#include <stdio.h> #include <stdlib.h> #include <time.h> //atoms array: //0: # atoms //1:...*atoms: atoms index //0: atomic number (1=H, 6=C, 17=Cl) (0 empty) //1: checked (for marking searched atoms in a search tree) (0 unmarked, 1 marked) //2: index (Starts from 1) //3: //0: bond 1 //1: bond 2 //2: bond 3 //3: bond 4 //4: radical (0 non-radical, 1 radical) //5: molecule //# atoms: *atoms //# elements in array: (*atoms + 1) //# properties per atom: 6 //# bonds per property: 4 //atom a, property p, bond b: *(atoms + a + p * (*atoms + 1) + b * (*atoms + 1) * 6) void PrintAtomsArray ( int * atoms ) { for ( int b = 0 ; b < 4 ; b ++ ) { for ( int p = 0 ; p < 6 ; p ++ ) { for ( int a = 0 ; a < ( * atoms + 1 ) ; a ++ ) printf ( "%2d " , * ( atoms + a + p * ( * atoms + 1 ) + b * ( * atoms + 1 ) * 6 ) ) ; atomsatomsatoms printf ( "

" ) ; } printf ( "

" ) ; } printf ( "

" ) ; } void Bond ( int * atoms , int atom1 , int atom2 ) { int index [ 2 ] ; index [ 0 ] = atom1 ; index [ 1 ] = atom2 ; for ( int i = 0 ; i < 2 ; i ++ ) { for ( int k = 0 ; k < 4 ; k ++ ) { if ( * ( atoms + index [ i ] + 3 * ( * atoms + 1 ) + k * ( * atoms + 1 ) * 6 ) == 0 ) { * ( atoms + index [ i ] + 3 * ( * atoms + 1 ) + k * ( * atoms + 1 ) * 6 ) = index [ 1 - i ] ; //set bond * ( atoms + index [ i ] + 4 * ( * atoms + 1 ) ) = 0 ; //set radical to 0 break ; } } } } void BreakBond ( int * atoms , int atom1 , int atom2 ) { int index [ 2 ] ; index [ 0 ] = atom1 ; index [ 1 ] = atom2 ; for ( int i = 0 ; i < 2 ; i ++ ) { for ( int k = 0 ; k < 4 ; k ++ ) { if ( * ( atoms + index [ i ] + 3 * ( * atoms + 1 ) + k * ( * atoms + 1 ) * 6 ) == index [ 1 - i ] ) { * ( atoms + index [ i ] + 3 * ( * atoms + 1 ) + k * ( * atoms + 1 ) * 6 ) = 0 ; //set bond to 0 * ( atoms + index [ i ] + 4 * ( * atoms + 1 ) ) = 1 ; //set radical to 1 break ; } } } } int * InitAtoms ( int numAtoms ) { int * atoms = ( int * ) malloc ( sizeof ( int ) * ( numAtoms + 1 ) * 6 * 4 ) ; atomsnumAtoms * atoms = numAtoms ; for ( int b = 0 ; b < 4 ; b ++ ) //clear for ( int p = 0 ; p < 6 ; p ++ ) for ( int a = 0 ; a < * atoms + 1 ; a ++ ) { if ( b == 0 && p == 0 && a == 0 ) //except for # atoms continue ; * ( atoms + a + p * ( * atoms + 1 ) + b * ( * atoms + 1 ) * 6 ) = 0 ; } for ( int a = 1 ; a <= * atoms ; a ++ ) //mark indices * ( atoms + a + 2 * ( * atoms + 1 ) ) = a ; return atoms ; } void MakeMolecule ( int * atoms , int * atomIndex , int molecule ) { int atomsInMolecule ; if ( molecule == 0 ) //CH4 atomsInMolecule = 5 ; else if ( molecule == 1 ) //Cl2 atomsInMolecule = 2 ; for ( int i = 0 ; i < * atoms ; i ++ ) atomIndex [ i ] = 0 ; int i = 0 ; for ( int a = 1 ; a <= * atoms ; a ++ ) if ( * ( atoms + a ) == 0 ) atomIndex [ i ++ ] = a ; if ( i < atomsInMolecule ) return 1 ; if ( molecule == 0 ) //CH4 { * ( atoms + atomIndex [ 0 ] ) = 6 ; //C for ( int i = 1 ; i < 5 ; i ++ ) { * ( atoms + atomIndex [ i ] ) = 1 ; //H Bond ( atoms , atomIndex [ 0 ] , atomIndex [ i ] ) ; } } else if ( molecule == 1 ) //Cl2 { for ( int i = 0 ; i < 2 ; i ++ ) * ( atoms + atomIndex [ i ] ) = 17 ; //Cl Bond ( atoms , atomIndex [ 0 ] , atomIndex [ 1 ] ) ; } } void MakeMolecules ( int * atoms , int * atomIndex , int CH4 , int Cl2 ) { for ( int i = 0 ; i < CH4 ; i ++ ) MakeMolecule ( atoms , atomIndex , 0 ) ; for ( int i = 0 ; i < Cl2 ; i ++ ) MakeMolecule ( atoms , atomIndex , 1 ) ; } void PrintMoleculesArray ( int * molecules ) { for ( int l = 0 ; l < 1 /*2*/ ; l ++ ) { for ( int k = 0 ; k < 1 /* *molecules*/ ; k ++ ) { for ( int j = 0 ; j < 1 /* *molecules + 9*/ ; j ++ ) { for ( int i = 0 ; i < * molecules + 1 ; i ++ ) printf ( "%2d " , * ( molecules + i + j * ( * molecules + 1 ) + k * ( * molecules + 1 ) * ( * molecules + 9 ) + l * ( * molecules + 1 ) * ( * molecules + 9 ) * * molecules ) ) ; moleculesmoleculesmoleculesmoleculesmoleculesmoleculesmolecules printf ( "

