bai1 - NDDCoder

#include <iostream>
#include <vector>
#include <cstdlib>
#include <ctime>
#include <algorithm>

using namespace std;

int calcScore(int value) {
    switch (value) {
        case 1: return 10;
        case 2: return 3;
        case 3: return -5;
        default: return 0;
    }
}

bool isBomb(int value) {
    return value == 4;
}

char display(int value, bool isDug) {
    if (isDug) return 'X';
    switch (value) {
        case 1: return 'V';
        case 2: return 'D';
        case 3: return 'T';
        case 4: return '*';
        default: return '.';
    }
}

int main() {
    srand(time(0));
    int n, K;
    cout << "Nhap kich thuoc ban do n x n: ";
    cin >> n;

int total = n * n;
    int gold = total * 10 / 100;
    int rock = total * 20 / 100;
    int trap = total * 10 / 100;
    int bomb = total * 5 / 100;
    int empty = total - (gold + rock + trap + bomb);

vector<int> flatMap;
    flatMap.insert(flatMap.end(), gold, 1);
    flatMap.insert(flatMap.end(), rock, 2);
    flatMap.insert(flatMap.end(), trap, 3);
    flatMap.insert(flatMap.end(), bomb, 4);
    flatMap.insert(flatMap.end(), empty, 0);
    random_shuffle(flatMap.begin(), flatMap.end());

vector<vector<int>> map(n, vector<int>(n));
    vector<vector<bool>> dug(n, vector<bool>(n, false));
    for (int i = 0; i < total; ++i)
        map[i / n][i % n] = flatMap[i];

cout << "Nhap so luot choi toi da (K): ";
    cin >> K;

int score = 0;
    bool gameOver = false;

while (K > 0 && !gameOver) {
        int i, j;
        cout << "\nLuot con lai: " << K << ". Nhap toa do i j (0-based): ";
        cin >> i >> j;

if (i < 0 || i >= n || j < 0 || j >= n) {
            cout << "Toa do khong hop le. Thu lai.\n";
            continue;
        }
        if (dug[i][j]) {
            cout << "O nay da dao roi.\n";
            continue;
        }

dug[i][j] = true;

if (isBomb(map[i][j])) {
            cout << "Trung bom!\n";
            score = 0;
            gameOver = true;
        } else {
            int s = calcScore(map[i][j]);
            score += s;
            cout << "Dao duoc: " << s << " diem. Tong diem: " << score << endl;
        }

K--;
    }

cout << "\n=== TRO CHOI KET THUC ===\n";
    cout << "Tong diem: " << score << endl;

cout << "\n=== BAN DO CUOI CUNG ===\n";
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            cout << display(map[i][j], dug[i][j]) << " ";
        }
        cout << endl;
    }

return 0;
}