Rectangles

Ringkasan Tantangan

Count the rectangles in an ASCII diagram.

Visit the rectangles exercise on Exercism to read the full instructions and download the exercise files.

Community Solutions

Lihat Solusi Komunitas

The following are the top 3 community solutions by stars:

Solution 1 by @sumith1234 (⭐ 0) — View on Exercism
Solution 2 by @liuq901 (⭐ 0) — View on Exercism
Solution 3 by @taohanshuang (⭐ 0) — View on Exercism

Source: Exercism java/rectangles

💡 Lihat Solusi

class RectangleCounter {
    int countRectangles(String[] grid) {
        int count = 0;
        for(int i = 0; i < grid.length; i++) {
            for(int j = 0; j < grid[i].length(); j++) {
                if(grid[i].charAt(j) == '+') {
                    for(int k = j + 1; k < grid[i].length(); k++) {
                        if(grid[i].substring(j, k + 1).matches("^\\+[+-]*\\+$")) {
                            for(int l = i + 1; l < grid.length; l++) {
                                if(grid[l].substring(j, k + 1).matches("^[+|].*[+|]$")) {