Submission #1059986

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1059986	2024-08-15 09:53:18	mispertion	Swapping Cities (APIO20_swap)	C++17	0 / 100	193 ms	54864 KiB

swap

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#include "swap.h"
#include <bits/stdc++.h>
#include <vector>
#pragma gcc optimize("unroll-loops")
#pragma gcc optimize("o3")
#pragma gcc optimize("Ofast")
using namespace std;
const int N = 1e5 + 5;
const int infi = INT_MAX;
typedef pair<int, int> pii;
#define mp make_pair
#define sz(x) (int)x.size()
#define pb push_back
#define F first
#define S second
struct dsu{
    int pw[N];
    vector<pii> p[N], cnt1[N], cnt2[N], sz[N];
    vector<int> st[N];
    dsu(int n){
        for(int i = 1; i <= n; i++){
            st[i] = {i};
            p[i] = {{-1, i}};
 
 
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Compilation message (stderr)

swap.cpp:5: warning: ignoring '#pragma gcc optimize' [-Wunknown-pragmas]
    5 | #pragma gcc optimize("unroll-loops")
      | 
swap.cpp:6: warning: ignoring '#pragma gcc optimize' [-Wunknown-pragmas]
    6 | #pragma gcc optimize("o3")
      | 
swap.cpp:7: warning: ignoring '#pragma gcc optimize' [-Wunknown-pragmas]
    7 | #pragma gcc optimize("Ofast")
      |

• Subtask 1: 0 / 6
• Subtask 2: 0 / 7
• Subtask 3: 0 / 17
• Subtask 4: 0 / 20
• Subtask 5: 0 / 23
• Subtask 6: 0 / 27