Sams Teach Yourself C in 21 Days

56: scanf( “%d”, &selection );

57:

58: }while ( selection < 1 || selection > 4 );

59:

60: return selection;

61: }

1 - Get a signed decimal integer

2 - Get a decimal floating-point number

3 - Get an unsigned decimal integer

4 - Quit

Enter a selection:

1

Enter a signed decimal integer (e.g. -123)

-123

1 - Get a signed decimal integer

2 - Get a decimal floating-point number

3 - Get an unsigned decimal integer

4 - Quit

Enter a selection:

3

Enter an unsigned decimal integer (e.g. 123)

321

1 - Get a signed decimal integer

2 - Get a decimal floating-point number

3 - Get an unsigned decimal integer

4 - Quit

Enter a selection:

2

Enter a decimal floating point number (e.g. 1.23)

1231.123

1 - Get a signed decimal integer

2 - Get a decimal floating-point number

3 - Get an unsigned decimal integer

4 - Quit

Enter a selection:

4

Your values are: int: -123 float: 1231.123047 unsigned: 321

160 Day 7

LISTING7.3 continued

INPUT/

OUTPUT

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