#include <bits/stdc++.h>
#include "bperm.h"
using namespace std;
const int nmax = 100005;
int n;
char c[nmax];
void init(int N, const char C[]) {
n = N;
for (int i = 0; i < N; i++) {
c[i] = C[i];
}
}
int rev(int x, int k) {
int res = 0,cnt = 0;
for (int i = k - 1; i >= 0; i--) {
if (x & (1 << i)) res += (1 << cnt);
cnt++;
}
return res;
}
int query(int i, int k) {
if (i + (1 << k) - 1 >= n) return 0;
int limit = i + (1 << k) - 1;
for (int j = i; j <= limit; j++) {
if (c[j] != c[rev(j - i , k) + i]) return 0;
}
return 1;
}
Compilation message
brperm.cpp:2:10: fatal error: bperm.h: No such file or directory
2 | #include "bperm.h"
| ^~~~~~~~~
compilation terminated.
