Submission #703025

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
703025	2023-02-25 16:01:56	406	Swap (BOI16_swap)	C++17	48 / 100	1061 ms	42988 KiB

swap

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#include "bits/stdc++.h"
using namespace std;
#define int long long
const int N = 2e5 + 5;
const int L = 20;
const long long INF = 1ll << 60;
unordered_map<int, vector<int>> dp[N];
int n, a[4 * N];
void merge(vector<int> &a, const vector<int> b, const vector<int> c) {
    assert(b.size() && c.size());
    assert(b.size() == c.size());
    int ptr = 0;
    for (int i = 0; ptr < b.size(); i++) {
        for (int j = 0; j < (1 << i); j++) {
            a.push_back(b[j + ptr]);
        }
        for (int j = 0; j < (1 << i); j++) {
            a.push_back(c[j + ptr]);
        }
        ptr += 1 << i;
    }
}   
void DP(int i, int j) {
    if (i >= n / 2) {
        dp[i][j] = {j};
        return;
    }
    int r = a[2 * i + 1];
 
 
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Compilation message (stderr)

swap.cpp: In function 'void merge(std::vector<long long int>&, std::vector<long long int>, std::vector<long long int>)':
swap.cpp:14:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |     for (int i = 0; ptr < b.size(); i++) {
      |                     ~~~~^~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 27 / 27
• Subtask 4: 0 / 20
• Subtask 5: 0 / 32