Submission #748522

#	Time	Username	Problem	Language	Result	Execution time	Memory
748522		AdamGS	Super Dango Maker (JOI22_dango3)	C++17	100 / 100	3449 ms	920 KiB

dango3

#include "dango3.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
void Solve(int n, int m) {
	vector<vector<int>>V;
	rep(i, n*m) {
		int po=0, ko=V.size();
		while(po<ko) {
			int sr=(po+ko)/2;
			vector<int>czy(n*m, 1);
			rep(j, sr+1) if(j!=V.size()) for(auto l : V[j]) czy[l]=0;
			czy[i]=0;
			vector<int>P;
			rep(j, n*m) if(czy[j]) P.pb(j+1);
			if(Query(P)==m-sr-1) ko=sr; else po=sr+1;
		}
		if(po==V.size()) V.pb({i}); else V[po].pb(i);
	}
	for(auto i : V) {
		vector<int>A=i;
		rep(j, A.size()) ++A[j];
		Answer(A);
	}
}

Compilation message (stderr)

dango3.cpp: In function 'void Solve(int, int)':
dango3.cpp:18:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |    rep(j, sr+1) if(j!=V.size()) for(auto l : V[j]) czy[l]=0;
      |                    ~^~~~~~~~~~
dango3.cpp:24:8: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |   if(po==V.size()) V.pb({i}); else V[po].pb(i);
      |      ~~^~~~~~~~~~
dango3.cpp:6:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    6 | #define rep(a, b) for(int a = 0; a < (b); ++a)
      |                                    ^
dango3.cpp:28:3: note: in expansion of macro 'rep'
   28 |   rep(j, A.size()) ++A[j];
      |   ^~~

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