oj.uz

Submission #418607

# Submission time Handle Problem Language Result Execution time Memory
418607 2021-06-05T15:36:48 Z 20160161simone Counting Mushrooms (IOI20_mushrooms) C++14
56.3591 / 100
 11 ms 308 KB 
#include "mushrooms.h"
//use_machine
#include <bits/stdc++.h>
using namespace std;
typedef int ll;
const ll N=2e4+10;
vector<ll> a,b;// 
int count_mushrooms(int n){
	a.push_back(0);
	for(ll i=1;i<=sqrt(n)*2-1;i++){
		vector<ll> t;
		t.push_back(0);
		t.push_back(i);
		ll op=use_machine(t);
		if(op==1) b.push_back(i);
		else a.push_back(i);
	}
//	cout<<"___";
//	for(ll i=0;i<a.size();i++) printf("%lld ",a[i]);cout<<endl;
//	for(ll i=0;i<b.size();i++) printf("%lld ",b[i]);cout<<endl;
	ll top=sqrt(n)*2-1;
	if(a.size()>=sqrt(n)){
		ll ans=b.size();
		while(top<n-1){
			vector<ll> t; 
			for(ll i=0;i<a.size();i++){
				t.push_back(a[i]);
				if(top<n-1) t.push_back(++top); 
			}
			ll op=use_machine(t);
			if(op%2==0) a.push_back(t[t.size()-1]); 
			ans+=(op+1)/2;
		}
		return n-ans;
	}
	else{
		ll ans=a.size();
		while(top<n-1){
			vector<ll> t; 
			for(ll i=0;i<b.size();i++){
				t.push_back(b[i]);
				if(top<n-1) t.push_back(++top); 
			}
			ll op=use_machine(t);
			if(op%2==0) b.push_back(t[t.size()-1]); 
			ans+=(op+1)/2;
		}
		return ans;
	}
	return a.size();
}

Compilation message

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:26:16: warning: comparison of integer expressions of different signedness: 'll' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |    for(ll i=0;i<a.size();i++){
      |               ~^~~~~~~~~
mushrooms.cpp:40:16: warning: comparison of integer expressions of different signedness: 'll' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |    for(ll i=0;i<b.size();i++){
      |               ~^~~~~~~~~

Subtask #1
56.3591 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 1 ms 200 KB Output is correct
6 Correct 2 ms 304 KB Output is correct
7 Partially correct 6 ms 200 KB Output is partially correct
8 Partially correct 7 ms 200 KB Output is partially correct
9 Partially correct 8 ms 304 KB Output is partially correct
10 Partially correct 8 ms 200 KB Output is partially correct
11 Partially correct 9 ms 200 KB Output is partially correct
12 Partially correct 7 ms 200 KB Output is partially correct
13 Partially correct 8 ms 200 KB Output is partially correct
14 Partially correct 5 ms 200 KB Output is partially correct
15 Partially correct 7 ms 200 KB Output is partially correct
16 Partially correct 9 ms 200 KB Output is partially correct
17 Partially correct 5 ms 200 KB Output is partially correct
18 Partially correct 8 ms 300 KB Output is partially correct
19 Partially correct 8 ms 296 KB Output is partially correct
20 Partially correct 7 ms 300 KB Output is partially correct
21 Partially correct 8 ms 200 KB Output is partially correct
22 Partially correct 8 ms 200 KB Output is partially correct
23 Partially correct 7 ms 304 KB Output is partially correct
24 Partially correct 5 ms 200 KB Output is partially correct
25 Partially correct 8 ms 308 KB Output is partially correct
26 Partially correct 8 ms 200 KB Output is partially correct
27 Partially correct 9 ms 300 KB Output is partially correct
28 Partially correct 9 ms 200 KB Output is partially correct
29 Partially correct 11 ms 200 KB Output is partially correct
30 Partially correct 8 ms 200 KB Output is partially correct
31 Partially correct 8 ms 296 KB Output is partially correct
32 Partially correct 9 ms 200 KB Output is partially correct
33 Partially correct 8 ms 200 KB Output is partially correct
34 Partially correct 8 ms 200 KB Output is partially correct
35 Partially correct 7 ms 200 KB Output is partially correct
36 Partially correct 8 ms 200 KB Output is partially correct
37 Partially correct 9 ms 200 KB Output is partially correct
38 Partially correct 8 ms 200 KB Output is partially correct
39 Partially correct 8 ms 200 KB Output is partially correct
40 Partially correct 8 ms 200 KB Output is partially correct
41 Partially correct 8 ms 200 KB Output is partially correct
42 Partially correct 8 ms 200 KB Output is partially correct
43 Partially correct 8 ms 200 KB Output is partially correct
44 Partially correct 8 ms 200 KB Output is partially correct
45 Partially correct 7 ms 200 KB Output is partially correct
46 Partially correct 8 ms 200 KB Output is partially correct
47 Partially correct 8 ms 200 KB Output is partially correct
48 Partially correct 9 ms 300 KB Output is partially correct
49 Partially correct 8 ms 200 KB Output is partially correct
50 Partially correct 8 ms 200 KB Output is partially correct
51 Partially correct 10 ms 200 KB Output is partially correct
52 Partially correct 8 ms 200 KB Output is partially correct
53 Partially correct 7 ms 200 KB Output is partially correct
54 Partially correct 9 ms 200 KB Output is partially correct
55 Partially correct 8 ms 200 KB Output is partially correct
56 Partially correct 10 ms 200 KB Output is partially correct
57 Partially correct 7 ms 200 KB Output is partially correct
58 Partially correct 10 ms 304 KB Output is partially correct
59 Partially correct 9 ms 200 KB Output is partially correct
60 Partially correct 8 ms 200 KB Output is partially correct
61 Partially correct 8 ms 200 KB Output is partially correct
62 Correct 0 ms 200 KB Output is correct
63 Correct 1 ms 200 KB Output is correct
64 Correct 1 ms 200 KB Output is correct
65 Correct 0 ms 200 KB Output is correct
66 Correct 0 ms 200 KB Output is correct
67 Correct 1 ms 200 KB Output is correct
68 Correct 0 ms 200 KB Output is correct
69 Correct 0 ms 200 KB Output is correct
70 Correct 1 ms 200 KB Output is correct
71 Correct 1 ms 200 KB Output is correct
72 Correct 1 ms 200 KB Output is correct
73 Correct 0 ms 200 KB Output is correct
74 Correct 0 ms 200 KB Output is correct
75 Correct 1 ms 200 KB Output is correct
76 Correct 1 ms 200 KB Output is correct
77 Correct 1 ms 200 KB Output is correct
78 Correct 0 ms 200 KB Output is correct
79 Correct 1 ms 200 KB Output is correct
80 Correct 0 ms 200 KB Output is correct
81 Correct 0 ms 200 KB Output is correct
82 Correct 1 ms 200 KB Output is correct
83 Correct 0 ms 200 KB Output is correct
84 Correct 0 ms 200 KB Output is correct
85 Correct 0 ms 200 KB Output is correct
86 Correct 0 ms 200 KB Output is correct
87 Correct 0 ms 200 KB Output is correct
88 Correct 0 ms 200 KB Output is correct
89 Correct 1 ms 200 KB Output is correct
90 Correct 0 ms 200 KB Output is correct
91 Correct 0 ms 200 KB Output is correct