Submission #838387

#	Time	Username	Problem	Language	Result	Execution time	Memory
838387		beaboss	Lost in the cycle (IOI19_cycle)	C++14	0 / 100	1 ms	276 KiB

cycle

#include "cycle.h"

void escape(int n) {
	bool works = jump(0);

	while (!works) jump(n/2);

	int lo = 0;
	int hi = n/2;
	int cur_dist = 0;

	while (lo < hi) {
		int m = (lo + hi)/2;

		if (jump((m - cur_dist + n) % n)) {
			lo = m;
		} else hi = m-1;

		cur_dist = m;
	}

	jump((lo - cur_dist + n) % n);

}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 33
• Subtask 3: 0 / 56