В строке, содержащей максимальный элемент матрицы А(6,8), подсчитать сумму положительных элементов — QBasic(Бейсик)

DIM a(6, 8)
RANDOMIZE TIMER
FOR i = 1 TO 6
    FOR j = 1 TO 8
        a(i, j) = INT(RND * 50) - 25
    NEXT
NEXT
PRINT "ishodnyj massiv"
FOR i = 1 TO 6
    FOR j = 1 TO 8
        PRINT a(i, j);
    NEXT
    PRINT
NEXT
max = a(1, 1)
nmax = 1
FOR i = 1 TO 6
    FOR j = 1 TO 8
        IF a(i, j) > max THEN max = a(i, j): nmax = i
    NEXT
NEXT
FOR j = 1 TO 8
    IF a(nmax, j) > 0 THEN s = s + a(nmax, j)
NEXT
PRINT "summa="; s; "v stroke"; nmax