Submission #890719

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
890719	2023-12-21 19:31:31	NotLinux	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++17	100 / 100	2597 ms	255228 KiB

sortbooks

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#include <bits/stdc++.h>
using namespace std;
const int N = (1 << 20) + 7;
const int inf = 2e9 + 7;
// bool debug_mode = 0;
inline int closest(vector < int > &v , int x){
    auto it = lower_bound(v.begin() , v.end() , x);
    if(it == v.begin()){
        return -1;
    }
    else{
        return *(--it);
    }
}
struct MergeSortTree{
    vector < int > tree[2*N];
    int sz;
    void merge(vector < int > &a , vector < int > &b , vector < int > &c){
        int pa = 0 , pb = 0;
        while(pa != (int)a.size() or pb != (int)b.size()){
            if(pa == (int)a.size()){
                c.push_back(b[pb++]);
            }
            else if(pb == (int)b.size()){
                c.push_back(a[pa++]);
            }
            else{
                if(a[pa] < b[pb]){
                    c.push_back(a[pa++]);
                }
 
 
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Compilation message (stderr)

sortbooks.cpp: In function 'void solve()':
sortbooks.cpp:123:22: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  123 |     while(arr.size() < n){
      |           ~~~~~~~~~~~^~~

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