RosettaCodeData/Task/Variables/Bc/variables.bc

a = 1  /* global variables */

define add(a,b) { /* function parameters */
    return a+b
}

define test(c) { /* local variables ('auto') */
    auto a
    a = 2
    return c / a
}

{ print a,"\n"
print add(1,2),"\n"
print test(120),"\n" }