Submission #412851

#	Time	Username	Problem	Language	Result	Execution time	Memory
412851		Ahmadsm2005	Mechanical Doll (IOI18_doll)	C++14	Compilation error	0 ms	0 KiB

doll

//#include "doll.h"
#include "grader.cpp"
#include<bits/stdc++.h>
using namespace std;
void create_circuit(int M,vector<int>A){
int N = A.size();
vector<int> C(M + 1);
C[0] = -1;
for (int i = 1; i <= M; ++i) {
C[i] = -1;
}
vector<int>X,Y;
string s;
while(N){
s+=('0'+N%2);
N/=2;
}
reverse(s.begin(),s.end());
for(int i=0;i<s.size();i++){
if(s[i]=='1')
X.push_back(1);
else
X.push_back(-1);
if(i+1!=s.size())
Y.push_back((-i)-2);
}
Y.push_back(0);
/*for(int i=0;i<X.size();i++)
cout<<X[i]<<' ';
cout<<endl;
for(int i=0;i<Y.size();i++)
cout<<Y[i]<<' ';*/
answer(C, X, Y);
}

Compilation message (stderr)

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:19:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 | for(int i=0;i<s.size();i++){
      |             ~^~~~~~~~~
doll.cpp:24:7: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 | if(i+1!=s.size())
      |    ~~~^~~~~~~~~~
/usr/bin/ld: /tmp/ccNLdC0r.o: in function `answer(std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)':
grader.cpp:(.text+0x1f0): multiple definition of `answer(std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'; /tmp/ccqmAPct.o:doll.cpp:(.text+0x1f0): first defined here
/usr/bin/ld: /tmp/ccNLdC0r.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccqmAPct.o:doll.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status