Grammalecte  Diff

                        matrix[i-1][j-1] + nCost    // Substitution
                    );
                    if (i > 1 && j > 1 && s1[i] == s2[j-1] && s1[i-1] == s2[j]) {
                        matrix[i][j] = Math.min(matrix[i][j], matrix[i-2][j-2] + nCost);  // Transposition
                    }
                }
            }
            return Math.floor(matrix[nLen1][nLen2]);
            return matrix[nLen1][nLen2];
        }
        catch (e) {
            console.error(e);
        }
    },

    showDistance (s1, s2) {