Submission #901912

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
901912	2024-01-10 04:04:42	089487	Joker (BOI20_joker)	C++14	14 / 100	2065 ms	19004 KiB

Joker

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#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("sse4,abm,avx,popcnt")
#include<bits/stdc++.h>
//#define int long long
#define quick ios::sync_with_stdio(0);cin.tie(0);
#define rep(x,a,b) for(int x=a;x<=b;x++)
#define repd(x,a,b) for(int x=a;x>=b;x--)
#define lowbit(x) (x&-x)
#define F first
#define S second
#define sz(x) (int)(x.size())
#define all(x) x.begin(),x.end()
#define mp make_pair
#define eb emplace_back
using namespace std;
typedef pair<int,int> pii;
void debug(){
    cout<<"\n";
}
template <class T,class ... U >
void debug(T a, U ... b){
    cout<<a<<" ",debug(b...);
}
const int N=5e5+2;
const int INF=1e18;
pii e[N];
int p[N];
int sz[N];
void init(int n){
    rep(i,1,n) p[i]=i,sz[i]=1;
 
 
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Compilation message (stderr)

Joker.cpp:25:15: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   25 | const int INF=1e18;
      |               ^~~~
Joker.cpp: In function 'void undo()':
Joker.cpp:61:10: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   61 |     auto [a,sza,b]=state.top();
      |          ^

• Subtask 1: 6 / 6
• Subtask 2: 8 / 8
• Subtask 3: 0 / 25
• Subtask 4: 0 / 10
• Subtask 5: 0 / 22
• Subtask 6: 0 / 29