Merge branch 'master' into master

thuva4 · web-flow · commit b20218799014 · 2017-10-17T09:30:24.000+05:30
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -15,7 +15,7 @@ If you fixed or added something useful to the project, you can send pull-request
 Bugs
 ----
 
-If you found an error, mistype or any other flawback in the project, please report about it using [issues](https://github.com/Thuva4/Algorithms_Example/issues).
+If you found an error, mistype or any other flaw in the project, please report about it using [issues](https://github.com/Thuva4/Algorithms_Example/issues).
 The more details you provide, the easier it can be reproduced and the faster can be fixed.
 Unfortunately, sometimes the bug can be only reproduced in your project or in your environment, so maintainers cannot reproduce it. In this case we believe you can fix the bug and send us the fix.
 
@@ -24,13 +24,13 @@ Unfortunately, sometimes the bug can be only reproduced in your project or in yo
 
 1. Fork this repository.
 
-2. Check the table in README.md file weather the algorithm is added. If not add a new row with the name of algorithm and create a new folder with a name of the algorithm. 
+2. Check the table in the README.md file to see if the algorithm has already been added. If not, add a new row with the name of algorithm and create a new folder with a name of the algorithm.
 
-3. Inside the folder create the folder for language you want to share. and add your code. 
+3. Inside the folder create the folder for language you want to share and add your code.
 
 5. Commit
 
-6. Update the README.md. check the language you have used in the table. (check emoji is ``:+1:`` ) 
+6. Update the README.md. Check the language you have used in the table (check emoji is ``:+1:`` )
 
 7. Commit, Push
 
diff --git a/Doomsday/Swift/Doomsday.swift b/Doomsday/Swift/Doomsday.swift
@@ -0,0 +1,27 @@
+func dow(year: Int, month: Int, day: Int) -> Int {
+    var year = year
+    let t = [0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4]
+    year -= month < 3 ? 1 : 0
+    return (year + year / 4 - year / 100 + year / 400 + t[month - 1] + day) % 7
+}
+
+func dowS(year: Int, month: Int, day: Int) -> String {
+    switch (dow(year: year, month: month, day: day)) {
+        case 0: return "Sunday"
+        case 1: return "Monday"
+        case 2: return "Tuesday"
+        case 3: return "Wednesday"
+        case 4: return "Thursday"
+        case 5: return "Friday"
+        case 6: return "Saturday"
+        default: return "Invalid ordinal"
+    }
+}
+
+print("\(dow(year: 1886, month: 5, day: 1)): \(dowS(year: 1886, month: 5, day: 1))")
+print("\(dow(year: 1948, month: 12, day: 10)): \(dowS(year: 1948, month: 12, day: 10))")
+print("\(dow(year: 2001, month: 1, day: 15)): \(dowS(year: 2001, month: 1, day: 15))")
+print("\(dow(year: 2017, month: 10, day: 10)): \(dowS(year: 2017, month: 10, day: 10))")
+print("\(dow(year: 2018, month: 1, day: 1)): \(dowS(year: 2018, month: 1, day: 1))")
+print("\(dow(year: 2018, month: 2, day: 16)): \(dowS(year: 2018, month: 2, day: 16))")
+print("\(dow(year: 2018, month: 5, day: 17)): \(dowS(year: 2018, month: 5, day: 17))")
diff --git a/HammingDistance/JavaScript/HammingDistance.js b/HammingDistance/JavaScript/HammingDistance.js
@@ -0,0 +1,17 @@
+// Hamming distance	between two strings of equal length:
+// sum the number of positions where the two strings are different
+function hammingDistance (s1, s2) {
+  if(s1.length !== s2.length) throw 'The two strings must have equal length'
+  let distance = 0
+  for (let i = 0; i < s1.length; i++) {
+    if (s1.charAt(i) !== s2.charAt(i)) {
+      distance++
+    }
+  }
+  return distance
+}
+
+// EXAMPLE:
+const s1 = 'bend'
+const s2 = 'bond'
+console.log(hammingDistance(s1,s2))
diff --git a/README.md b/README.md
