Sams Teach Yourself C in 21 Days

Understanding Pointers 215

9

22: }

23: array[MAX] = 0;

24:

25: /* Call the function and display the return value. */

26: printf(“\n\nLargest value = %d\n”, largest(array));

27:

28: return 0;

29: }

30: /* Function largest() returns the largest value */

31: /* in an integer array */

32:

33: int largest(int num_array[])

34: {

35: int count, biggest = -12000;

36:

37: for ( count = 0; num_array[count] != 0; count++)

38: {

39: if (num_array[count] > biggest)

40: biggest = num_array[count];

41: }

42:

43: return biggest;

44: }

Enter an integer value: 1

Enter an integer value: 2

Enter an integer value: 3

Enter an integer value: 4

Enter an integer value: 5

Enter an integer value: 10

Enter an integer value: 9

Enter an integer value: 8

Enter an integer value: 7

Enter an integer value: 6

Largest value = 10

Here is the output from running the program a second time:

Enter an integer value: 10

Enter an integer value: 20

Enter an integer value: 55

Enter an integer value: 3

Enter an integer value: 12

Enter an integer value: 0

Largest value = 55

LISTING9.5 continued

INPUT/

OUTPUT

INPUT/

OUTPUT

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