Submission #489355

#	Time	Username	Problem	Language	Result	Execution time	Memory
489355		SlavicG	선물상자 (IOI15_boxes)	C++17	Compilation error	0 ms	0 KiB

boxes

#include "bits/stdc++.h"
#include "boxes.h"
using namespace std;
 
#define ll long long
 
#define       forn(i,n)              for(int i=0;i<n;i++)
#define          all(v)              v.begin(), v.end()
#define         rall(v)              v.rbegin(),v.rend()
 
#define            pb                push_back
#define          sz(a)               (int)a.size()

int delievery(int n, int k, int l, int positions[]){
    vector<ll> dpl(n + 5, 1e18), dpr(n + 5, 1e18);
    dpl[0] = 0;
    for(int i = 1;i <= n; ++i){
        dpl[i] = dpl[max(0, i - k)] + 2 * positions[i - 1];
    }

    dpr[n + 1] = 0;
    for(int i = n;i >= 1; --i){
        dpr[i] = dpr[min(n + 1, i + k)] + 2 * (l - positions[i - 1]);
    }

    ll ans = 1e18;

    for(int i = 0;i <= n; ++i){
        ans = min(ans, dpl[i] + dpr[i]);
        ans = min(ans, dpl[i] + dpr[min(n + 1, i + 1 + k)] + l);
    }

    return ans;
}

Compilation message (stderr)

boxes.cpp: In function 'int delievery(int, int, int, int*)':
boxes.cpp:33:12: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   33 |     return ans;
      |            ^~~
/usr/bin/ld: /tmp/ccNFjRR1.o: in function `main':
grader.c:(.text.startup+0x1ef): undefined reference to `delivery(int, int, int, int*)'
collect2: error: ld returned 1 exit status