L = new Array();
L[0] = new Array('P','H','O','S','P','H','O','R','U','S','','C','','');
L[1] = new Array('','Y','','','','','','','','','','R','','');
L[2] = new Array('','D','','','','','','','X','E','N','O','N','');
L[3] = new Array('','R','','','','','E','','','','','M','','');
L[4] = new Array('P','O','T','A','S','S','I','U','M','','','I','','F');
L[5] = new Array('','G','','R','','','N','','','','','U','','L');
L[6] = new Array('','E','','S','','','S','O','D','I','U','M','','U');
L[7] = new Array('','N','','E','','','T','','','','','','','O');
L[8] = new Array('','','','N','','M','E','R','C','U','R','Y','','R');
L[9] = new Array('','','','I','','','I','','','','','','','I');
L[10] = new Array('','','','C','','','N','I','T','R','O','G','E','N');
L[11] = new Array('','','','','','','I','','','','','','','E');
L[12] = new Array('','','','','','','U','R','A','N','I','U','M','');
L[13] = new Array('','R','A','D','I','U','M','','','','','','','');


C = new Array();
C[0] = new Array(1,2,0,0,0,0,0,0,0,0,0,3,0,0);
C[1] = new Array(0,0,0,0,0,0,0,0,0,0,0,0,0,0);
C[2] = new Array(0,0,0,0,0,0,0,0,4,0,0,0,0,0);
C[3] = new Array(0,0,0,0,0,0,5,0,0,0,0,0,0,0);
C[4] = new Array(6,0,0,7,0,0,0,0,0,0,0,0,0,8);
C[5] = new Array(0,0,0,0,0,0,0,0,0,0,0,0,0,0);
C[6] = new Array(0,0,0,0,0,0,9,0,0,0,0,0,0,0);
C[7] = new Array(0,0,0,0,0,0,0,0,0,0,0,0,0,0);
C[8] = new Array(0,0,0,0,0,10,0,0,0,0,0,0,0,0);
C[9] = new Array(0,0,0,0,0,0,0,0,0,0,0,0,0,0);
C[10] = new Array(0,0,0,0,0,0,11,0,0,0,0,0,0,0);
C[11] = new Array(0,0,0,0,0,0,0,0,0,0,0,0,0,0);
C[12] = new Array(0,0,0,0,0,0,12,0,0,0,0,0,0,0);
C[13] = new Array(0,13,0,0,0,0,0,0,0,0,0,0,0,0);


G = new Array();
G[0] = new Array('','','','','','','','','','','','','','');
G[1] = new Array('','','','','','','','','','','','','','');
G[2] = new Array('','','','','','','','','','','','','','');
G[3] = new Array('','','','','','','','','','','','','','');
G[4] = new Array('','','','','','','','','','','','','','');
G[5] = new Array('','','','','','','','','','','','','','');
G[6] = new Array('','','','','','','','','','','','','','');
G[7] = new Array('','','','','','','','','','','','','','');
G[8] = new Array('','','','','','','','','','','','','','');
G[9] = new Array('','','','','','','','','','','','','','');
G[10] = new Array('','','','','','','','','','','','','','');
G[11] = new Array('','','','','','','','','','','','','','');
G[12] = new Array('','','','','','','','','','','','','','');
G[13] = new Array('','','','','','','','','','','','','','');


A = new Array();
A[1]='P';
A[4]='Xe';
A[6]='K';
A[9]='Na';
A[10]='Hg';
A[11]='N';
A[12]='U';
A[13]='Ra';


D = new Array();
D[2]='H';
D[3]='Cr';
D[5]='Es';
D[7]='As';
D[8]='F';