Submission #411642

#	Time	Username	Problem	Language	Result	Execution time	Memory
411642		JUANDI321	Counting Mushrooms (IOI20_mushrooms)	C++17	0 / 100	1 ms	200 KiB

mushrooms

#include "mushrooms.h"
#include <iostream>
#include <vector>
 
using namespace std;
vector<int> x;
int count_mushrooms(int n)
{
    long long A = 1, B = 0;
    for(int i = 1; i<n; i+=4)
    {
    	/*if(i+3<n)
    	{
	        x.push_back(i);
  	    	x.push_back(i+1);
			x.push_back(i+2);
			x.push_back(i+3);
			int p = use_machine(x);
        	if(p == 0)
        	{
        		x.push_back(0);
        		int pp = use_machine(x);
        		if(pp == 0)A+=4;
			}
			if(p==1)
			{
				x.clear();
				x.push_back(i+1);
				x.push_back(0);
				x.push_back(i+2);		
    	    	int pp = use_machine(x);
        		if(pp == 2)A+=1;
        		if(pp == 1)A+=2;
	        	if(pp == 0)A+=3;
			}
			if(p==2)
			{
				x.push_back(0);
	        	int pp = use_machine(x);
    	    	if(pp == 2)A+=3;
			}
        	if(p==3)A+=2;
			}
		else */
		{
			x.push_back(0);
    		for(int i = 0; i<n; i++)
    		{
    			i++;
     		   x.push_back(i);
     		   int p = use_machine(x);
     		   if(p==0)A++;
      		  	x.pop_back();
    		}
		}

        x.clear();
    }
    return A;
}

Compilation message (stderr)

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:9:22: warning: unused variable 'B' [-Wunused-variable]
    9 |     long long A = 1, B = 0;
      |                      ^

• Subtask 1: 0 / 100