Submission #138258

#	Time	Username	Problem	Language	Result	Execution time	Memory
138258		neki	Boxes with souvenirs (IOI15_boxes)	C++14	Compilation error	0 ms	0 KiB

boxes

#include "boxes.h"
#include <bits/stdc++.h>
#define maxn 1010000
#define loop(i, a, b) for(int i=a;i<b;i++)
using namespace std;
typedef long long ll;
ll dsp[maxn], dod[maxn], arr[maxn];

ll min (ll a, ll b){return (a<b) ? a:b;}
ll max (ll a, ll b){return (a>b) ? a:b;}

long long delivery(int N, int K, int L, int p[]) {
    loop(i, 0, N) arr[i+1]=p[i];
    dod[0]=0;dsp[N+1]=0;
    loop(i, 1, N+1) dod[i]=dod[max(0, i-k)]+2* arr[i];
    for(int i=N;i>0;i--) dsp[i]=dsp[min(N+1, i+k)]+2*(L-arr[i]);
    ll ans;
    loop(i, 0, N+1) ans=min(ans, dod[i]+dsp[i+1]);
    loop(i, 0, N-K+1) ans=min(ans, dod[i]+dsp[i+k+1]+L);
}

Compilation message (stderr)

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:15:41: error: 'k' was not declared in this scope
     loop(i, 1, N+1) dod[i]=dod[max(0, i-k)]+2* arr[i];
                                         ^
boxes.cpp:16:48: error: 'k' was not declared in this scope
     for(int i=N;i>0;i--) dsp[i]=dsp[min(N+1, i+k)]+2*(L-arr[i]);
                                                ^
boxes.cpp:19:49: error: 'k' was not declared in this scope
     loop(i, 0, N-K+1) ans=min(ans, dod[i]+dsp[i+k+1]+L);
                                                 ^
boxes.cpp:20:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^