Submission #877807

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
877807	2023-11-23 14:59:43	saddd	Joker (BOI20_joker)	C++17	100 / 100	331 ms	19884 KiB

Joker

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#include<bits/stdc++.h>
#include<fstream>
using namespace std;
ifstream fin("VNOICUP.INP");
ofstream fout("VNOICUP.OUT");
#define sz(a) (int)a.size()
#define ll long long
#define pb push_back
#define forr(i, a, b) for(int i = a; i < b; i++)
#define dorr(i, a, b) for(int i = a; i >= b; i--)
#define ld long double
#define vt vector
#include<fstream>
#define fi first
#define se second
#define pll pair<ll, ll>
#define pii pair<int, int>
const ld PI = 3.14159265359;
using u128 = __uint128_t;
//const int x[4] = {1, -1, 0, 0};
//const int y[4] = {0, 0, 1, -1};
const ll mod = 1000001;
const int mxn = 3e5 + 1, mxq = 2e5 + 5, sq = 400, mxv = 2e7 + 5, p = 31;
//const int base = (1 << 18);
const ll inf = 1e9 + 5, neg = -69420;
struct DSU{
    vt<pii>past_p, past_sz;
    vt<int>checkpoint;
    int p[2 * mxn + 1], sz[2 * mxn + 1];
    void init(){
 
 
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Compilation message (stderr)

Joker.cpp: In member function 'void DSU::to_last()':
Joker.cpp:62:30: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} [-Wsign-compare]
   62 |         while(past_sz.size() != checkpoint.back())rollback();
      |               ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~

• Subtask 1: 6 / 6
• Subtask 2: 8 / 8
• Subtask 3: 25 / 25
• Subtask 4: 10 / 10
• Subtask 5: 22 / 22
• Subtask 6: 29 / 29