Submission #5818789


Source Code Expand

#include<iostream>
using namespace std;
long long a,b,k;
int main()
{
    cin>>k>>a>>b;
    if(k<=a)cout<<"1"<<endl;
    else if(a<=b) cout<<"-1"<<endl; 
    else cout<<((k-a)/(a-b)+bool((k-a)%(a-b)))<<1|1)<<endl;
    return 0;
}

Submission Info

Submission Time
Task A - Kaiden
User luogu_bot5
Language C++14 (GCC 5.4.1)
Score 0
Code Size 239 Byte
Status CE

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:50: error: no match for ‘operator|’ (operand types are ‘std::basic_ostream<char>’ and ‘int’)
     else cout<<((k-a)/(a-b)+bool((k-a)%(a-b)))<<1|1)<<endl;
                                                  ^
./Main.cpp:9:50: note: candidate: operator|(int, int) <built-in>
./Main.cpp:9:50: note:   no known conversion for argument 1 from ‘std::basic_ostream<char>’ to ‘int’
In file included from /usr/include/c++/5/ios:42:0,
                 from /usr/include/c++/5/ostream:38,
                 from /usr/include/c++/5/iostream:39,
                 from ./Main.cpp:1:
/usr/include/c++/5/bits/ios_base.h:87:3: note: candidate: constexpr std::_Ios_Fmtflags std::operator|(std::_Ios_Fmtflags, std::_Ios_Fmtflags)
   operator|(_Ios_Fmtflags __a, _Ios_Fmtflags __b)
   ^
/usr/include/c++/5/bits/ios_base.h:87:3: note:   no known conversion for argument 1 from ‘std::basic_ostream<char>’ to ‘std::_Ios_Fmtflags’
/usr/include/c++/5/bits/ios_base.h:129:3: note: candidate: constexpr...