Submission #400981

#	Time	Username	Problem	Language	Result	Execution time	Memory
400981		jairRS	Finding Routers (IOI20_routers)	C++17	37 / 100	2 ms	288 KiB

routers

#include "routers.h"
#define pb push_back
using namespace std;

std::vector<int> find_routers(int l, int n, int q) {
  vector<int> ans = {0};

	int lastRouter = 0;
	int lastRouterIndex = 0;

	for (int i = 0; i <= l; i++)
	{
		int detected = use_detector(i);
		if(detected != lastRouter){
			int nextRouter = lastRouterIndex + (i - 1 - lastRouterIndex)*2;
			ans.pb(nextRouter);
			lastRouter = detected;
			lastRouterIndex = nextRouter;
			i = lastRouterIndex;
		}
	}

	return ans;
}

• Subtask 1: 16 / 16
• Subtask 2: 21 / 21
• Subtask 3: 0 / 23
• Subtask 4: 0 / 40