Submission #147381

#	Time	Username	Problem	Language	Result	Execution time	Memory
147381		mosiashvililuka	Arranging Shoes (IOI19_shoes)	C++17	Compilation error	0 ms	0 KiB

shoes

#include<bits/stdc++.h>
#include "grader.cpp"
using namespace std;
long long a,b,c,d,e,f[200009];
long long count_swaps(int N, int S[]){
	a=N*2;
	for(b=1; b<=a; b++) f[b]=S[b-1];
	if(f[1]<0) return 0; else return 1;
	return 0;
}

Compilation message (stderr)

/tmp/ccfMi9Df.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/cc2WOrkS.o:shoes.cpp:(.text.startup+0x0): first defined here
/tmp/cc2WOrkS.o: In function `main':
shoes.cpp:(.text.startup+0x282): undefined reference to `count_swaps(std::vector<int, std::allocator<int> >)'
/tmp/ccfMi9Df.o: In function `main':
grader.cpp:(.text.startup+0x282): undefined reference to `count_swaps(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status