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Submission #876558

# Submission time Handle Problem Language Result Execution time Memory
876558 2023-11-22T00:00:31 Z MinaRagy06 Brperm (RMI20_brperm) C++17
0 / 100
 2 ms 2392 KB 
#include <bits/stdc++.h>
#include "brperm.h"
#ifdef MINA
#include "grader.cpp"
#endif
using namespace std;
#define ll long long
 
int rev(int x, int k) {
	int y = 0;
	for (int i = 0; i < k; i++) {
		y |= ((x >> (k - 1 - i)) & 1) << i;
	}
	return y;
}
char a[500'005];
int N;
void init(int n, const char s[]) {
	for (int i = 0; i < n; i++) {
		a[i] = s[i];
	}
	N = n;
}
int query(int i, int k) {
	int ok = 1;
	assert(i + (1 << k) - 1 < N);
	for (int j = i; j < i + (1 << k); j++) {
// 		assert(rev(j - i, k) + i < N && j < N);
		ok &= a[rev(j - i, k) + i] == a[j];
	}
	return ok;
}

Subtask #1
0 / 13.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 600 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #2
0 / 37.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 600 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 17.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 2392 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #4
0 / 33.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 600 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -