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Annotation of 42BSD/usr.lib/learn/C/L5.1b, revision 1.1

1.1     ! root        1: #print
        !             2: (Section 1.5)
        !             3: Write a program that will read the first character
        !             4: from its input and print it out in octal.
        !             5: Compile it, test it, and then type ready.
        !             6: #once #create Ref
        !             7: +
        !             8: #user
        !             9: a.out <Ref >test
        !            10: grep 53 test >/dev/null
        !            11: #succeed
        !            12: A possible solution:
        !            13: 
        !            14: main()
        !            15: {
        !            16:        printf("%o\n", getchar());
        !            17: }
        !            18: 
        !            19:        Remember that you can use a function value almost
        !            20:        any place that you could use a variable like x.
        !            21:        Thus many times there's no need for extra variables.
        !            22: #log
        !            23: #next
        !            24: 5.1c 10
        !            25: 5.2b 5

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