Compound Namer

#include <iostream>
#include <windows.h>
#include <fstream>

using namespace std;

string elements[118];
string elementsAbr[118];
string ions[]{"Ammonium","Bicarbonate","Carbonate","Chlorate","Hydroxide","Nitrate","Nitrite","Permanganate","Phosphate","Phosphite","Sulfate","Sulfite"};
string ionFormulas[]{"NH4","HCO3","CO3","ClO3","OH","NO3","NO2","MnO4","PO4","PO3","SO4","SO3"};
int metalNums[]{1,2,3,10,11,12,18,19,20,21,22,23,24,25,26,27,28,29,30,31,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,53,54,55,56,
57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,
101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117};
int nonMetalNums[]{0,4,5,6,7,8,9,13,14,15,16,17,32,33,34,35,51,52,84,85};
string metals[98];
string nonMetals[20];

void getElements()
{
    ifstream file("elements.txt");
    string text;
    int index=0;
    while(getline(file,text))
    {
        elements[index]+=text;
        index++;
    }
    file.close();
}

void getElementAbr()
{
    ifstream file2("elements_abr.txt");
    string text2;
    int index2=0;
    while(getline(file2,text2))
    {
        elementsAbr[index2]+=text2;
        index2++;
    }
    file2.close();
}

void getMetals()
{
    for(int c=0;c<98;c++)metals[c]=elements[metalNums[c]];
}

void getNonMetals()
{
    for(int c=0;c<20;c++)nonMetals[c]=elements[nonMetalNums[c]];
}

void elementCount(int compound)
{

}

int main()
{
    getElements();
    getMetals();
    getNonMetals();
    string choice;
    string lowAlphabet="abcdefghijklmnopqrstuvwxyz"
    bool polyatomic=false;
    cout<<"Type 'n' for Name or 'f' for Formula: ";
    getline(cin,choice);
    while(choice!="n"&&choice!="f")
    {
        cout<<"That is not a valid choice, please type 'n' for Name or 'f' for Formula: ";
        cin>>choice;
    }
    if(choice=="n")
    {
        polyatomic=false;
        string name;
        cout<<"Enter the name of the compound: ";
        getline(cin,name);
        for(int c=0;c<12;c++)if(name.find(ions[c])!=string::npos)polyatomic=true;
        if(polyatomic==true)
        {

        }
        else if(polyatomic==false)
        {

        }
    }
    else if(choice=="f")
    {
        polyatomic=false;
        int capitals=0;
        string formula;
        cout<<"Enter the formula of the compound: ";
        cin>>formula;
        for(int c=0;c<12;c++)if(formula.find(ionFormulas[c])!=string::npos)polyatomic=true;
        if(polyatomic==true)
        {
            for(int c=0;c<12;c++)if(formula.find(ionFormulas[c])!=string::npos)string ion2=ions[c];
            string firstElement2=formula.substr(0,1)
            for(int c=0;c<12;c++)if(formula.find(elementsAbr[c])!=string::npos)cout<<elements[c];
            cout<<ion<<endl;
        }
        else if(polyatomic==false)
        {

        }
    }

}

///shit I don't think I can do this...

Hydrogen
Helium
Lithium
Beryllium
Boron
Carbon
Nitrogen
Oxygen
Fluorine
Neon
Sodium
Magnesium
Aluminum
Silicon
Phosphorus
Sulfur
Chlorine
Argon
Poatssium
Calcium
Scandium
Titanium
Vanadium
Chromium
Manganese
Iron
Cobalt
Nickel
Copper
Zinc
Gallium
Germanium
Arsenic
Selenium
Bromine
Krypton
Rubidium
Strontium
Yttrium
Zirconium
Niobium
Molybedenum
Technetium
Ruthenium
Rhodium
Palladium
Silver
Cadmium
Indium
Tin
Antimony
Tellurium
Iodine
Xenon
Cesium
Barium
Lanthanum
Cerium
Praseodymium
Neodymium
Promethium
Samarium
Europium
Gadolinium
Terbium
Dysprosium
Holmium
Erbium
Thulium
Ytterbium
Lutetium
Hafnium
Tantalum
Tungesten
Rhenium
Osmium
Iridium
Platinum
Gold
Mercury
Thallium
Lead
Bismuth
Polinium
Astatine
Radon
Francium
Radium
Actinium
Thorium
Protactinium
Uranium
Neptunium
Plutonium
Americium
Curium
Berkelium
Californium
Einsteinium
Fermium
Mendelevium
Nobelium
Lawrencium
Rutherfordium
Dubnium
Seaborgium
Bohrium
Hassium
Meitnerium
Darmstadtium
Roentgenium
Copmicium
Nihonium
Flerovium
Moscovium
Livermorium
Tennissine
Oganesson

H
He
Li
Be
B
C
N
O
F
Ne
Na
Mg
Al
Si
P
S
Cl
Ar
K
Ca
Sc
Ti
V
Cr
Mn
Fe
Co
Ni
Cu
Zn
Ga
Ge
As
Se
Br
Kr
Rb
Sr
Y
Zr
Nb
Mo
Tc
Ru
Rh
Pd
Ag
Cd
In
Sn
Sb
Te
T
Xe
Cs
Ba
La
Ce
Pr
Nd
Pm
Sm
Eu
Gd
Tb
Dy
Ho
Er
Tm
Yb
Lu
Hf
Ta
W
Re
Os
Ir
Pt
Au
Hg
Tl
Pb
Bi
Po
At
Rn
Fr
Ra
Ac
Th
Pa
U
Np
Pu
Am
Cm
Bk
Cf
Es
Fm
Md
No
Lr
Rf
Db
Sg
Bh
Hs
Mt
Ds
Rg
Cn
Nh
Fl
Mc
Lv
Ts
Og