P1498 南蛮图腾

// Problem: P1498 南蛮图腾
// Contest: Luogu
// URL: https://www.luogu.com.cn/problem/P1498
// Memory Limit: 125 MB
// Time Limit: 1000 ms
// User: Pannnn

#include <bits/stdc++.h>

using namespace std;

template<class T>
void debugVector(const T &a) {
    cout << "[ ";
    for (size_t i = 0; i < a.size(); ++i) {
        cout << a[i] << (i == a.size() - 1 ? " " : ", ");
    }
    cout << "]" << endl;
}

template<class T>
void debugMatrix2(const T &a) {
    for (size_t i = 0; i < a.size(); ++i) {
        debugVector(a[i]);
    }
}

template<class T>
using matrix2 = vector<vector<T>>;

template<class T>
vector<vector<T>> getMatrix2(size_t n, size_t m, T init = T()) {
    return vector<vector<T>>(n, vector<T>(m, init));
}

template<class T>
using matrix3 = vector<vector<vector<T>>>;

template<class T>
vector<vector<vector<T>>> getMatrix3(size_t x, size_t y, size_t z, T init = T()) {
    return vector<vector<vector<T>>>(x, vector<vector<T>>(y, vector<T>(z, init)));
}

vector<int> genBigInteger(string a) {
    vector<int> res;
    for (int i = a.size() - 1; i >= 0; --i) {
        res.push_back(a[i] - '0');
    }
    return res;
}

void printBigInteger(vector<int> a) {
    for (size_t i = a.size() - 1; i >= 0; --i) {
        cout << a[i];
    }
}

vector<int> addBigInteger(vector<int> a, vector<int> b) {
    vector<int> res;
    int pre = 0;
    for (size_t i = 0; i < a.size() || i < b.size() || pre; ++i) {
        if (i < a.size()) pre += a[i];
        if (i < b.size()) pre += b[i];
        res.push_back(pre % 10);
        pre /= 10;
    }
    return res;
}

void nextPic(matrix2<char> &info) {
    matrix2<char> tmp = getMatrix2(info.size(), info[0].size(), ' ');
    for (int i = 0; i < info.size(); ++i) {
        tmp[i].insert(tmp[i].begin() + tmp[i].size() / 2, info[i].begin(), info[i].end());
        vector<char> t(info[i]);
        info[i].insert(info[i].end(), t.begin(), t.end());
        // debugVector(tmp[i]);
    }
    
    info.insert(info.end(), tmp.begin(), tmp.end());
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    
    // 原始图案倒序存储
    // 每次向右复制一个，向下复制一个
    // 最后倒序输出
    matrix2<char> res = getMatrix2<char>(2, 4);
    res[0] = {'/', '_', '_', '\\'};
    res[1] = {' ', '/', '\\', ' '};
    
    int n;
    cin >> n;
    while (--n) {
        nextPic(res);
    }
    for (int i = res.size() - 1; i >= 0; --i) {
        for (int j = 0; j < res[i].size(); ++j) {
            cout << res[i][j];
        }
        cout << endl;
    }
    // debugVector(res[1]);
    return 0;
}