#include<iostream>
using namwspace std;
int main()
{
    double a,b,c;
    char x,y,z;
    cout<<"ÇëÊäÈë¿ÆÄ¿£º";
    cin>>x>>y>>z;
    cout<<"ÇëÊäÈë¶ÔÓ¦³É¼¨£º";
    cin>>a>>b>>c;
    cout<<endl;
    cout<<"        ³É¼¨µ¥       "<<endl;
    cout<<"-------------------- "<<endl;
    cout<<"x"<<"y"<<"z"<<endl:
    cout<<"|"<<setiosflangs(ios::fixed)<<setiosflangs(ios::right)<<setprectsion(7)<<setw(2)<<"a"<<"|"<<"b"<<"|"<<"c"<<endl;
    cout<<"-------------------- "<<endl;
}

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求具体答案

#include<iostream>
using namespace std;
int main()
{
    double a,b,c;
    char x,y,z;
    cout<<"ÇëÊäÈë¿ÆÄ¿£º"<<endl;
    cin>>x>>y>>z;
    cout<<"ÇëÊäÈë¶ÔÓ¦³É¼¨£º"<<endl;
    cin>>a>>b>>c;
    cout<<endl;
    cout<<"        ³É¼¨µ¥       "<<endl;
    cout<<"-------------------- "<<endl;
    cout<<"|"<<"x"<<"|"<<"y"<<"|"<<"z"<<"|"<<endl;
    cout<<"|"<<setiosflangs(ios::fixed)<<setiosflangs(ios::right)<<setprectsion(7)<<setw(2)<<"a"<<"|"<<"b"<<"|"<<"c"<<endl;
    cout<<"-------------------- "<<endl;
    return 0;
}
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