Submission #740090

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
740090	2023-05-12 06:14:41	becaido	Swapping Cities (APIO20_swap)	C++17	100 / 100	540 ms	331872 KiB

swap

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#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx,popcnt,sse4,abm")
#include <bits/stdc++.h>
using namespace std;
#ifndef WAIMAI
#include "swap.h"
#endif
#ifdef WAIMAI
#define debug(HEHE...) cout << "[" << #HEHE << "] : ", dout(HEHE)
void dout() {cout << '\n';}
template<typename T, typename...U>
void dout(T t, U...u) {cout << t << (sizeof...(u) ? ", " : ""), dout(u...);}
#else
#define debug(...) 7122
#endif
#define ll long long
#define Waimai ios::sync_with_stdio(false), cin.tie(0)
#define FOR(x,a,b) for (int x = a, I = b; x <= I; x++)
#define pb emplace_back
#define F first
#define S second
const int SIZE = 4e5 + 5;
const int H = __lg(SIZE);
int n, m;
int val[SIZE];
 
 
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Compilation message (stderr)

swap.cpp: In member function 'void DSU::Merge(int, int, int)':
swap.cpp:16:20: warning: statement has no effect [-Wunused-value]
   16 | #define debug(...) 7122
      |                    ^~~~
swap.cpp:46:9: note: in expansion of macro 'debug'
   46 |         debug("merge", a, b, w);
      |         ^~~~~
swap.cpp:16:20: warning: statement has no effect [-Wunused-value]
   16 | #define debug(...) 7122
      |                    ^~~~
swap.cpp:49:13: note: in expansion of macro 'debug'
   49 |             debug("b0");
      |             ^~~~~
swap.cpp:16:20: warning: statement has no effect [-Wunused-value]
   16 | #define debug(...) 7122
      |                    ^~~~
swap.cpp:60:13: note: in expansion of macro 'debug'
   60 |             debug("b1");
      |             ^~~~~
swap.cpp:16:20: warning: statement has no effect [-Wunused-value]
   16 | #define debug(...) 7122
      |                    ^~~~
swap.cpp:72:13: note: in expansion of macro 'debug'
   72 |             debug("b2");
      |             ^~~~~
swap.cpp:16:20: warning: statement has no effect [-Wunused-value]
   16 | #define debug(...) 7122
      |                    ^~~~
swap.cpp:85:9: note: in expansion of macro 'debug'
   85 |         debug("b3");
      |         ^~~~~

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