Submission #737001

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
737001	2023-05-06 12:23:27	nguyentunglam	Advertisement 2 (JOI23_ho_t2)	C++17	100 / 100	223 ms	14820 KiB

Main

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#include<bits/stdc++.h>
#define fi first
#define se second
#define endl "\n"
#define ii pair<int, int>
using namespace std;
const int N = 5e5 + 10;
int x[N], e[N], n;
vector<pair<int, int> > v;
struct BIT {
    int bit[N];
    void up(int pos, int val) {
        while (pos <= n) {
            bit[pos] = max(bit[pos], val);
            pos += pos & -pos;
        }
    }
    int get(int pos) {
        int ret = -2e9;
        while (pos) {
            ret = max(ret, bit[pos]);
            pos -= pos & -pos;
        }
        return ret;
    }
} bit[2];
int main() {
    #define task ""
    cin.tie(0) -> sync_with_stdio(0);
    if (fopen ("task.inp", "r")) {
 
 
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Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:31:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   31 |         freopen ("task.inp", "r", stdin);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:32:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   32 |         freopen ("task.out", "w", stdout);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:35:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   35 |         freopen (task".inp", "r", stdin);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:36:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   36 |         freopen (task".out", "w", stdout);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 23 / 23
• Subtask 3: 36 / 36
• Subtask 4: 31 / 31