Submission #868500

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
868500	2023-10-31 15:03:11	hqminhuwu	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++14	0 / 100	4 ms	14940 KiB

sortbooks

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#include <bits/stdc++.h>
#define forr(_a,_b,_c) for(_a = (_b); _a <= (_c); ++_a)
#define ford(_a,_b,_c) for(_a = (_b) + 1; _a --> (_c);)
#define forf(_a,_b,_c) for(_a = (_b); _a < (_c); ++_a)
#define st first
#define nd second
#define ll long long
#define ull unsigned long long
#define pii pair <int,int>
#define pll pair <ll,ll>
#define piii pair <int,pii>
#define vi vector <int>
#define pb push_back
#define mp make_pair
#define all(x) begin(x),end(x)
#define file "test"
using namespace std;
const int N = 5e5 + 5;
const ll oo = 1e9;
const ll mod = 1e9 + 7;
int bit[N],n;
void update (int u, int val){
    for (; u > 0; u -= u & -u)
        bit[u] = max (bit[u],val);
}
int get (int u){
 
 
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Compilation message (stderr)

sortbooks.cpp: In function 'int main()':
sortbooks.cpp:43:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   43 |        freopen(file".inp", "r", stdin); freopen(file".out", "w", stdout);
      |        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
sortbooks.cpp:43:48: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   43 |        freopen(file".inp", "r", stdin); freopen(file".out", "w", stdout);
      |                                         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 8
• Subtask 2: 0 / 9
• Subtask 3: 0 / 13
• Subtask 4: 0 / 17
• Subtask 5: 0 / 30
• Subtask 6: 0 / 23