Submission #571649

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
571649	2022-06-02 13:01:27	Sergio_2357	Arranging Shoes (IOI19_shoes)	C++17	45 / 100	455 ms	39252 KiB

shoes

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#include "shoes.h"
#include <bits/stdc++.h>
 
using namespace std;
 
#define int long long
 
typedef vector<int> vi;
typedef vector<signed> vs;
typedef vector<vi> vii;
 
const int sizea = 200000;
const int sqrts = 316;
const int sqrtn = (sizea / sqrts + 2);
 
vi norms(sizea+sqrts);
vi sqrtarr(sqrtn, 0);
 
void update(int b, int e, int v)
{
    int idx = sizea;
    for (int i = b; i < e; i++) {
        norms[i] += v;
        if (i % sqrts == sqrts - 1) {
            idx = i + sqrts;
            break;
        }
    }
    for (int i = idx; i < e; i += sqrts) {
        sqrtarr[i / sqrts] += v;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 0 / 20
• Subtask 4: 15 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15