Submission #1151045

#	Time	Username	Problem	Language	Result	Execution time	Memory
1151045		nguyn	Just Long Neckties (JOI20_ho_t1)	C++20	0 / 100	0 ms	320 KiB

ho_t1

#include <bits/stdc++.h>
using namespace std;

#define ll long long 
#define F first
#define S second
#define pb push_back 
#define pii pair<int,int>

const int N = 2e5 + 5;

int n;
int a[N], b[N]; 
int pre[N], suf[N]; 

signed main(){
    ios_base::sync_with_stdio(false) ; 
    cin.tie(0) ; cout.tie(0) ; 
    if (fopen("INP.INP" ,"r")) {
        freopen("INP.INP" ,"r" , stdin) ;
        freopen("OUT.OUT" , "w" , stdout) ;
    }
    cin >> n;
    for (int i = 1; i <= n + 1; i++) {
    	cin >> a[i];
    }
    for (int i = 1; i <= n; i++) {	
    	cin >> b[i]; 	
    }
    sort(a + 1, a + 2 + n);
    sort(b + 1, b + 1 + n); 
    for (int i = 1; i <= n; i++) {
    	pre[i] = max(pre[i - 1], a[i] - b[i]); 
    }
    for (int i = n; i >= 1; i--) {
    	suf[i] = max(suf[i + 1], a[i + 1] - b[i]); 
    }
    for (int i = 1; i <= n + 1; i++) {
    	cout << max(pre[i - 1], suf[i]) << ' '; 
    }
}

Compilation message (stderr)

ho_t1.cpp: In function 'int main()':
ho_t1.cpp:20:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |         freopen("INP.INP" ,"r" , stdin) ;
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
ho_t1.cpp:21:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   21 |         freopen("OUT.OUT" , "w" , stdout) ;
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

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