第二周作业2

习题3

#include<iostream>
#include<math.h>
using namespace std;

int main()
{
int e=1,f=4,g=2;
float m=10.5,n=4.0,k;
k=(e+f)/g+sqrt((double)n)*1.2/g+m;
cout<<"k="<<k<<endl;
return 0;

}

#include<iostream>using namespace std;int main(){float x=2.5,y=4.7,k;int a=7;k=x+a%3*(int(x+y)%2)/4;cout<<"k="<<k<<endl;return 0;}