oj.uz

Submission #26819

# Submission time Handle Problem Language Result Execution time Memory
26819 2017-07-06T07:23:53 Z wangyenjen Broken Device (JOI17_broken_device) C++14
8 / 100
 162 ms 4640 KB 
/// Author: Wang, Yen-Jen
#include "Annalib.h"
#include <bits/stdc++.h>

using namespace std;

static bool st[150];
static bool val[150];
static bool vis[150];
static bitset<151> A[60];

void Anna(int N , long long X , int K , int P[]) {
    memset(st , 0 , sizeof(st));
    for(int i = 0; i < K; i++) st[P[i]] = 1;
    for(int i = 0; i < 60; i++) {
        A[i].reset();
        for(int j = 0; j < 70; j++) {
            int x = (i * 2 + j) % N;
            if(st[x]) A[i][x] = 0;
            else A[i][x] = 1;
        }
        A[i][N] = ((X>>i)&1);
    }
    memset(val , 0 , sizeof(val));
    memset(vis , 0 , sizeof(vis));
    int cnt = 0;
    for(int i = 0; i < N; i++) {
        int p = -1;
        for(int j = cnt; j < 60; j++) {
            if(A[j][i]) {
                p = j;
                break;
            }
        }
        if(p == -1) continue;
        if(p != cnt) swap(A[p] , A[cnt]);
        for(int j = cnt + 1; j < 60; j++) {
            if(A[j][i]) A[j] ^= A[cnt];
        }
        vis[i] = 1;
        if(++cnt == 60) break;
    }
    for(int i = 0; i < N; i++) {
        if(!st[i]) {
            if(!vis[i]) {
                vis[i] = 1;
                val[i] = 0;
            }
            else vis[i] = 0;
        }
        else vis[i] = 1;
    }
    for(int i = 59; i >= 0; i--) {
        int p = -1;
        for(int j = 0; j < N; j++) {
            if(A[i][j]) {
                if(vis[j]) {
                    A[i][N] = (A[i][N] ^ val[j]);
                    A[i][j] = 0;
                }
                else p = j;
            }
        }
        if(p != -1) {
            vis[p] = 1;
            val[p] = A[i][N];
        }
    }
    for(int i = 0; i < N; i++) assert(vis[i]);
    for(int i = 0; i < N; i++) Set(i , val[i]);
}

/// Author: Wang, Yen-Jen
#include "Brunolib.h"
#include <bits/stdc++.h>

using namespace std;

long long Bruno(int N , int A[]) {
    long long X = 0;
    for(int i = 0; i < 60; i++) {
        for(int j = 0; j < 70; j++) {
            int t = (i * 2 + j) % N;
            X ^= ((long long)A[t]<<i);
        }
    }
    return X;
}

Subtask #1
8.0 / 100.0

# Verdict Execution time Memory Grader output
1 Partially correct 119 ms 4640 KB Output is partially correct - L* = 14
2 Partially correct 122 ms 4640 KB Output is partially correct - L* = 14
3 Partially correct 114 ms 4640 KB Output is partially correct - L* = 14
4 Partially correct 119 ms 4640 KB Output is partially correct - L* = 14
5 Partially correct 106 ms 4640 KB Output is partially correct - L* = 15
6 Partially correct 105 ms 4640 KB Output is partially correct - L* = 14
7 Partially correct 142 ms 4640 KB Output is partially correct - L* = 15
8 Partially correct 136 ms 4640 KB Output is partially correct - L* = 14
9 Partially correct 162 ms 4640 KB Output is partially correct - L* = 14
10 Partially correct 119 ms 4640 KB Output is partially correct - L* = 15
11 Partially correct 142 ms 4640 KB Output is partially correct - L* = 14
12 Partially correct 138 ms 4640 KB Output is partially correct - L* = 14
13 Partially correct 138 ms 4640 KB Output is partially correct - L* = 17
14 Partially correct 129 ms 4640 KB Output is partially correct - L* = 14
15 Partially correct 122 ms 4640 KB Output is partially correct - L* = 14
16 Partially correct 119 ms 4640 KB Output is partially correct - L* = 14
17 Partially correct 126 ms 4640 KB Output is partially correct - L* = 15
18 Partially correct 135 ms 4640 KB Output is partially correct - L* = 14
19 Partially correct 132 ms 4640 KB Output is partially correct - L* = 14
20 Partially correct 155 ms 4640 KB Output is partially correct - L* = 14
21 Partially correct 152 ms 4640 KB Output is partially correct - L* = 14
22 Partially correct 139 ms 4640 KB Output is partially correct - L* = 14
23 Partially correct 132 ms 4640 KB Output is partially correct - L* = 14
24 Partially correct 142 ms 4640 KB Output is partially correct - L* = 15
25 Partially correct 125 ms 4640 KB Output is partially correct - L* = 14
26 Partially correct 122 ms 4640 KB Output is partially correct - L* = 14
27 Partially correct 126 ms 4640 KB Output is partially correct - L* = 15
28 Partially correct 129 ms 4640 KB Output is partially correct - L* = 14
29 Partially correct 119 ms 4640 KB Output is partially correct - L* = 14
30 Partially correct 132 ms 4640 KB Output is partially correct - L* = 14
31 Partially correct 125 ms 4640 KB Output is partially correct - L* = 14
32 Partially correct 132 ms 4640 KB Output is partially correct - L* = 14
33 Partially correct 119 ms 4640 KB Output is partially correct - L* = 14
34 Partially correct 129 ms 4640 KB Output is partially correct - L* = 14
35 Partially correct 125 ms 4640 KB Output is partially correct - L* = 14
36 Partially correct 135 ms 4640 KB Output is partially correct - L* = 15
37 Partially correct 122 ms 4640 KB Output is partially correct - L* = 14
38 Partially correct 119 ms 4640 KB Output is partially correct - L* = 14
39 Partially correct 114 ms 4640 KB Output is partially correct - L* = 14
40 Partially correct 108 ms 4640 KB Output is partially correct - L* = 14