Output of a float number

The format for this output is %w.pf where 'w' specify the minimum field width and 'p' specify the number of position after the decimal point

If w > 0 then the printing is right justify.
If w < 0 then the printing is left justify.

For eg:- a = 32.289

Statement	Output
printf("%f",a);	32.289
printf("%8.3f",a);	_ _32.289
printf("%10.2f",a);	_ _ _ _ _32.29
printf("% - 7.3f",a);	32.289_
printf("% - 11.3f",a);	32.289_ _ _ _ _
printf("% 11.4f",a);	_ _ _ _32.2890

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