" ) ; } printf ( "

" ) ; } printf ( "

" ) ; } printf ( "

" ) ; } int * IndexMolecules ( int * atoms ) { //molecules array: //0: # atoms in atoms array //0: # radicals //1: # molecules //1...(*atoms): molecules list //0: index (Starts from 1) //1: contains radical (0 or index of radical atom) //2: # C-C bonds //0: bond 1 //0: atom 1 //1: atom 2 //1: bond 2 //0: atom 1 //1: atom 2 //...(*atoms - 1) //3: # C-H bonds //... //4: # C-Cl bonds //... //5: # H-Cl bonds //... //6: # Cl-Cl bonds //... //7: # Cl radical atom //8: # H radical atom //9...(*atoms + 8): list of atoms //0: atomic number int * molecules = ( int * ) malloc ( sizeof ( int ) * ( * atoms + 1 ) * ( * atoms + 9 ) * * atoms * 2 ) ; moleculesatomsatomsatoms * molecules = * atoms ; for ( int i = 0 ; i < * molecules + 1 ; i ++ ) for ( int j = 0 ; j < * molecules + 9 ; j ++ ) for ( int k = 0 ; k < * molecules ; k ++ ) for ( int l = 0 ; l < 2 ; l ++ ) { if ( i == 0 && j == 0 && k == 0 && l == 0 ) continue ; * ( molecules + i + j * ( * molecules + 1 ) + k * ( * molecules + 1 ) * ( * molecules + 9 ) + l * ( * molecules + 1 ) * ( * molecules + 9 ) * * molecules ) = 0 ; } return molecules ; } int main ( ) { int CH4 = 5 ; int Cl2 = 5 ; int * atoms = InitAtoms ( CH4 * 5 + Cl2 * 2 ) ; //blank array int * atomIndex = ( int * ) malloc ( sizeof ( int ) * ( * atoms + 1 ) ) ; //for temporarily storing lists of atoms atomIndexatoms MakeMolecules ( atoms , atomIndex , CH4 , Cl2 ) ; PrintAtomsArray ( atoms ) ; int * molecules = IndexMolecules ( atoms ) ; PrintMoleculesArray ( molecules ) ; free ( atoms ) ; atoms free ( atomIndex ) ; atomIndex free ( molecules ) ; molecules return 0 ; }

