Fix off-by-one error

hollance · hollance · commit 892c1d490dd4 · 2016-04-10T09:37:09.000+02:00
diff --git a/K-Means/KMeans.swift b/K-Means/KMeans.swift
@@ -85,7 +85,7 @@ func reservoirSample<T>(samples: [T], k: Int) -> [T] {
   }
 
   // Randomly replace elements from remaining pool
-  for i in (k+1)..<samples.count {
+  for i in k..<samples.count {
     let j = Int(arc4random_uniform(UInt32(i + 1)))
     if j < k {
       result[j] = samples[i]
diff --git a/K-Means/Tests/Tests.xcodeproj/project.pbxproj b/K-Means/Tests/Tests.xcodeproj/project.pbxproj
@@ -85,7 +85,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0720;
-				LastUpgradeCheck = 0720;
+				LastUpgradeCheck = 0730;
 				TargetAttributes = {
 					B80894DF1C852D100018730E = {
 						CreatedOnToolsVersion = 7.2.1;
@@ -136,6 +136,8 @@
 		B80894D91C852CDC0018730E /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				ENABLE_TESTABILITY = YES;
+				ONLY_ACTIVE_ARCH = YES;
 			};
 			name = Debug;
 		};
diff --git a/K-Means/Tests/Tests.xcodeproj/xcshareddata/xcschemes/Tests.xcscheme b/K-Means/Tests/Tests.xcodeproj/xcshareddata/xcschemes/Tests.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0720"
+   LastUpgradeVersion = "0730"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

Original file line number	Diff line number	Diff line change
`@@ -85,7 +85,7 @@ func reservoirSample<T>(samples: [T], k: Int) -> [T] {`
`85`	`85`	`}`
`86`	`86`
`87`	`87`	`// Randomly replace elements from remaining pool`
`88`		`- for i in (k+1)..<samples.count {`
	`88`	`+ for i in k..<samples.count {`
`89`	`89`	`let j = Int(arc4random_uniform(UInt32(i + 1)))`
`90`	`90`	`if j < k {`
`91`	`91`	`result[j] = samples[i]`