Submission #546155

#	Time	Username	Problem	Language	Result	Execution time	Memory
546155		luka1234	Super Dango Maker (JOI22_dango3)	C++17	100 / 100	4005 ms	776 KiB

dango3

#include "dango3.h"
#include <vector>
#include<bits/stdc++.h>
using namespace std;
namespace {
	vector<int> ans[26];
} 
bool check(int n,int m,vector<int> vec,int f){
	if(vec.size()==0)
	   return 0;
	if(vec.size()==n)
	   return 1;
	vec.push_back(f);
	vector<int> v;
	int ind=0;
	for(int k=1;k<=n*m;k++){
		if(ind<vec.size()&&vec[ind]==k){
			ind++;
		}
		else{
			v.push_back(k);
		}
	}
	int x=Query(v);
	if(x<=m-2)
	   return 1;
	else
	   return 0;
}
void Solve(int N, int M){
	int l=1,r=M,md;
	bool bl;
	for(int k=1;k<=N*M;k++){
		l=1;
		r=M;
		while(l<r){
			md=(l+r)/2;
			bl=check(N,M,ans[md],k);
			if(bl==0)
			   r=md;
			else
			   l=md+1;
		}
		ans[l].push_back(k);
	}
	for(int k=1;k<=M;k++){
		Answer(ans[k]);
	}
}

Compilation message (stderr)

dango3.cpp: In function 'bool check(int, int, std::vector<int>, int)':
dango3.cpp:11:15: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   11 |  if(vec.size()==n)
      |     ~~~~~~~~~~^~~
dango3.cpp:17:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |   if(ind<vec.size()&&vec[ind]==k){
      |      ~~~^~~~~~~~~~~

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