Submission #112568

#	Time	Username	Problem	Language	Result	Execution time	Memory
112568		tincamatei	Broken Device (JOI17_broken_device)	C++14	41 / 100	83 ms	3072 KiB

Anna

#include "Annalib.h"
#include <cstdio>

const int MAX_N = 150;

bool broken[MAX_N];

void Anna(int N, long long X, int k, int P[]) {
	int lb = 0;
	
	for(int i = 0; i < N; ++i)
		broken[i] = false;
	for(int i = 0; i < k; ++i)
		broken[P[i]] = true;

	for(int i = 0; i < N; i += 2) {
		if(broken[i] || broken[i + 1] || lb >= 62) {
			Set(i, 0);
			Set(i + 1, 0);
		} else if(lb < 62) {
			Set(i, 1);
			Set(i + 1, ((1LL << lb) & X) > 0);
			++lb;
		}
	}
}

Bruno

#include "Brunolib.h"
#include <cstdio>

long long Bruno(int N, int A[]) {
	int lb = 0;
	long long rez = 0LL;
	for(int i = 0; i < N; i += 2) {
		if(lb < 62 && A[i] == 1) {
			rez = ((((long long)A[i + 1]) << lb) | rez);
			++lb;
		}
	}
	return rez;
}

• Subtask 1: 41 / 100