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Submission #827169

# Submission time Handle Problem Language Result Execution time Memory
827169 2023-08-16T09:33:46 Z rainboy Brperm (RMI20_brperm) C
0 / 100
 112 ms 3028 KB 
#include "brperm.h"
#include <string.h>

#define N	500000

char cc[N + 1];

void init(int n, const char *cc_) {
	memcpy(cc, cc_, n * sizeof *cc_);
}

int query(int i_, int k) {
	int n_ = 1 << k;
	for (int i = 0, j = 1; j < n_; j++) {
		for (int m = n_ >> 1; ((i ^= m) & m) == 0; m >>= 1)
			;
		if (cc[i_ + i] != cc[i_ + j])
			return 0;
	}
	return 1;
}

Subtask #1
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 37.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 17.0

# Verdict Execution time Memory Grader output
1 Runtime error 112 ms 3028 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 33.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -