Submission #392152

#	Time	Username	Problem	Language	Result	Execution time	Memory
392152		rainboy	Gondola (IOI14_gondola)	C++98	20 / 100	13 ms	1200 KiB

gondola

#include "gondola.h"

#define A	250000

int valid(int n, int aa[]) {
	static char used[A + 1];
	int i, j;

	for (i = 0; i < n; i++) {
		if (used[aa[i]])
			return 0;
		used[aa[i]] = 1;
	}
	for (i = 0; i < n; i++)
		if (aa[i] <= n) {
			for (j = 0; j < n; j++)
				if (aa[(i + j) % n] <= n && aa[(i + j) % n] != (aa[i] - 1 + j) % n + 1)
					return 0;
			return 1;
		}
  return 1;
}

int replacement(int n, int aa[], int bb[]) {
  return -2;
}

int countReplacement(int n, int aa[]) {
  return -3;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 10 / 10
• Subtask 4: 0 / 5
• Subtask 5: 0 / 10
• Subtask 6: 0 / 20
• Subtask 7: 0 / 5
• Subtask 8: 0 / 15
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10