Submission #1029387

#	Time	Username	Problem	Language	Result	Execution time	Memory
1029387		XJP12	Boxes with souvenirs (IOI15_boxes)	C++14	Compilation error	0 ms	0 KiB

boxes

#include <bits/stdc++.h>
using namespace std;
typedef vector<int> vi;
int delivery(int n, int k, int l, vi positions){
	if(k==1){
		int ans=0;
		for(int i=0; i<n; i++){
			ans+=min(positions[i],n-positions[i])*2;
		}
		return ans;
	}
	if(k==n){
		vi pos;
		set<int> z;
		for(int i=0; i<n; i++){
			int size=(int)z.size();
			z.insert(positions[i]);
			if((int)z.size()!=size){
				pos.push_back(positions[i]);
			}
		}
		int x = (int)(lower_bound(pos.begin(), pos.end(), l/2) - pos.begin());
		int y = (int)(upper_bound(pos.begin(), pos.end(), l/2) - pos.begin());
		x--;
		int ans=0;
		ans+=pos[x]*2;
		ans+=(n-pos[y])*2;
		ans=min(l, ans);
		return ans;
	}
	return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cc2U97qw.o: in function `main':
grader.c:(.text.startup+0x1ef): undefined reference to `delivery(int, int, int, int*)'
collect2: error: ld returned 1 exit status