Submission #620059

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
620059	2022-08-02 20:43:51	fabijan_cikac	Exam (eJOI20_exam)	C++17	12 / 100	148 ms	32844 KiB

exam

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#include <bits/stdc++.h>
using namespace std;
const int BIT = 17;
const int N = (1 << BIT);
const int INF = 1e9;
int n; int lt[N]; int rt[N];
int a[N]; int b[N]; int rmq[BIT][N];
set<int> v[2 * N];
int maks(int l, int r){
    int x = log2(r - l + 1);
    return max(rmq[x][l], rmq[x][r - (1 << x) + 1]);
}
void find_bound(){
    for (int i = 0; i < n; ++i){
        rmq[0][i] = a[i];
        lt[i] = INF; rt[i] = INF;
    }
    for (int i = 1; i < BIT; ++i){
        for (int j = 0; j <= n - (1 << i); ++j)
            rmq[i][j] = max(rmq[i - 1][j], rmq[i - 1][j + (1 << (i - 1))]);
    }
    for (int i = 0; i < n; ++i){
        if (v[b[i]].empty()) continue;
        if (a[i] == b[i]){
            lt[i] = i; rt[i] = i; continue;
 
 
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Compilation message (stderr)

exam.cpp: In function 'bool cluster_4()':
exam.cpp:71:18: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   71 |     if (s.size() != n)
      |         ~~~~~~~~~^~~~

• Subtask 1: 0 / 14
• Subtask 2: 12 / 12
• Subtask 3: 0 / 13
• Subtask 4: 0 / 23
• Subtask 5: 0 / 16
• Subtask 6: 0 / 22