# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
305887 |
2020-09-24T04:18:46 Z |
juggernaut |
Cave (IOI13_cave) |
C++14 |
|
28 ms |
384 KB |
#include"cave.h"
#include<bits/stdc++.h>
using namespace std;
int pos[5005],n,bl[5005],ans[5005],pr,cur;
bool check(int val,int l,int r){
for(int i=l;i<=r;i++)if(!bl[i])ans[i]^=1;
pr=cur;
cur=tryCombination(ans);
if(cur==-1)cur=n;
return (pr>=val)^(cur>=val);
}
void exploreCave(int N){
int i=0,l,r,m;
n=N;
for(;i<n;i++){
l=0,r=n-1;
cur=tryCombination(ans);
if(cur==-1)cur=n;
while(l<r){
m=(l+r)>>1;
if(check(i,l,m))r=m;
else l=m+1;
}
if(cur>=i)ans[l]^=1;
pos[i]=i;
bl[l]=1;
}
answer(ans,pos);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
20 ms |
384 KB |
Answer is wrong |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
28 ms |
384 KB |
Answer is wrong |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
384 KB |
Answer is wrong |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
384 KB |
Answer is wrong |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
20 ms |
384 KB |
Answer is wrong |
2 |
Halted |
0 ms |
0 KB |
- |