Submission #204179

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
204179	2020-02-24 21:31:23	DS007	Bubble Sort 2 (JOI18_bubblesort2)	C++14	60 / 100	5698 ms	168648 KiB

bubblesort2

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#include <bits/stdc++.h>
using namespace std;
const int N = 1e6 + 1000;
map<int, int> m;
int t[N * 8], lazy[N * 8];
multiset<int> pos[N];
void push_down(int v) {
    t[v] += lazy[v];
    lazy[v * 2] += lazy[v];
    lazy[v * 2 + 1] += lazy[v];
    lazy[v] = 0;
}
void update(int v, int l, int r, int tl, int tr, int val) {
    if (tl > tr)
        return;
    push_down(v); push_down(v * 2); push_down(v * 2 + 1);
    if (l == tl && r == tr) {
        lazy[v] += val;
        push_down(v);
        return;
    }
    int mid = (l + r) / 2;
    update(v * 2, l, mid, tl, min(mid, tr), val);
    update(v * 2 + 1, mid + 1, r, max(tl, mid + 1), tr, val);
    t[v] = max(t[v * 2], t[v * 2 + 1]);
}
 
 
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Compilation message (stderr)

bubblesort2.cpp: In function 'std::vector<int> countScans(std::vector<int>, std::vector<int>, std::vector<int>)':
bubblesort2.cpp:54:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < a.size(); i++) {
                     ~~^~~~~~~~~~
bubblesort2.cpp:60:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < x.size(); i++) {
                     ~~^~~~~~~~~~

• Subtask 1: 17 / 17
• Subtask 2: 21 / 21
• Subtask 3: 22 / 22
• Subtask 4: 0 / 40