Submission #56440

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
56440	2018-07-11 10:36:52	aquablitz11	Dancing Elephants (IOI11_elephants)	C++14	100 / 100	8405 ms	125152 KiB

elephants

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#include <bits/stdc++.h>
#include "elephants.h"
using namespace std;
const int N = 150010;
const int SN = 390;
int n, sn, l, X[N];
vector<int> elep[SN], cnt[N], rbnd[N];
int find_bucket(int x)
{
    for (int i = 0; i < sn; ++i) {
        if (!elep[i].empty() && x <= elep[i].back())
            return i;
    }
    return sn-1;
}
void process_bucket(int p)
{
    //fprintf(stderr, "process_bucket(%d):\n", p);
    int n = elep[p].size();
    cnt[p].resize(n);
    rbnd[p].resize(n);
    for (int i = n-1, j = n-1; i >= 0; --i) {
        while (elep[p][j]-elep[p][i] > l)
            --j;
        cnt[p][i] = j == n-1 ? 1 : (1 + cnt[p][j+1]);
        rbnd[p][i] = j == n-1 ? (elep[p][i]+l) : rbnd[p][j+1];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

elephants.cpp: In function 'int update(int, int)':
elephants.cpp:102:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if (i < elep[b].size()) {
             ~~^~~~~~~~~~~~~~~~

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