QBasic Programming:

To Check whether the given number is Armstrong or not

CLS
INPUT "Enter any number"; N
A = N
S = 0
WHILE N <>0
R = N MOD 10
S = S + R ^ 3
N = N \ 10
WEND
IF A = S THEN
PRINT " The given number is armstrong"
ELSE
PRINT "The given number is not armstrong"
END IF
END