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 <stdlib.h>
#include <string.h>
#include <bits/stdc++.h>
#include "floppy.h"
using namespace std;
void read_array(int subtask_id, const std::vector<int> &v) {
std::string bits;
for (int i = 0; i < v.size(); i++) {
for (int j = 0; j <= 30; j++) {
if (v[i] & (1 << j)) bits += "1";
else bits += "0";
}
}
save_to_floppy(bits);
}
std::vector<int> solve_queries(int subtask_id, int N,
const std::string &bits,
const std::vector<int> &a, const std::vector<int> &b) {
std::vector<int> ans;
int M = a.size();
for (int i = 0; i < M; i++) {
function<pair<int,int>(int, int)> getmax = [&](int l, int r) {
l *= 30;
r *= 30;
int idx = l / 31;
pair<int, int> ans = {INT_MIN, 0};
while (l <= r) {
int p = 1, sum = 0, cnt = 31;
while (cnt--) {
if (bits[l] == '1') sum += p;
l++;
p <<= 1;
}
ans = max(ans, {sum, idx});
idx++;
}
return ans;
};
ans.push_back(getmax(a[i], b[i]).second);
}
return ans;
}
Compilation message (stderr)
floppy.cpp: In function 'void read_array(int, const std::vector<int>&)':
floppy.cpp:11:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
11 | for (int i = 0; i < v.size(); i++) {
| ~~^~~~~~~~~~
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) {
| ~~~~~~~~~~~~~~~~~~~~~^~~~
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