Header file:
math.h
Synopsis:
double floor(double x);
Description:
Returns the floor of x.
floor function C example:
#include<stdio.h>
#include<math.h>
int main() {
double input, res;
printf("Enter your input:");
scanf("%lf", &input);
res = floor(input);
printf("floor(%lf):%lf\n", input, res);
return 0;
}
#include<math.h>
int main() {
double input, res;
printf("Enter your input:");
scanf("%lf", &input);
res = floor(input);
printf("floor(%lf):%lf\n", input, res);
return 0;
}
Output:
jp@jp-VirtualBox:~/cpgms/math$ gcc floor.c -lm
jp@jp-VirtualBox:~/cpgms/math$ ./a.out
Enter your input:8.9
floor(8.900000):8.000000
jp@jp-VirtualBox:~/cpgms/math$ ./a.out
Enter your input:8.9
floor(8.900000):8.000000
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