diff options
Diffstat (limited to 'test/files/run/Course-2002-02.scala')
| -rw-r--r-- | test/files/run/Course-2002-02.scala | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/test/files/run/Course-2002-02.scala b/test/files/run/Course-2002-02.scala index b8650108ed..56d7298aaf 100644 --- a/test/files/run/Course-2002-02.scala +++ b/test/files/run/Course-2002-02.scala @@ -100,7 +100,7 @@ object M4 { def sumInts = sum(x => x) def sumCubes = sum(x => x * x * x) - def sumReciprocals = sum(1.0/_) + def sumReciprocals = sum(1.0/_) def sumPi = { n: Int => 4 + sum(x => 4.0/(4*x+1) - 4.0/(4*x-1))(1, n) } Console.println(sumInts(1,4)) @@ -194,7 +194,7 @@ object M8 { //############################################################################ object M9 { - def accumulate[t](combiner: (t, t) => t, nullValue: t, f: Int => t, + def accumulate[t](combiner: (t, t) => t, nullValue: t, f: Int => t, next: Int => Int)(a: Int, b: Int): t = if (a > b) nullValue else combiner(f(a), accumulate(combiner, nullValue, f, next)(next(a), b)) @@ -328,9 +328,9 @@ object MD { iter(a, zero) } - def plus (x:Double,y:Double) = x+y; + def plus (x:Double,y:Double) = x+y; val sum: (Int => Double) => (Int, Int) => Double = reduce(plus , 0); - def times(x:Double,y:Double) = x*y; + def times(x:Double,y:Double) = x*y; val product: (Int => Double) => (Int, Int) => Double = reduce(times, 1); def factorial(n: Int) = product(x => x)(1 , n) |