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31 lines
520 B
C
31 lines
520 B
C
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#include <stdarg.h>
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#include <stdio.h>
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int
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add_em_up (int count,...)
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{
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va_list ap;
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int i, sum;
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va_start (ap, count); /* Initialize the argument list. */
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sum = 0;
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for (i = 0; i < count; i++)
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sum += va_arg (ap, int); /* Get the next argument value. */
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va_end (ap); /* Clean up. */
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return sum;
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}
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int
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main (void)
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{
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/* This call prints 16. */
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printf ("%d\n", add_em_up (3, 5, 5, 6));
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/* This call prints 55. */
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printf ("%d\n", add_em_up (10, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10));
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return 0;
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}
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