YOU SAID:

int[] Grades = new int[students];

INTO JAPANESE

int [] Grades =新しいint [Students];

BACK INTO ENGLISH

int [] Grades = new int [Students];

INTO JAPANESE

int [] Grades = new int [受講者];

BACK INTO ENGLISH

int [] Grades = new int [student];

INTO JAPANESE

int [] Grades =新しいint [student];

BACK INTO ENGLISH

int [] Grades = new int [student];