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Annotation of 43BSDTahoe/usr.lib/learn/C/L11.1a, revision 1.1

1.1     ! root        1: #print
        !             2: With your 'cc' command you can give the name of
        !             3: an object file to be loaded with your program.
        !             4: For example
        !             5:    cc x.c y.o
        !             6: will load the previously compiled program 'y' along with
        !             7: the program 'x' to be compiled now.
        !             8: 
        !             9: The file "getnum.o" contains a subroutine "getnum" which
        !            10: reads an integer and returns its value.
        !            11: Write a program which reads a number and decides
        !            12: whether or not it is a multiple of 23.  If so print
        !            13: "yes" and otherwise print "no".
        !            14: Compile and test; then type "ready".
        !            15: #once #create Ref1
        !            16: 23000
        !            17: #once #create Ref2
        !            18: 23001
        !            19: #once cp %s/getnum.o .
        !            20: #user
        !            21: a.out <Ref1 >z1
        !            22: a.out <Ref2 >z2
        !            23: grep yes z1 >/dev/null || grep no z2 >/dev/null
        !            24: #succeed
        !            25: /*     One way: */
        !            26: 
        !            27: main() {
        !            28:        if (getnum()%23 == 0)
        !            29:                printf("yes\n");
        !            30:        else
        !            31:                printf("no\n");
        !            32: }
        !            33: #log
        !            34: #next
        !            35: 12.1a 10

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