Submission #143472

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
143472	2019-08-14 08:24:52	mat_v	Arranging Shoes (IOI19_shoes)	C++14	100 / 100	203 ms	22648 KiB

shoes

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#include "shoes.h"
#include <bits/stdc++.h>
#include <cstdio>
#include <cassert>
#define pb push_back
using namespace std;
int n;
vector<int> tike[200005][2];
int dokle[200005][2];
int seg[600005];
int lazy[600005];
bool bio[200005];
void init(int l, int r, int ind){
    if(l == r){
        seg[ind] = l;
        return;
    }
    int mid = (l + r) / 2;
    init(l, mid, ind * 2);
    init(mid + 1, r, ind * 2 + 1);
    seg[ind] = seg[ind * 2] + seg[ind * 2 + 1];
}
void propagate(int l, int r, int ind){
    if(lazy[ind] != 0){
        seg[ind] += (r - l + 1)*lazy[ind];
        int mid = (l + r) / 2;
        if(l < r){
            lazy[ind * 2] += lazy[ind];
 
 
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Compilation message (stderr)

shoes.cpp: In function 'void propagate(int, int, int)':
shoes.cpp:28:13: warning: unused variable 'mid' [-Wunused-variable]
         int mid = (l + r) / 2;
             ^~~
shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:66:9: warning: unused variable 'shift' [-Wunused-variable]
     int shift = 0;
         ^~~~~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20
• Subtask 6: 15 / 15