第二单元作业 2.30

#include<iostream>  #include<iomanip>#include<cmath>using namespace std;  int sroot(int a){return sqrt(a);}long sroot(long  b){return sqrt(b);}double sroot(double c){return sqrt(c);}int main(){int d=4;long e=888;double f=3.14;int D=sroot(d);long E=sroot(e);double F=sroot(f);cout<<D<<setw(5)<<E<<setw(8)<<F<<endl;return 0;}