VSEPR_v1.1.5_210323

#include<iostream>
using namespace std;
int main()
{
    system("clear");
    cout<<"\n混成(VSEPR)計算器\n版本 1.1.5\n發布日期 110(2021)年03月23日\n由 BRiXPERT團隊 隨便亂製作\n\n註：\n使用時請將氫原子(H)視為7A族元素，否則會出現計算錯誤；\n由於中心原子只有在4A~7A間才會滿足八隅體，所以只要中心原子為1A~3A時，π鍵為0。\n\n";
    for(;;)
    {
        int in_A;
        int in_B;
        int a;
        int b;
        int e;
        float lp,pi;
        int sigma;
        cout<<"A原子族數(限A族): ";
        cin>>in_A;
        cout<<"A原子數量: ";
        cin>>a;
        cout<<"B原子族數(限A族): ";
        cin>>in_B;
        cout<<"B原子數量: ";
        cin>>b;
        cout<<"電子數: ";
        cin>>e;
        // ----
        float tmpA, tmpB, n;
        if(a >= b)
            sigma = a;
        else
            sigma = b;
        if(sigma <= 1)
            sigma = 2;
        if(a == 1)
        {
            tmpA = in_A;
            tmpB = in_B;
            n = b;
        }
        else
        {
            tmpA = in_B;
            tmpB = in_A;
            n = a;
        }
        lp = ((tmpA+e)-((8-tmpB) * n))/2;
        if(tmpA >= 4)
            pi = 4-sigma-lp;
        else
            pi = 0;
        cout<<"\n結果: ("<<sigma<<","<<lp<<")"<<pi<<"\n\n";
    }
    return 0;
}