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Round

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 <math.h>   #include <stdio.h>   int main(void)   {     printf("%f\n", round (3.2));     return 0;   } 3.000000