
#define ll long long
ll skim(int i){
}
void answer(vector<int>v){
}
void impossible(){
}
int binary_search(int lo,int hi,ll a){
	int res=0;
	while(lo<=hi){
		int mid=(lo+hi)/2;
		if(skim(mid)<=a)res=mid,lo=mid+1;
		else hi=mid-1;
	}
	return res;
}
void solve(int N,int K,ll A,int S){
	int L=binary_search(1,N,A-1);
	int R=binary_search(1,N,2*A);
	if(R-L>=K){
		vector<int>ans;
		for(int i=L+1;i<=L+K;i++)ans.push_back(i);
		answer(ans);
	}
	impossible();
	return;
}
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	
	return 0;
}

Compilation message (stderr)

books.cpp: In function 'long long int skim(int)':
books.cpp:5:1: warning: no return statement in function returning non-void [-Wreturn-type]
    5 | }
      | ^
/usr/bin/ld: /tmp/ccpZEUav.o: in function `answer(std::vector<int, std::allocator<int> >)':
grader.cpp:(.text+0xa0): multiple definition of `answer(std::vector<int, std::allocator<int> >)'; /tmp/cc525q1H.o:books.cpp:(.text+0x0): first defined here
/usr/bin/ld: /tmp/ccpZEUav.o: in function `impossible()':
grader.cpp:(.text+0x160): multiple definition of `impossible()'; /tmp/cc525q1H.o:books.cpp:(.text+0x10): first defined here
/usr/bin/ld: /tmp/ccpZEUav.o: in function `skim(int)':
grader.cpp:(.text+0x1a0): multiple definition of `skim(int)'; /tmp/cc525q1H.o:books.cpp:(.text.unlikely+0x0): first defined here
/usr/bin/ld: /tmp/ccpZEUav.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cc525q1H.o:books.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status