IDENTIFIER x
PLUS_ASSIGN
NUMBER 1
NEWLINE
IDENTIFIER y
MINUS_ASSIGN
NUMBER 2
NEWLINE
IDENTIFIER z
MULTIPLY_ASSIGN
NUMBER 3
NEWLINE
IDENTIFIER a
DIVIDE_ASSIGN
NUMBER 4
NEWLINE
IDENTIFIER b
MODULO_ASSIGN
NUMBER 5
NEWLINE
IDENTIFIER c
BIT_AND_ASSIGN
NUMBER 6
NEWLINE
IDENTIFIER d
BIT_OR_ASSIGN
NUMBER 7
NEWLINE
IDENTIFIER e
BIT_XOR_ASSIGN
NUMBER 8
NEWLINE
IDENTIFIER f
LSHIFT_ASSIGN
NUMBER 9
NEWLINE
IDENTIFIER g
RSHIFT_ASSIGN
NUMBER 10
NEWLINE
EOF