Submission #64110

#	Time	Username	Problem	Language	Result	Execution time	Memory
64110		zubec	Dancing Elephants (IOI11_elephants)	C++14	26 / 100	9080 ms	3016 KiB

elephants

#include "elephants.h"
#include <bits/stdc++.h>
using namespace std;

int n, l, a[200100];

multiset <int> q;

void init(int N, int L, int X[]){
    l = L;
    for (int i = 0; i < N; i++){
        a[i] = X[i];
        q.insert(X[i]);
    }
}

int update(int i, int y){
    int ans = 0;
    int pos = -1;
    q.erase(a[i]);
    a[i] = y;
    q.insert(a[i]);
    for (auto it = q.begin(); it != q.end(); it++){
        if (pos < *it){
            ++ans;
            pos = *it+l;
        }
    }
    return ans;
}

/**

4 10 5
10
15
17
20
2 16 1
1 25 2
3 35 2
0 38 2
2 0 3


*/

• Subtask 1: 10 / 10
• Subtask 2: 16 / 16
• Subtask 3: 0 / 24
• Subtask 4: 0 / 47
• Subtask 5: 0 / 3