Submission #1160009

#	Time	Username	Problem	Language	Result	Execution time	Memory
1160009		hainam2k9	Just Long Neckties (JOI20_ho_t1)	C++20	0 / 100	0 ms	324 KiB

ho_t1

#include <bits/stdc++.h>
#define tt cin.tie(0), cout.tie(0), ios_base::sync_with_stdio(0)
#define fo freopen((NAME+".INP").c_str(), "r", stdin), freopen((NAME+".OUT").c_str(), "w", stdout)
#define ll long long
#define ull unsigned long long
#define i128 __int128
#define db long double
#define sz(a) ((int)(a).size())
#define pb emplace_back
#define pf emplace_front
#define pob pop_back
#define pof pop_front
#define lb lower_bound
#define ub upper_bound
#define fi first
#define se second
#define ins emplace
#define mp make_pair
using namespace std;
const int MOD = 1e9+7, MAXN = 2e5+5;
const string NAME = "";
int n,b[MAXN],pre[MAXN],suf[MAXN],rs[MAXN];
pair<int,int> a[MAXN];
int main()
{
    tt;
    if(fopen((NAME + ".INP").c_str(), "r")) fo;
    cin >> n;
    for(int i = 1; i<=n+1; ++i)
        cin >> a[i].fi, a[i].se=i;
    for(int i = 1; i<=n; ++i)
        cin >> b[i];
    sort(a+1,a+n+2), sort(b+1,b+n+1);
    for(int i = 1; i<=n; ++i)
        pre[i]=max(pre[i-1],abs(a[i].fi-b[i]));
    for(int i = n+1; i>1; --i)
        suf[i]=max(suf[i+1],abs(a[i].fi-b[i-1]));
    for(int i = 1; i<=n+1; ++i)
        rs[a[i].se]=max(pre[i-1],suf[i+1]);
    for(int i = 1; i<=n+1; ++i)
        cout << rs[i] << " ";
}

Compilation message (stderr)

ho_t1.cpp: In function 'int main()':
ho_t1.cpp:3:19: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    3 | #define fo freopen((NAME+".INP").c_str(), "r", stdin), freopen((NAME+".OUT").c_str(), "w", stdout)
      |            ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ho_t1.cpp:27:45: note: in expansion of macro 'fo'
   27 |     if(fopen((NAME + ".INP").c_str(), "r")) fo;
      |                                             ^~
ho_t1.cpp:3:63: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    3 | #define fo freopen((NAME+".INP").c_str(), "r", stdin), freopen((NAME+".OUT").c_str(), "w", stdout)
      |                                                        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ho_t1.cpp:27:45: note: in expansion of macro 'fo'
   27 |     if(fopen((NAME + ".INP").c_str(), "r")) fo;
      |                                             ^~

• Subtask 1: 0 / 1
• Subtask 2: 0 / 8
• Subtask 3: 0 / 91