Сформировать матрицу М(3,4), состоящую из случайных целых чисел в интервале от 15 до 100. Составить вектор А из элементов матрицы М, кратным трём. Упорядочить вектор А по убыванию- QBasic(Бейсик)

CLS
RANDOMIZE TIMER
ny = 3
nx = 4
DIM a(ny, nx)
FOR y = 1 TO ny
    FOR x = 1 TO nx
        a(y, x) = FIX(RND * 86 + 15)
    NEXT
NEXT
FOR y = 1 TO ny
    FOR x = 1 TO nx
        IF a(y, x) MOD 3 = 0 THEN k = k + 1
    NEXT
NEXT
DIM b(k)
FOR y = 1 TO ny
    FOR x = 1 TO nx
        IF a(y, x) MOD 3 = 0 THEN i = i + 1: b(i) = a(y, x)
    NEXT
NEXT
FOR i = 1 TO k
    FOR j = 2 TO k
        IF b(j) > b(j - 1) THEN SWAP b(j), b(j - 1)
    NEXT
NEXT
PRINT "matrica"
FOR y = 1 TO ny
    FOR x = 1 TO nx
        PRINT a(y, x);
    NEXT
    PRINT
NEXT
PRINT "vektor A"
FOR i = 1 TO k
    PRINT b(i);
NEXT

CLS
RANDOMIZE TIMER
ny = 3
nx = 4
DIM a(nx, ny)
FOR y = 1 TO ny
    FOR x = 1 TO nx
        a(x, y) = FIX(RND * 86 + 15)
    NEXT
NEXT
FOR y = 1 TO ny
    FOR x = 1 TO nx
        IF a(x, y) MOD 3 = 0 THEN k = k + 1
    NEXT
NEXT
DIM b(k)
FOR y = 1 TO ny
    FOR x = 1 TO nx
        IF a(x, y) MOD 3 = 0 THEN i = i + 1: b(i) = a(x, y)
    NEXT
NEXT
FOR i = 1 TO k
    FOR j = 2 TO k
        IF b(j) > b(j - 1) THEN SWAP b(j), b(j - 1)
    NEXT
NEXT
PRINT "matrica"
FOR y = 1 TO ny
    FOR x = 1 TO nx
        PRINT a(x, y);
    NEXT
    PRINT
NEXT
PRINT "vektor A"
FOR i = 1 TO k
    PRINT b(i);
NEXT