nassignment: a statement that instructs the processor
 to compute a value and to store it in a
 variable.
nIt is denoted by ‘=‘.  Note: The ‘=‘ sign does not  mean mathematical equality.
 nSyntax:variableName = expression
 npublic void reset() {
 n tally
 = 0;
 n}
 npublic void stepCount () {
 n tally
 = tally + 1;
 n}