MatrixPermutations

private static void calculateIteration1(Matrix a, Matrix b, Matrix c, int idxR, int idxC) {
        int indexR = 0, indexC = 0;

        float cnt = -3.0F;

        while(true) {

            if(a.data[idxR][idxC] == 3.0F) break;

            if(indexR == 2 && indexC == 2) {
                a.data[idxR][idxC] += 0.1F;
                if(a.data[idxR][idxC] > 3.0F) {
                    a.data[idxR][idxC] = 3.0F;
                }
            }
            if(indexC == 2 && indexR != 2 && cnt == 3.0F) {
                indexR++;
                indexC = 0;
                cnt = -3.0F;
            }else {
                if(cnt == 3.0F) {
                    indexC++;
                    cnt = -3.0F;
                }
            }

            if(indexR != idxR && indexC != idxC) a.data[indexR][indexC] = cnt;

            cnt = cnt + 0.1F;
            if(cnt > 3.0F) cnt = 3.0F;

            if(Matrix.multiply(a, b).isEqual(c) && (a.getDeterminant() == -1 || a.getDeterminant() == 0 || a.getDeterminant() == 1)) {
                System.out.println("Found Matrix !");
                System.out.println();
                a.printData();
                return;
            }
            iterations++;
        }
    }