Submission #530901

#	Time	Username	Problem	Language	Result	Execution time	Memory
530901		qwerasdfzxcl	Broken Device (JOI17_broken_device)	C++14	100 / 100	40 ms	2432 KiB

Anna

#include "Annalib.h"
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

static int a[] = {107,20,63,15,106,41,147,91,77,60,141,9,2,139,128,133,132,94,118,105,21,119,48,61,57,87,35,23,82,75,98,55,62,34,131,145,142,29,78,30,99,113,89,76,84,26,32,45,66,28,80,24,83,19,36,38,92,18,54,93,79,125,13,27,116,49,58,140,4,112,135,111,31,53,123,70,73,11,138,110,39,104,129,126,74,115,69,59,42,130,90,16,95,1,47,46,43,8,25,72,52,120,146,71,7,5,96,51,144,85,68,114,65,64,148,109,56,50,37,108,10,117,86,33,17,102,103,40,88,67,149,14,122,136,97,143,81,127,124,121,22,100,0,3,101,6,134,12,137,44};

void Anna( int N, long long X, int K, int P[] ){
    bool chk[150] = {0};
    for (int i=0;i<K;i++) chk[P[i]] = 1;
    for (int i=0;i<150;i+=2){
        if (chk[a[i]] && chk[a[i+1]]) {Set(a[i], 0); Set(a[i+1], 0);}

        else if (chk[a[i]]){
            if (X%3==0) {Set(a[i], 0); Set(a[i+1], 1); X /= 3;}
            else {Set(a[i], 0); Set(a[i+1], 0);}
        }

        else if (chk[a[i+1]]){
            if (X%3==1) {Set(a[i], 1); Set(a[i+1], 0); X /= 3;}
            else {Set(a[i], 0); Set(a[i+1], 0);}
        }

        else {
            if (X%3==0) {Set(a[i], 0); Set(a[i+1], 1);}
            else if (X%3==1) {Set(a[i], 1); Set(a[i+1], 0);}
            else {Set(a[i], 1); Set(a[i+1], 1);}
            X /= 3;
        }
    }
}

Bruno

#include "Brunolib.h"
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

static int a[] = {107,20,63,15,106,41,147,91,77,60,141,9,2,139,128,133,132,94,118,105,21,119,48,61,57,87,35,23,82,75,98,55,62,34,131,145,142,29,78,30,99,113,89,76,84,26,32,45,66,28,80,24,83,19,36,38,92,18,54,93,79,125,13,27,116,49,58,140,4,112,135,111,31,53,123,70,73,11,138,110,39,104,129,126,74,115,69,59,42,130,90,16,95,1,47,46,43,8,25,72,52,120,146,71,7,5,96,51,144,85,68,114,65,64,148,109,56,50,37,108,10,117,86,33,17,102,103,40,88,67,149,14,122,136,97,143,81,127,124,121,22,100,0,3,101,6,134,12,137,44};

long long Bruno( int N, int A[] ){
    ll ans = 0;
    for (int i=148;i>=0;i-=2){
        if (!A[a[i]] && !A[a[i+1]]) continue;
        ans *= 3;
        if (A[a[i]]==0 && A[a[i+1]]==1) ans += 0;
        else if (A[a[i]]==1 && A[a[i+1]]==0) ans += 1;
        else ans += 2;
    }
    return ans;
}

• Subtask 1: 100 / 100