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Annotation of coherent/d/usr/src/examples/exp.c, revision 1.1

1.1     ! root        1: #include <math.h>
        !             2: #include <stdio.h>
        !             3: #define display(x) dodisplay((double)(x), #x)
        !             4: 
        !             5: dodisplay(value, name)
        !             6: double value; 
        !             7: char *name;
        !             8: {
        !             9:        if (errno)
        !            10:                perror(name);
        !            11:        else
        !            12:                printf
        !            13:                 ("%10g %s\n", value, name);
        !            14:        errno = 0;
        !            15: }
        !            16: 
        !            17: main()
        !            18: {
        !            19:        extern char *gets();
        !            20:        double x;
        !            21:        char string[64];
        !            22: 
        !            23:        for (;;) {
        !            24:                printf("Enter number: ");
        !            25: 
        !            26:                if (gets(string) == NULL)
        !            27:                        break;
        !            28:                x = atof(string);
        !            29: 
        !            30:                display(x);
        !            31:                display(exp(x));
        !            32:                display(pow(10.0,x));
        !            33:                display(log(exp(x)));
        !            34:                display(log10(pow(10.0,x)));
        !            35:        }
        !            36:        putchar('\n');
        !            37: }
        !            38: 

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