Answer to Question #320431 in Algorithms for NTANGA

Question

Rewrite the following for-loop as a pre-test while-loop. (6)

for x = 1 to 10

for y = 10 to x

if y MOD 2 = 0 then

display "*"

else

display "#"

endif

display " " ~newline

Answer 1

x = 1
while x <= 10
    y = 10
    while y >= x
        if y MOD 2 = 0 then
            display "*"
        else
            display "#"
        endif
        y = y - 1
    display " " ~newline
    x = x + 1