oldmanstan

element = {}string = {}string[0] = 'Li'string[1] = 'Cs'string[2] = 'H_'string[3] = 'P-'string[4] = 'CA'string[5] = 'N_'string[6] = 'H_'element[0] = 'H_'element[1] = 'He'element[2] = 'Li'element[3] = 'Be'element[4] = 'B_'element[5] = 'C_'element[6] = 'N_'element[7] = 'O_'element[8] = 'F_'element[9] = 'Ne'element[10] = 'Na'element[11] = 'Mg'element[12] = 'Al'element[13] = 'Si'element[14] = 'P_'element[15] = 'S_'element[16] = 'Cl'element[17] = 'Ar'element[18] = 'K_'element[19] = 'Ca'ptval = {}ptval['H_'] = '001'ptval['He'] = '002'ptval['Li'] = '003'ptval['Be'] = '004'ptval['B_'] = '005'ptval['C_'] = '006'ptval['N_'] = '007'ptval['O_'] = '008'ptval['F_'] = '009'ptval['Ne'] = '010'ptval['Na'] = '010'ptval['Mg'] = '011'ptval['Al'] = '012'ptval['Si'] = '013'ptval['P_'] = '014'ptval['S_'] = '015'ptval['Cl'] = '016'ptval['Ar'] = '017'ptval['K_'] = '018'ptval['Ca'] = '019'for index, element in string.iteritems():	if element in ptval.keys():		print ptval[element]