Submission #1123058

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1123058	2024-12-02 07:12:03	ro9669	Room Temperature (JOI24_ho_t1)	C++20	100 / 100	84 ms	2376 KiB

Main

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#include <bits/stdc++.h>
#define fi first
#define se second
#define all(v) v.begin() , v.end()
#define sz(v) int(v.size())
#define unq(v) sort(all(v)); v.resize(unique(all(v)) - v.begin());
using namespace std;
typedef long long ll;
typedef pair<int , int> ii;
typedef pair<long long , int> lli;
const int maxN = int(5e5)+7;
int n , t , a[maxN];
void solve(){
    cin >> n >> t;
    for (int i = 1 ; i <= n ; i++){
        cin >> a[i];
        a[i] %= t;
    }
    sort(a + 1 , a + n + 1);
    int ans = (a[n] - a[1] + 1) / 2;
    for (int i = 1 ; i < n ; i++){
        ans = min(ans , (a[i] + t - a[i + 1] + 1) / 2);
    }
    cout << ans << "\n";
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:36:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   36 |         freopen(name".INP" , "r" , stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:37:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   37 |         freopen(name".OUT" , "w" , stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 5 / 5
• Subtask 3: 30 / 30
• Subtask 4: 35 / 35
• Subtask 5: 15 / 15