| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 884613 | jamjanek | Counting Mushrooms (IOI20_mushrooms) | C++14 | 0 ms | 344 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<bits/stdc++.h>
#include "mushrooms.h"
using namespace std;
void wypiszvector(vector<int>&vec){
printf("{");
for(auto j: vec)printf("%d,", j);
printf("}\n");
}
const int stala = 6;
int maska[83] = {0,0,0,4,8,59,9,43,41,0,0,63,1,0,32,2,16,0,33,47,35,0,12,18,34,0,45,13,51,50,0,0,24,40,26,27,58,0,36,5,37,55,39,0,10,42,11,57,25,0,20,6,22,38,54,0,0,46,17,44,19,0,3,62,61,0,49,48,14,0,31,29,30,28,15,0,56,7,52,23,53,21,60,};
vector<int>zapytanie[83] = {{4,1,6,2,5,0,3,},{},{2,4,5,6,0,1,3,},{},{},{},{},{},{},{1,2,3,5,4,6,0,},{3,6,4,1,2,},{},{},{2,5,1,3,0,4,},{},{},{},{4,6,5,3,2,0,1,},{},{},{},{3,5,2,0,1,6,},{},{},{},{3,5,0,1,4,6,},{},{},{},{},{0,3,1,2,5,4,},{1,6,0,2,3,5,},{},{},{},{},{},{5,1,4,2,0,6,},{},{},{},{},{},{4,3,5,0,1,6,},{},{},{},{},{},{1,6,4,2,0,5,},{},{},{},{},{},{5,1,0,3,6,4,},{0,5,6,1,3,2,4,},{},{},{},{},{2,5,6,0,3,},{},{},{},{1,6,4,2,0,3,},{},{},{},{4,1,5,6,0,3,2,},{},{},{},{},{},{6,5,4,3,2,1,0,},{},{},{},{},{},{},{},};
vector<int>graf[83] = {{1,2,9,30,55,75,82,},{},{-1,3,4,5,6,7,8,},{},{},{},{},{},{},{-1,10,13,17,21,25,29,},{11,-1,12,},{},{},{14,15,16,},{},{},{},{-1,-1,-1,18,19,20,},{},{},{},{-1,22,23,24,},{},{},{},{-1,-1,26,27,-1,28,},{},{},{},{},{-1,31,37,43,49,},{-1,32,33,34,35,36,},{},{},{},{},{},{-1,38,39,40,41,42,},{},{},{},{},{},{-1,44,45,46,47,48,},{},{},{},{},{},{-1,50,51,52,53,54,},{},{},{},{},{},{-1,56,61,65,69,74,},{-1,-1,-1,57,58,59,60,},{},{},{},{},{-1,62,63,64,},{},{},{},{-1,66,67,68,},{},{},{},{-1,-1,70,71,72,73,},{},{},{},{},{},{-1,76,77,78,79,80,81,},{},{},{},{},{},{},{},};
const int stala2 = 7;
int maska2[157] = {0,0,0,0,64,16,80,17,81,0,96,32,112,48,113,49,0,1,65,23,87,19,83,0,97,33,119,55,115,51,0,3,67,7,71,0,39,103,35,99,0,0,31,95,15,79,11,75,0,127,63,111,47,107,43,0,72,8,73,9,91,27,0,59,123,40,104,41,105,0,24,88,25,89,0,120,56,121,57,0,0,5,69,21,85,0,53,117,37,101,0,2,66,4,68,20,84,0,98,34,100,36,116,52,0,6,70,22,86,18,82,0,114,50,118,54,102,38,0,0,125,124,109,108,77,76,0,12,13,44,45,60,61,0,126,110,92,78,93,74,0,28,10,29,14,62,46,0,94,122,90,106,0,30,58,26,42,};
vector<int>zapytanie2[157] = {{-1,1,2,3,0,4,},{-1,5,1,0,2,3,4,6,},{-1,0,1,2,3,4,5,6,7,},{},{},{},{},{},{},{-1,0,1,2,3,5,4,6,7,},{},{},{},{},{},{},{-1,0,1,3,2,4,5,6,7,},{},{},{},{},{},{},{-1,0,2,3,5,4,1,6,7,},{},{},{},{},{},{},{-1,0,1,2,4,3,5,6,7,},{},{},{},{},{-1,0,1,2,3,6,4,5,7,},{},{},{},{},{-1,1,2,4,3,5,0,6,},{-1,0,1,3,2,5,4,6,7,},{},{},{},{},{},{},{-1,0,1,2,3,4,5,6,7,},{},{},{},{},{},{},{-1,0,1,2,3,5,6,4,7,},{},{},{},{},{},{},{-1,0,1,2,4,5,6,3,7,},{},{},{},{},{},{},{-1,0,1,2,3,4,5,6,7,},{},{},{},{},{-1,0,1,2,3,4,5,6,7,},{},{},{},{},{-1,1,3,5,0,2,4,6,},{-1,0,1,2,3,4,5,6,7,},{},{},{},{},{-1,0,1,2,3,5,6,4,7,},{},{},{},{},{-1,0,1,3,4,5,6,7,},{},{},{},{},{},{},{-1,0,1,3,4,5,2,6,7,},{},{},{},{},{},{},{-1,3,2,0,1,4,5,6,7,},{},{},{},{},{},{},{-1,0,1,3,4,2,5,6,7,},{},{},{},{},{},{},{-1,1,2,0,5,6,3,4,7,},{-1,0,2,3,5,4,6,7,1,},{},{},{},{},{},{},{-1,0,5,2,6,7,1,},{},{},{},{},{},{},{-1,0,1,2,3,4,6,7,5,},{},{},{},{},{},{},{-1,0,2,1,6,7,3,5,},{},{},{},{},{},{},{-1,0,1,2,3,4,5,6,},{},{},{},{},{-1,0,1,2,3,4,5,6,},{},{},{},{},};
