Submission #763017

#	Time	Username	Problem	Language	Result	Execution time	Memory
763017		vjudge1	Just Long Neckties (JOI20_ho_t1)	C++17	0 / 100	0 ms	340 KiB

ho_t1

#ifdef MINHDEPTRAI

#include "/Library/Developer/CommandLineTools/usr/include/c++/v1/bits/stdc++.h"  
#include <chrono>
#define __gcd(a, b) gcd(a, b)
using namespace std ::chrono;
#else 
#include <bits/stdc++.h>
#endif

using namespace std;
#define foru(i, a, b) for(int i = a; i <= b; ++i)
#define ford(i, a, b) for(int i = a; i >= b; --i)
#define IOS ios_base:: sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define mp(a, b) make_pair(a, b)
#define endl '\n'

#define int long long
const int maxN = 1e6+ 5;
const int mod = 998244353;
const long long inf = 1e17;
int n, arr[maxN], b[maxN];
int prefix[maxN], suffix[maxN];
bool used[maxN];
signed main(){
    // freopen("input.txt", "r", stdin);
    // freopen("output2.txt", "w", stdout);
    // input
    IOS
    cin >> n;
    foru(i, 1, n + 1) {
        cin >> arr[i];
    }

    foru(i, 1, n){
        cin >> b[i];
    }
    sort(arr + 1, arr + 2 + n);
    sort(b + 1, b + 1 + n);
    prefix[0] = 0;

    foru(i, 1, n){
        prefix[i] = max( prefix[i - 1],  arr[i] - b[i]); 
    }
    suffix[n + 1] = 0;

    ford(i, n, 1){
        suffix[i] = max(suffix[i + 1],  arr[i + 1] - b[i]);
    }

    int ans = 0;
    foru(i, 1, n + 1){
        cout << max(prefix[i - 1], suffix[i]) << " ";
    }
    
}

Compilation message (stderr)

ho_t1.cpp: In function 'int main()':
ho_t1.cpp:52:9: warning: unused variable 'ans' [-Wunused-variable]
   52 |     int ans = 0;
      |         ^~~

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