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답안 #949791

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
949791 2024-03-19T17:48:10 Z rainboy 양말 찾기 (KPI13_socks) C++
0 / 1
 1818 ms 65536 KB 
#include <ctype.h>
#include <stdio.h>

#define L	31	/* L = ceil(log2(2 * 10^9 + 1)) */

char c; int sgn;

void read(int *a) {
	while (1)
		if (isdigit(c = getchar()) || c == '-')
			break;
	sgn = 1;
	if (c == '-')
		sgn = -1, c = getchar();
	*a = 0;
	for ( ; isdigit(c); c = getchar())
		*a = *a * 10 + c - '0';
	*a *= sgn;
}

int main() {
	static int xx[L];
	int n, l, a, b, x, tmp;

	read(&n);
	x = 0;
	while (n--) {
		read(&a);
		x ^= a;
		for (l = 0; l < L; l++)
			if ((a & 1 << l) != 0)
				xx[l] ^= a;
	}
	a = 0, b = x;
	for (l = 0; l < L; l++)
		if (xx[l] != 0 && xx[l] != x) {
			a = xx[l], b = x ^ xx[l];
			break;
		}
	if (a > b)
		tmp = a, a = b, b = tmp;
	printf("%d %d\n", a, b);
	return 0;
}

Subtask #1
0 / 1.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1732 ms 388 KB Output is correct
12 Correct 1737 ms 396 KB Output is correct
13 Runtime error 1818 ms 65536 KB Memory limit exceeded
14 Halted 0 ms 0 KB -