vector<int>graf2[157] = {{-1,1,40,79,118,},{-1,2,9,16,23,30,35,},{-1,3,4,5,6,7,8,},{},{},{},{},{},{},{-1,-1,10,11,12,13,14,15,},{},{},{},{},{},{},{-1,-1,-1,17,18,19,20,21,22,},{},{},{},{},{},{},{-1,-1,24,25,26,27,28,29,},{},{},{},{},{},{},{-1,-1,-1,31,32,33,34,},{},{},{},{},{-1,-1,-1,36,37,38,39,},{},{},{},{},{-1,41,48,55,62,69,74,},{-1,-1,-1,42,43,44,45,46,47,},{},{},{},{},{},{},{-1,-1,49,50,51,52,53,54,},{},{},{},{},{},{},{-1,-1,56,57,58,59,60,61,},{},{},{},{},{},{},{-1,-1,-1,63,64,65,66,67,68,},{},{},{},{},{},{},{-1,-1,-1,70,71,72,73,},{},{},{},{},{-1,-1,75,76,77,78,},{},{},{},{},{-1,80,85,90,97,104,111,},{-1,-1,-1,-1,-1,81,82,83,84,},{},{},{},{},{-1,-1,-1,-1,-1,86,87,88,89,},{},{},{},{},{-1,91,92,93,94,95,96,},{},{},{},{},{},{},{-1,-1,98,99,100,101,102,103,},{},{},{},{},{},{},{-1,105,106,107,108,109,110,},{},{},{},{},{},{},{-1,-1,112,113,114,115,116,117,},{},{},{},{},{},{},{-1,-1,119,126,133,140,147,152,},{-1,-1,120,121,122,123,124,125,},{},{},{},{},{},{},{-1,127,128,129,130,131,132,},{},{},{},{},{},{},{-1,-1,134,135,136,137,138,139,},{},{},{},{},{},{},{-1,-1,141,142,143,144,145,146,},{},{},{},{},{},{},{-1,-1,-1,148,149,150,151,},{},{},{},{},{-1,-1,-1,153,154,155,156,},{},{},{},{},};
vector<int>A[2];
int Ac[2];
int it;
int count_mushrooms1(int n){
while(it<n){
// printf("it = %d\n", it);
vector<int>pom;
bool czy = 0;
if(A[1].size()>A[0].size())czy = 1;
int pom1 = 0;
while(it<n && pom.size()<2*A[czy].size()){
pom.push_back(A[czy][pom1++]);
pom.push_back(it);
it++;
}
int ans = use_machine(pom);
// printf("vec: = ");for(auto j: pom)printf("%d ", j);printf("\n");
// printf("ans = %d\n", ans);
if(ans%2==0)
A[czy].push_back(it-1);
else
A[!czy].push_back(it-1);
Ac[!czy]+=(ans+1)/2;
Ac[czy]+=pom1-(ans+1)/2;
if(pom1==2){
if(ans<2)
A[czy].push_back(it-2);
else
A[!czy].push_back(it-2);
}
}
// printf("res = %d\n", Ac[0]);
return Ac[0];
}
int count_mushrooms(int n){
A[0].push_back(0);
it = 1;
Ac[0] = 1;
Ac[1] = 0;
int akt = 0;
for(int ile=0;ile<25;ile++)
{
if(Ac[1]==0){
if(n<=stala+it)
return count_mushrooms1(n);
int x = 0;
while(graf[x].size()>0){
vector<int>pom;
pom = zapytanie[x];
for(auto &j: pom)
if(j>0)
j+=akt;
int c = use_machine(pom);
// wypiszvector(zapytanie[x]);
x = graf[x][c];
}
x = maska[x];
for(int i=0;i<stala;i++){
A[(x>>i)&1].push_back(akt+i+1);
Ac[(x>>i)&1]++;
}
it+=stala;
akt+=stala;
}
else{
if(n<=stala2+it)
return count_mushrooms1(n);
int x = 0;
while(graf[x].size()>0){
vector<int>pom;
pom = zapytanie2[x];
for(auto &j: pom)
if(j>0)
j+=akt;
int c = use_machine(pom);
// wypiszvector(zapytanie[x]);
x = graf2[x][c];
}
x = maska2[x];
for(int i=0;i<stala2;i++){
A[(x>>i)&1].push_back(akt+i+1);
Ac[(x>>i)&1]++;
}
it+=stala2;
akt+=stala2;
}
}
return count_mushrooms1(n);
}
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| Fetching results... | ||||