#include <stdio.h>
#include <math.h>
int main() {
double num = 25.0;
double squareRoot = sqrt(num);
printf("The square root of %f is %f\n", num, squareRoot);
return 0;
}
标签：25.0,main,一个,double,squareRoot,num,计算,平方根,include From： https://blog.51cto.com/u_16284467/8285720