#include <stdio.h>
#include <stdlib.h>
#include <time.h>

//atoms array:
    //0: # atoms
    //1:...*atoms: atoms index
        //0: atomic number (1=H, 6=C, 17=Cl) (0 empty)
        //1: checked (for marking searched atoms in a search tree) (0 unmarked, 1 marked)
        //2: index (Starts from 1)
        //3:
            //0: bond 1
            //1: bond 2
            //2: bond 3
            //3: bond 4
        //4: radical (0 non-radical, 1 radical)
        //5: molecule

//# atoms: *atoms
//# elements in array: (*atoms + 1)
//# properties per atom: 6
//# bonds per property: 4
//atom a, property p, bond b: *(atoms + a + p * (*atoms + 1) + b * (*atoms + 1) * 6)

void PrintAtomsArray(int *atoms)
{
    for(int b = 0; b < 4; b++)
    {
        for(int p = 0; p < 6; p++)
        {
            for(int a = 0; a < (*atoms + 1); a++)
                printf("%2d ", *(atoms + a + p * (*atoms + 1) + b * (*atoms + 1) * 6));
            printf("\n");
        }
        printf("\n");
    }
    printf("\n");
}

void Bond(int *atoms, int atom1, int atom2)
{
    int index[2];
    index[0] = atom1;
    index[1] = atom2;
    for(int i = 0; i < 2; i++)
    {
        for(int k = 0; k < 4; k++)
        {
            if(*(atoms + index[i] + 3 * (*atoms + 1) + k * (*atoms + 1) * 6) == 0)
            {
                *(atoms + index[i] + 3 * (*atoms + 1) + k * (*atoms + 1) * 6) = index[1 - i]; //set bond
                *(atoms + index[i] + 4 * (*atoms + 1)) = 0; //set radical to 0
                break;
            }
        }
    }
}

void BreakBond(int *atoms, int atom1, int atom2)
{
    int index[2];
    index[0] = atom1;
    index[1] = atom2;
    for(int i = 0; i < 2; i++)
    {
        for(int k = 0; k < 4; k++)
        {
            if(*(atoms + index[i] + 3 * (*atoms + 1) + k * (*atoms + 1) * 6) == index[1 - i])
            {
                *(atoms + index[i] + 3 * (*atoms + 1) + k * (*atoms + 1) * 6) = 0; //set bond to 0
                *(atoms + index[i] + 4 * (*atoms + 1)) = 1; //set radical to 1
                break;
            }
        }
    }
}

int * InitAtoms(int numAtoms)
{
    int *atoms = (int*)malloc(sizeof(int) * (numAtoms + 1) * 6 * 4);
    *atoms = numAtoms;

    for(int b = 0; b < 4; b++) //clear
        for(int p = 0; p < 6; p++)
            for(int a = 0; a < *atoms + 1; a++)
            {
                if(b == 0 && p == 0 && a == 0) //except for # atoms
                    continue;
                *(atoms + a + p * (*atoms + 1) + b * (*atoms + 1) * 6) = 0;
            }

    for(int a = 1; a <= *atoms; a++) //mark indices
        *(atoms + a + 2 * (*atoms + 1)) = a;

    return atoms;
}

void MakeMolecule(int *atoms, int *atomIndex, int molecule)
{
    int atomsInMolecule;
    if(molecule == 0) //CH4
        atomsInMolecule = 5;
    else if(molecule == 1) //Cl2
        atomsInMolecule = 2;

