public int METHOD_1 ( int n ) { int VAR_1 = 1 ; for ( int i = 1 ; i < n ; i ++ ) VAR_1 *= i ; return VAR_1 ; } 

public int METHOD_1 ( int n ) { int VAR_1 = 1 ; for ( int i = 1 ; i <= n ; i ++ ) VAR_1 *= i ; return VAR_1 ; } 
