Math h C Tutorial

Item Value
Header filemath.h
Declaratoinfloat roundf(float arg);double round(double arg);long double roundl(long double arg);
Returnreturns the value of arg rounded to the nearest integer.
Values precisely between two values, such as 3.5, are rounded up.

#include 
  #include 
  int main(void)
  {
    printf("%f\n", round (3.2));
    return 0;
  }
3.000000