Submission #198907

#	Time	Username	Problem	Language	Result	Execution time	Memory
198907		kshitij_sodani	Arranging Shoes (IOI19_shoes)	C++17	Compilation error	0 ms	0 KiB

shoes

#include <iostream>
#include <bits/stdc++.h>
using namespace std;
typedef  long long int llo;
#define mp make_pair
#define pb push_back
#define a first
#define b second
//#include "shoes.h"
 
long long count_swaps(vector<int> s){
	long long n=s.size();
	if(n==1){
		if(s[0]<0){
			return 0;
		}
		else{
			return 1;
		}
	}
	return ((n*(n-1))/2);


		return 1;
 
 
 
 
}
int main(){
	return 0;
}

Compilation message (stderr)

/tmp/ccB7OtSE.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccN7CpGa.o:shoes.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status