public class Lab1{

    public static void main(String[] args) {
            int [] c = new int[14];
            float [] x = new float[20];
            int schet=15, k = 0;
            while (schet>=2) {
                c[k] = schet;
                schet--;
                k++;
            }
        for (int i = 0; i<20;i++) {
             x[i]=(float) ((Math.random() * 12.0)-8.0);
             if(x[i]>=3.0){
             x[i]=(float)3.0;
             }
        }
            double [][] t = new double [14][20];
            for (int i  = 0; i<14;i++){
                for (int j = 0; j<20;j++) {
                    switch (c[i]) {
                        case 2:
                        case 4:
                        case 7:
                        case 8:
                        case 9:
                        case 11:
                        case 14:
                            t[i][j] = Math.atan(Math.sin(Math.pow(Math.pow(((x[j] + 1) / x[j]), 3), (double)1/3)));
                            break;
                        case 10:
                            t[i][j] = Math.tan(0.5 * Math.pow((0.25 * (x[j] + 0.5)), x[j]));
                            break;
                        default:
                            t[i][j] = Math.pow(Math.cos(Math.pow(Math.E, x[j] * (3 - x[j]))), (double)1/3);
                            break;
                    }
                    System.out.printf("%9.5f", t[i][j]);
                    System.out.print(" ");
                }
                System.out.println();
            }

        }
}