1樓：匿名使用者
private sub command1_click()
dim j%, k%, m%, n%, marr(1 to 80), oarr(), earr(), zarr(), q%, e%, tmp%, z%, msum%
q = 1
e = 1
z = 1
print "80個隨機整數："
for j = 1 to 80
randomize
marr(j) = int(90 * rnd + 10)
print cstr(marr(j)); spc(2);
if j mod 10 = 0 then print
next j
for m = 1 to 79 '排序
for n = 80 to m + 1 step -1
if marr(n) < marr(n - 1) then tmp = marr(n): marr(n) = marr(n - 1): marr(n - 1) = tmp
next n
next m
for m = 1 to 80 '奇偶分組
if marr(m) mod 2 = 1 then
redim preserve oarr(1 to q)
oarr(q) = marr(m)
q = q + 1
else
redim preserve earr(1 to e)
earr(e) = marr(m)
e = e + 1
end if
if zs(cint(marr(m))) = true then '素數分組
redim preserve zarr(1 to z)
zarr(z) = marr(m)
msum = msum + zarr(z)
z = z + 1
end if
next m
print "偶數：" '在窗體輸出
for m = 1 to ubound(earr)
print cstr(earr(m)); spc(2);
if m mod 10 = 0 then print
next m
print "奇數："
for m = 1 to ubound(oarr)
print cstr(oarr(m)); spc(2);
if m mod 10 = 0 then print
next m
print "素數："
for m = 1 to ubound(zarr)
print cstr(zarr(m)); spc(2);
if m mod 10 = 0 then print
next m
print "素數個數："; ubound(zarr)
print "素數之和："; msum
end sub
private function zs(x as integer) as boolean '素數判斷子過程
dim d%
if x = 2 then zs = true: exit function
for d = 2 to int(sqr(x))
if x mod d = 0 then exit for: zs = false
if d = int(sqr(x)) then zs = true
next
end function
2樓：洒家不戒女色
private sub command1_click()
dim i as integer
dim j as integer
dim k as integer
dim oddcount as integer
dim evencount as integer
dim primecount as integer
dim temp as integer
dim sumprime as long
dim arrrnd(80) as integer
dim arrodd(80) as integer
dim arreven(80) as integer
dim arrprime(80) as integer
randomize
for i = 0 to 79
recreate:
arrrnd(i) = int((rnd * 90) + 10)
for k = 0 to i - 1
if arrrnd(k) = arrrnd(i) then
goto recreate
end if
next k
if prime(arrrnd(i)) = true then
arrprime(primecount) = arrrnd(i)
sumprime = sumprime + arrrnd(i)
primecount = primecount + 1
end if
if arrrnd(i) mod 2 <> 0 then
arrodd(oddcount) = arrrnd(i)
for j = oddcount to 1 step -1
if arrodd(j) > arrodd(j - 1) then
temp = arrodd(j)
arrodd(j) = arrodd(j - 1)
arrodd(j - 1) = temp
end if
next j
oddcount = oddcount + 1
else
arreven(evencount) = arrrnd(i)
for j = evencount to 1 step -1
if arreven(j) < arreven(j - 1) then
temp = arreven(j)
arreven(j) = arreven(j - 1)
arreven(j - 1) = temp
end if
next j
evencount = evencount + 1
end if
next i
print "隨機數:"
for i = 0 to 79
if i mod 10 <> 9 then
print arrrnd(i);
else
print arrrnd(i)
end if
next i
print "奇數(從大到小):"
for i = 0 to oddcount - 1
if i mod 10 <> 9 then
print arrodd(i);
else
print arrodd(i)
end if
next i
print "偶數(從小到大):"
for i = 0 to evencount - 1
if i mod 10 <> 9 then
print arreven(i);
else
print arreven(i)
end if
next i
print "素數:"
for i = 0 to primecount - 1
if i mod 10 <> 9 then
print arrprime(i);
else
print arrprime(i)
end if
next i
print "素數個數:" & primecount & " 素數和:" & sumprime
end sub
private function prime(byval number as integer) as boolean
if number mod 2 = 0 then
prime = false
exit function
else
for i = 3 to int(sqr(number)) step 1
if number mod i = 0 then
prime = false
exit function
end if
next i
end if
prime = true
end function
vb程式設計-利用隨機函式產生80個10～99之間的隨機整數 5
3樓：匿名使用者
option explicit
private sub command1_click()
dim a(80) as integer, b() as integer, nb as integer
dim i as integer, j as integer, t as integer
'隨機生成80個隨機數
text1.text = ""
randomize
for i = 1 to 80
a(i) = int(90 * rnd) + 10
text1.text = text1.text & a(i) & " "
'每顯示十個數字換行
if i mod 10 = 0 then text1.text = text1.text & chr(13) & chr(10)
next i
'查詢奇數並到新陣列中
for i = 1 to 80
if a(i) mod 2 = 1 then
nb = nb + 1
redim preserve b(nb)
b(nb) = a(i)
end if
next i
'對奇數排序
for i = 1 to nb - 1
for j = i + 1 to nb
if b(i) > b(j) then
t = b(i)
b(i) = b(j)
b(j) = t
end if
next j
next i
'輸出奇數到文字框
text2.text = ""
for i = 1 to nb
text2.text = text2.text & b(i) & " "
if i mod 10 = 0 then text2.text = text2.text & chr(13) & chr(10)
next i
'查詢輸出素數
text3.text = ""
t = 0
for i = 1 to 80
if sushu(a(i)) = true then
t = t + 1
text3.text = text3.text & a(i) & " "
if t mod 10 = 0 then text3.text = text3.text & chr(13) & chr(10)
end if
next i
end sub
private function sushu(n as integer) as boolean '判斷某數是否素數
dim i as integer, p as integer
p = int(sqr(n))
for i = 2 to p
if n mod i = 0 then exit for
next i
if i > p then sushu = true
end function
窗體上放text1,text2,text3,command1，文字框要設定換行和滾動條
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