JAVA
string double int char Scanner integer type Boolean true default
false if else simple case default switch break match assess public
exception equals while divide multiply Minus Add avg min protected
index bug debug step error answer rate young String max demo equals
schedule negative customer birthday point continue total volatile
return schedule total array length primitive student synchronized
reference info interface random insert compare computer height
ignore triangle invert diamond password change num sum test insert
password administrator initial class object return String assert
encapsulation null person start menu login String music sort equals
main document display method version orient parameter weight
since calculator shape ope exchange date research triangle equals
practice loan operator protect private manage search upper update
equal ignore lower last trim concatenate buffer final score price