Submission #1219886

#	Time	Username	Problem	Language	Result	Execution time	Memory
1219886		islam_2010	Arranging Shoes (IOI19_shoes)	C++20	Compilation error	0 ms	0 KiB

shoes

#include "shoes.h" 
#include <bits/stdc++.h>
using namespace std;

int count_swaps(vector<int> s){
    int n = s.size();
    if(n==2){
        if(s[0]<0){
            return 1;
        }
    }return 0;
}

Compilation message (stderr)

shoes.cpp:5:5: error: ambiguating new declaration of 'int count_swaps(std::vector<int>)'
    5 | int count_swaps(vector<int> s){
      |     ^~~~~~~~~~~
In file included from shoes.cpp:1:
shoes.h:7:11: note: old declaration 'long long int count_swaps(std::vector<int>)'
    7 | long long count_swaps(std::vector<int> S);
      |           ^~~~~~~~~~~