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답안 #140243

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
140243 2019-08-02T11:05:23 Z egorlifar Sailing Race (CEOI12_race) C++17
0 / 100
 380 ms 2552 KB 
/*
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 */
#include <iostream>
#include <complex>
#include <vector>
#include <string>
#include <algorithm>
#include <cstdio>
#include <numeric>
#include <cstring>
#include <ctime>
#include <cstdlib>
#include <set>
#include <map>
#include <unordered_map>
#include <unordered_set>
#include <list>
#include <cmath>
#include <bitset>
#include <cassert>
#include <queue>
#include <stack>
#include <deque>
#include <random>
 
using namespace std;
template<typename T1, typename T2>inline void chkmin(T1 &x, T2 y) { x = (x > y ? y: x);}
template<typename T1, typename T2>inline void chkmax(T1 &x, T2 y) { x = (x < y ? y: x);}
#define sz(c) (int)(c).size()
#define all(c) (c).begin(), (c).end()
#define rall(c) (c).rbegin(), (c).rend()
#define left left224
#define right right224
#define next next224
#define rank rank224
#define prev prev224
#define y1 y1224
#define read(FILENAME) freopen((FILENAME + ".in").c_str(), "r", stdin)
#define write(FILENAME) freopen((FILENAME + ".out").c_str(), "w", stdout)
#define files(FILENAME) read(FILENAME), write(FILENAME)
#define pb push_back
#define mp make_pair
const string FILENAME = "input";
const int MAXN = 501;

int n, k;
bitset<501> b[MAXN];
int dp[MAXN][MAXN][2];


int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    //read(FILENAME); 
    cin >> n >> k;
    assert(k == 0);
    for (int i = 0; i < n; i++) {
        int a;
        while (cin >> a) {
            if (a == 0) {
                break;
            }
            b[i][a - 1] = true;
        }
    }
    for (int len = 0; len <= n - 1; len++) {
        for (int i = 0; i < n; i++) {
            int j = (i + len) % n;
            for (int t = 0; t < 2; t++) {
                dp[len][i][t] = 1;
                int cur = (t == 0 ? i: j);
                for (int k = 0; k <= len; k++) {
                    int g = (i + k >= n ? i + k - n: i + k);
                    if (g != cur) {
                        if (b[cur][g]) {
                            chkmax(dp[len][i][t], dp[k][i][1] + 1);
                            chkmax(dp[len][i][t], dp[(len - k)][g][0] + 1);
                        }
                    }
                }
            }
        }
    }
    int res = 0;
    int pos = -1;
    for (int i =  0; i < n; i++) {
        chkmax(res, dp[n - 1][i][0]);
        if (res == dp[n - 1][i][0]) {
            pos = i;
        }
        chkmax(res, dp[n - 1][i][1]);
        if (res == dp[n - 1][i][1]) {
            pos = (i + n - 1) % n;
        }
    }
    cout << res - 1 << endl;
    cout << pos << endl;
    return 0; 
}

Subtask #1
0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 424 KB Output isn't correct
2 Runtime error 3 ms 508 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Runtime error 3 ms 636 KB Execution killed with signal 11 (could be triggered by violating memory limits)
4 Runtime error 3 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
5 Incorrect 3 ms 504 KB Output isn't correct
6 Runtime error 3 ms 632 KB Execution killed with signal 11 (could be triggered by violating memory limits)
7 Incorrect 5 ms 632 KB Output isn't correct
8 Runtime error 3 ms 632 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Incorrect 8 ms 760 KB Output isn't correct
10 Incorrect 7 ms 760 KB Output isn't correct
11 Incorrect 11 ms 760 KB Output isn't correct
12 Runtime error 3 ms 632 KB Execution killed with signal 11 (could be triggered by violating memory limits)
13 Runtime error 3 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
14 Incorrect 216 ms 2000 KB Output isn't correct
15 Runtime error 3 ms 632 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Runtime error 3 ms 632 KB Execution killed with signal 11 (could be triggered by violating memory limits)
17 Runtime error 3 ms 504 KB Execution killed with signal 11 (could be triggered by violating memory limits)
18 Incorrect 380 ms 2552 KB Output isn't correct
19 Runtime error 3 ms 632 KB Execution killed with signal 11 (could be triggered by violating memory limits)
20 Runtime error 3 ms 632 KB Execution killed with signal 11 (could be triggered by violating memory limits)