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Annotation of 43BSD/usr.lib/learn/C/L12.1a, revision 1.1

1.1     ! root        1: #print
        !             2: Write a program which reads two numbers and
        !             3: prints the larger one in decimal. Use the same
        !             4: "getnum" subroutine.  Compile, test and type
        !             5: "ready" as usual.
        !             6: #once #create Ref1
        !             7: 14039 89
        !             8: #once #create Ref2
        !             9: 20022 23001
        !            10: #once cp %s/getnum.o .
        !            11: #user
        !            12: a.out <Ref1 >x1
        !            13: a.out <Ref2 >x2
        !            14: grep 14039 x1 >/dev/null || grep 23001 x2 >/dev/null
        !            15: #succeed
        !            16: /*     One way: */
        !            17: 
        !            18: main() {
        !            19:        int n1, n2;
        !            20: 
        !            21:        n1 = getnum();
        !            22:        n2 = getnum();
        !            23:        printf("%d\n", n1 > n2 ? n1 : n2);
        !            24: }
        !            25: 
        !            26: /* You could also use something like
        !            27: 
        !            28:        if (n1 > n2)
        !            29:                printf("%d\n", n1);
        !            30:        else
        !            31:                printf("%d\n", n2);
        !            32:  */
        !            33: #log
        !            34: #next
        !            35: 12.1b 10

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