Submission #892618

#	Time	Username	Problem	Language	Result	Execution time	Memory
892618		Minbaev	Super Dango Maker (JOI22_dango3)	C++17	0 / 100	1 ms	604 KiB

dango3

#include "dango3.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimize("Ofast,unroll-loops")
#define pii pair<int,int>
using namespace __gnu_pbds;
using namespace std;
#define pb push_back
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define f first
#define s second
#define pii pair<int,int>
template<class T>bool umax(T &a,T b){if(a<b){a=b;return true;}return false;}
template<class T>bool umin(T &a,T b){if(b<a){a=b;return true;}return false;}
typedef tree<int, null_type, less_equal<int>, rb_tree_tag,
	tree_order_statistics_node_update> ordered_set;
const int mod= 1e9 +7;
const int N=1e5*4;


void Solve(int n,int m){
	
	vector<int>v(n*m);
	
	for(int i = 1;i<=n*m;i++){
		v.pb(i);
	}
	
	queue<pair<vector<int>,int>>q;
	
	q.push({v,m});
	
	while(!q.empty()){
		auto [g,sz] = q.front();
		q.pop();
		if(sz==1){
			Answer(g);
			continue;
		}
		
		vector<int>vs;
		
		for(int i = 0;i<g.size();i++){
			vs.pb(g[0]);
			g.erase(g.begin());
			int x = Query(g);
			if(x<sz/2){
				g.pb(vs.back());
				vs.pop_back();
			}
			
		}
		q.push({g,sz/2});
		q.push({vs,(sz+1)/2});
		
	}
}

Compilation message (stderr)

dango3.cpp: In function 'void Solve(int, int)':
dango3.cpp:46:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   46 |   for(int i = 0;i<g.size();i++){
      |                 ~^~~~~~~~~

• Subtask 1: 0 / 2
• Subtask 2: 0 / 5
• Subtask 3: 0 / 15
• Subtask 4: 0 / 78