c++实验二

最新推荐文章于 2018-03-20 18:42:00 发布

GYX196

最新推荐文章于 2018-03-20 18:42:00 发布

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本文链接：https://blog.youkuaiyun.com/GYX196/article/details/51020239

//项目2
 #include<iostream.h>
int main()
{
int x, y;
cout<<"请输入自变量x的值"<<endl;
        cin>>x;
        if(x>=1)
{
           y=x-1;
   cout<<"y="<<y<<endl;
}
        else
{
y=-x+1;
cout<<"y="<<y<<endl;
}
return 0;

}


//项目3<pre name="code" class="cpp"><span style="font-family: Arial, Helvetica, sans-serif;">#include<iostream></span>

#include<cmath>
using namespace std;
int main()
{
	int x1,x2,y1,y2,d;
	cin>>x1>>y1>>x2>>y2;
	d=sqrt((x1-x2)^2+(y1-y2)^2);
	cout<<"d"<<d<<endl;
	return 0;
}
<pre name="code" class="cpp">

//项目4

#include<iostream>
using namespace std;
int main()
{
    int a,x;
    cout<<"交大银行欢迎您"<<endl;
    cout<<"请输入密码"<<endl;
    cin>>a;
    if(a==199617)
        cout<<"1.查询2.取款3.存款4.转账0.退出"<<endl;
    else
        cout<<"密码输入错误,请重新输入"<<endl;
    cin>>x;
    if(x==1)
      cout<<"谢谢您选择了查询功能"<<endl;
    if(x==2)
     cout<<"谢谢您选择了取款功能"<<endl;
    if(x==3)
     cout<<"谢谢您选择了存款功能"<<endl;

    if(x==4)
     cout<<"谢谢您选择了转账功能"<<endl;
    if(x==0)
    cout<<"谢谢您选择了退出功能"<<endl;
    return 0;

}