Round Function

The Round function is used for rounding off .

It returns the value of argument rounded to the nearest integer.

Values exactly between two integral values , are rounded up .

Syntax:

float roundf(float arg);

double round(double arg);

long double roundl(long double arg) ;

Example:

#include <math.h>
#include <stdio.h>

  int main()
  {
    printf("%f\n", round (4.2));
	printf("%f\n", round (4.5));
    printf("%f\n", round (4.7));
	
    return 0;
  }

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