C Reference function ceil()

Usage of ceil():

double ceil(double x);

Parameters:

There is no range limit on the argument.

Return value:

There is no range limit on the return value.

Source code example of ceil():


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

	main()
	{
		printf ("ceil of 2.5 is %.1lf\n", ceil (2.5));
		return 0;
	}

Output of the ceil example program above:


	ceil of 2.5 is 3.0

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