# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
603642 |
2022-07-24T09:17:07 Z |
CSQ31 |
Floppy (RMI20_floppy) |
C++17 |
|
56 ms |
6696 KB |
#include <stdlib.h>
#include <string.h>
#include <bits/stdc++.h>
#include "floppy.h"
using namespace std;
void read_array(int subtask_id, const vector<int> &v) {
int n = v.size();
vector<array<int,2>>u(n);
for(int i=0;i<n;i++)u[i] = {v[i],i};
sort(u.begin(),u.end());
vector<int>pos(n);
for(int i=0;i<n;i++)pos[u[i][1]] = i;
string bits;
for(int i=0;i<n;i++){
for(int j=0;j<14;j++){
if(pos[i]&(1<<j))bits+="1";
else bits+="0";
}
}
save_to_floppy(bits);
}
array<int,2>T[100000],t[1000000];
void build(int v,int l,int r){
if(l==r){
t[v] = T[l];
return;
}
int tm = (l+r)/2;
build(2*v,l,tm);
build(2*v+1,tm+1,r);
t[v] = max(t[2*v],t[2*v+1]);
}
array<int,2>query(int v,int l,int r,int tl,int tr){
if(l>r)return {-1,-1};
if(l==tl && r==tr)return t[v];
int tm = (tl+tr)/2;
return max(query(2*v,l,min(tm,r),tl,tm),
query(2*v+1,max(l,tm+1),r,tm+1,tr));
}
vector<int> solve_queries(int subtask_id, int n,const string &bits,const vector<int> &a, const std::vector<int> &b) {
int c = 0;
for(int i=0;i<n;i++){
for(int j=0;j<14;j++){
if(bits[c] == '1')T[i][0]+=(1<<j);
c++;
}
T[i][1] = i;
}
build(1,0,n-1);
int q = a.size();
vector<int> answers(q);
for(int i=0;i<q;i++){
answers[i] = query(1,a[i],b[i],0,n-1)[1];
}
return answers;
}
Compilation message
stub.cpp: In function 'void run2()':
stub.cpp:101:30: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
101 | if (query_answers.size() != M) {
| ~~~~~~~~~~~~~~~~~~~~~^~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
804 KB |
Output is correct |
2 |
Correct |
3 ms |
788 KB |
Output is correct |
3 |
Correct |
2 ms |
816 KB |
Output is correct |
4 |
Correct |
3 ms |
808 KB |
Output is correct |
5 |
Correct |
3 ms |
804 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
38 ms |
4292 KB |
Output is correct |
2 |
Correct |
39 ms |
4280 KB |
Output is correct |
3 |
Correct |
47 ms |
4180 KB |
Output is correct |
4 |
Correct |
56 ms |
4264 KB |
Output is correct |
5 |
Correct |
40 ms |
4300 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
34 ms |
6696 KB |
L is too large |
2 |
Halted |
0 ms |
0 KB |
- |