Submission #1106341

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1106341	2024-10-30 03:03:06	Zero_OP	Dancing Elephants (IOI11_elephants)	C++14	100 / 100	6720 ms	24660 KiB

elephants

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#include <bits/stdc++.h>
 
#ifndef LOCAL
    #include "elephants.h"
#endif // LOCAL
 
#define all(v) begin(v), end(v)
#define compact(v) v.erase(unique(all(v)), end(v))
#define sz(v) (int)v.size()
 
using namespace std;
 
const int MAX = 150000;
int magic = sqrt(MAX) + 10;
const int maxMagic = 500;
 
int N, L, x[MAX], tmp[MAX], nBlocks, countUpdates = 0;
vector<int> blocks[maxMagic];
pair<int, int> id[MAX];
int original[MAX];
vector<pair<int, int>> infoBlocks[MAX]; //[n_jumps, last_jump]
 
void buildBlock(int ib){
    infoBlocks[ib].resize(sz(blocks[ib]));
    for(int i = sz(blocks[ib]) - 1; i >= 0; --i){
        if(i == sz(blocks[ib]) - 1){
            infoBlocks[ib][i] = {1, blocks[ib][i] + L};
        } else{
            int l = i + 1, r = sz(blocks[ib]) - 1;
            int n_jumps = 1, last_jump = blocks[ib][i] + L;
 
 
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Compilation message (stderr)

elephants.cpp: In function 'void buildBlock(int)':
elephants.cpp:32:29: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   32 |                 int mid = l + r >> 1;
      |                           ~~^~~

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