Submission #1282143

#	Time	Username	Problem	Language	Result	Execution time	Memory
1282143		cjspd_oly	Lost in the cycle (IOI19_cycle)	C++17	100 / 100	1 ms	388 KiB

cycle

#include "cycle.h"

void escape(int n)
{
	int l = 0, r = n - 1;
	int prev = 0;

	while (l < r)
	{
		int mid = (l + r + 1) / 2;
		int x = jump((mid - prev + n) % n);
		if (x)
			l = mid;
		else
			r = mid - 1;

		prev = mid;
	}
	jump((l - prev + n) % n);
}

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