Files
sum_counter/sum.bas
2021-04-17 15:54:31 +03:00

21 lines
348 B
QBasic

#define floor(x) ((x*2.0-0.5)shr 1)
Dim last As Long
Dim As Long num, digit, sum, start, end_
start = 0
end_ = 1000000000
repeat:
If start < end_ Then
num = end_
Do
If num = 0 Then Exit Do
digit = num Mod 10
sum = sum + digit
num = floor(num / 10)
Loop
end_ = end_ - 1
Goto repeat
End If
Print sum