제출 #1260727

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1260727		hoa208	Just Long Neckties (JOI20_ho_t1)	C++20	9 / 100	135 ms	504 KiB

ho_t1

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define FOR(i, a, b) for (int i = (a), _b = (b); i <= _b; i++)
#define FORD(i, b, a) for (int i = (b), _a = (a); i >= _a; i--)
#define pa pair<ll, ll>
#define fi first
#define se second
#define bit(mask, j) ((mask >> j) & 1)
#define t_test int t;cin >> t;while(t--)
const   ll mod = 1e9 + 7;
const   ll INF = 1e18;
inline  void adm(ll &x){if(x>=mod)x%=mod;else if(x<0)x+=mod;}
//--------------------------------------------------------------------
const ll N = 2003;
ll a[N], b[N];
ll n;
ll c[N];
void hbmt() {
    cin >> n;
    FOR(i, 1, n + 1) {
        cin >> a[i];        
    }
    FOR(i, 1, n) {
        cin >> b[i];
    }
    sort(b + 1, b + n + 1);
    FOR(i, 1, n + 1) {
        ll _n = 0;
        FOR(j, 1, n + 1) {
            if(j != i) c[++_n] = a[j];
        }
        sort(c + 1, c + n + 1);
        ll ans = 0;
        FOR(j, 1, n) {
            ans = max(c[j] - b[j], ans);
        }
        cout << ans << ' ' ;
    }
}

int main() {
    
    ios_base::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
    
    if(fopen("hbmt.inp", "r")) {
        freopen("hbmt.inp", "r", stdin);
        freopen("hbmt.out", "w", stdout);
    }
    
    // t_test 
    hbmt();
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

ho_t1.cpp: In function 'int main()':
ho_t1.cpp:48:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   48 |         freopen("hbmt.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
ho_t1.cpp:49:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   49 |         freopen("hbmt.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

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