    for(int i = 0; i < *atoms; i++)
        atomIndex[i] = 0;
    int i = 0;
    for(int a = 1; a <= *atoms; a++)
        if(*(atoms + a) == 0)
            atomIndex[i++] = a;
    if(i < atomsInMolecule)
        return 1;

    if(molecule == 0) //CH4
    {
        *(atoms + atomIndex[0]) = 6; //C
        for(int i = 1; i < 5; i++)
        {
            *(atoms + atomIndex[i]) = 1; //H
            Bond(atoms, atomIndex[0], atomIndex[i]);
        }
    }
    else if(molecule == 1) //Cl2
    {
        for(int i = 0; i < 2; i++)
            *(atoms + atomIndex[i]) = 17; //Cl
        Bond(atoms, atomIndex[0], atomIndex[1]);
    }
}

void MakeMolecules(int *atoms, int *atomIndex, int CH4, int Cl2)
{
    for(int i = 0; i < CH4; i++)
        MakeMolecule(atoms, atomIndex, 0);
    for(int i = 0; i < Cl2; i++)
        MakeMolecule(atoms, atomIndex, 1);
}

void PrintMoleculesArray(int *molecules)
{
    for(int l = 0; l < 1/*2*/; l++)
    {
        for(int k = 0; k < 1/* *molecules*/; k++)
        {
            for(int j = 0; j < 1/* *molecules + 9*/; j++)
            {
                for(int i = 0; i < *molecules + 1; i++)
                    printf("%2d ", *(molecules + i + j * (*molecules + 1) + k * (*molecules + 1) * (*molecules + 9) + l * (*molecules + 1) * (*molecules + 9) * *molecules));
                printf("\n");
            }
            printf("\n");
        }
        printf("\n");
    }
    printf("\n");
}

int * IndexMolecules(int *atoms)
{
    //molecules array:
        //0: # atoms in atoms array
            //0: # radicals
            //1: # molecules
        //1...(*atoms): molecules list
            //0: index (Starts from 1)
            //1: contains radical (0 or index of radical atom)
            //2: # C-C bonds
                //0: bond 1
                    //0: atom 1
                    //1: atom 2
                //1: bond 2
                    //0: atom 1
                    //1: atom 2
                //...(*atoms - 1)
            //3: # C-H bonds
                //...
            //4: # C-Cl bonds
                //...
            //5: # H-Cl bonds
                //...
            //6: # Cl-Cl bonds
                //...
            //7: # Cl radical atom
            //8: # H radical atom
            //9...(*atoms + 8): list of atoms
                //0: atomic number
    int *molecules = (int*)malloc(sizeof(int) * (*atoms + 1) * (*atoms + 9) * *atoms * 2);
    *molecules = *atoms;

    for(int i = 0; i < *molecules + 1; i++)
        for(int j = 0; j < *molecules + 9; j++)
            for(int k = 0; k < *molecules; k++)
                for(int l = 0; l < 2; l++)
                {
                    if(i == 0 && j == 0 && k == 0 && l == 0)
                        continue;
                    *(molecules + i + j * (*molecules + 1) + k * (*molecules + 1) * (*molecules + 9) + l * (*molecules + 1) * (*molecules + 9) * *molecules) = 0;
                }

    return molecules;
}

int main()
{
    int CH4 = 5;
    int Cl2 = 5;
    int *atoms = InitAtoms(CH4 * 5 + Cl2 * 2); //blank array
    int *atomIndex = (int*)malloc(sizeof(int) * (*atoms + 1)); //for temporarily storing lists of atoms
    MakeMolecules(atoms, atomIndex, CH4, Cl2);
    PrintAtomsArray(atoms);

    int *molecules = IndexMolecules(atoms);
    PrintMoleculesArray(molecules);

    free(atoms);
    free(atomIndex);
    free(molecules);
    return 0;
}