Submission #832144

#	Time	Username	Problem	Language	Result	Execution time	Memory
832144		makanhulia	Arranging Shoes (IOI19_shoes)	C++17	Compilation error	0 ms	0 KiB

shoes

#include<bits/stdc++.h>
#define ll long long
#define fi first
#define se second
#define pb push_back
#define pqueue priority_queue
#define int long long
#define pii pair<int,int>
#define supercepat ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(0);
//GA AC GA LAKI
using namespace std;
int tc,ans=0,n;
main(){
  supercepat;
}

Compilation message (stderr)

shoes.cpp:13:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   13 | main(){
      | ^~~~
/usr/bin/ld: /tmp/ccqOd1xo.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccCFo6So.o:shoes.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccqOd1xo.o: in function `main':
grader.cpp:(.text.startup+0x2a8): undefined reference to `count_swaps(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status