Submission #1122399

#	Time	Username	Problem	Language	Result	Execution time	Memory
1122399		heey	Boxes with souvenirs (IOI15_boxes)	C++14	Compilation error	0 ms	0 KiB

boxes

#include<bits/stdc++.h>
#define int long long
#define f first
#define s second
#define all(x) (x).begin(), (x).end()
#define mod 1'000'000'007
#define inf 1'000'000'000'000'00
#define pb push_back
#define vvi vector<vi>
#define fst cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(false);
using namespace std;



int delivery(int n, int k, int l, int a[]){
	int res = 0;
	int d = 0;
	int i = 0;
	int j = n-1;
	while(i <= j){
		//start at zero
		//cout << i << ' ' << j << ' ' << res << '\n';
		int c = k;
		int prev = 0;
		//march left
		while(i <= j && i < n && c > 0){
			res += 2*(a[i] - prev);
			d++;
			c--;


			prev = a[i];
			i++;
			if(i != n && a[i] - prev > l - a[i]) break;
		}

		//right
		c = k;
		prev = l;
		while(i <= j && j >= 0 && c > 0){
			res += 2*(prev - a[j]);
			d++;
			c--;

			prev = a[j];
			j--;
			if(j > 0 && prev - a[j] > a[j]) break;
		}

	}



	return res;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccILk5hC.o: in function `main':
grader.c:(.text.startup+0x1ef): undefined reference to `delivery(int, int, int, int*)'
collect2: error: ld returned 1 exit status