View Compilation Error

0_0_5962812_15724\Main.java:6: ';' expected
		f(1)=f(2)=1
		           ^
0_0_5962812_15724\Main.java:7: ';' expected
		if((int)n>=3)f(n)=f(n.subtract(1)).add(f(n.subtract(2)))
		                                                        ^
2 errors