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Introduction
What is CPP Declarning Variable Type casting Symbolic constants
User-defined Functions
Function prototype Call by Reference Return by Reference Default Arguments
Math Library Functions
ceil(x as float) floor(x as float) fabs(x as float) pow(x as int,y as int) sqrt(x as int) exp(x as int) log(x as float)
Math Library Functions [cont'd]
log10(x as float) sin(x as float) cos(x as float) tan(x as float)
Classes and Objects in CPP
What is Class Structure of Class What is Object
String Class in CPP
append() assign() at() begin() capacity()
floor(x as float) in Math Library Functions of Programming in CPP
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Usage  
Floor function is used to return largest integer value which is greater than x value.
Syntax  
floor(number);
Example  
#include <stdio.h>     
#include <math.h>      
int main ()
{
  printf ( "Floor of 5.9 is ", floor(5.9) );
  printf ( "Floor of -7.3 is ", floor(-7.3) );
  return 0;
}
Output 
Floor of 5.9 is 5
Floor of -7.3 is -8
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