basic problems and roulette

README.md

@@ -2,3 +2,5 @@ assignment_js_sprint
 ====================
 
 while(1){ go() };
+
+Holly Erickson's answers

bigger_problems.js

@@ -0,0 +1,74 @@
+var bankroll,
+    bet,
+    gamble,
+    land,
+    addBank,
+    increase,
+    cashOut,
+    start = 100;
+
+//sets up starting bankroll
+var newRoulette = function() {
+  bankroll = start;
+  alert("Your starting bankroll is $" + bankroll);
+}
+
+//explain rules and payout of game
+var rules = function() {
+  alert("You can choose a number from 1-36. The payout is 35:1.");
+}
+
+//allows player to add more money
+var moreMoney = function(){
+  increase = Number(prompt("How much would you like to add? Please enter a number without the $ sign"));
+  bankroll = bankroll + increase;
+  alert("You now have $" + bankroll);
+}
+
+//collects the players bet, amount they are gambling and spins the winning number
+var spin = function(){
+  bet = Number(prompt("Would would you like to bet on?\nChoose a number 1 - 36."));
+  gamble = Number(prompt("How much would you like to bet?\nYou have $" + bankroll));
+  land = Math.floor(Math.random()* 36 + 1);
+
+//if player loses, bet subtracted from bankroll
+  if(land != bet){
+  bankroll = bankroll - gamble;
+  alert("You lose, the spin was " + land);
+  }
+
+//if player wins, bet * 35 added to bankroll
+  else if(land == bet){
+    bankroll = bankroll + (gamble * 35);
+    alert("You win! Your bankroll just increased by $" + (gamble*35));
+  }
+
+//gmae over when money is gone
+  if (bankroll < 1){
+    alert("GAME OVER");
+    return;
+
+//option to cash out and end game
+  } else {
+      cashOut = confirm("You now have $" + bankroll + ". Would you like to keep playing?");
+      if (!cashOut) {
+        alert("Thanks for playing!");
+        return;
+      }
+
+//option to buyin more money and game continues
+      addBank = confirm("Would you like to buy in?");
+      if (addBank) {
+        moreMoney();
+      }
+      spin();
+  }
+}
+
+//starts the game
+var check = confirm("Would you like to play roulette?");
+if (check) {
+  newRoulette();
+  rules();
+  spin();
+}

scripts.js

@@ -1,32 +1,109 @@
 // FILL IN THE FUNCTIONS BELOW
 
 var sprintFunctions = {
-  largestEl: function(){  
-    // your code here
+
+  //takes an array and returns the largest element
+  largestEl: function(array){
+    array.sort();
+    return array[array.length - 1];
   },
-
-  reversed: function(){  
-    // your code here
+
+// takes a string and reverses it
+  reversed: function(string){
+    var arr =  string.split("");
+    arr = arr.reverse();
+    return arr.join("");
   },
 
-  loudSnakeCase: function(){  
-    // your code here
+  /* Takes a full sentence and puts it into "Loud_Snake_Case"
+  strips out any non-character elements (like punctuation) */
+  loudSnakeCase: function(str){
+    var arr = str.toLowerCase().replace(/\s{2,}/g, ' ').split(' ');
+
+    for (i = 0; i < arr.length; i++) {
+      arr[i] = arr[i].match(/[^\W]+/g).join('');
+      arr[i] = arr[i].charAt(0).toUpperCase() + arr[i].slice(1);
+  }
+
+    var newStr = arr.join('_');
+    return newStr;
+
   },
 
-  compareArrays: function(){ 
+//takes two arrays and checks to see if they are equal (same contents in the same order)
+  compareArrays: function(arr1, arr2){
     // your code here (replace the return)
-    return "Finish compareArrays first!" 
-  },
+    var check = true;
 
-  fizzBuzz: function(){  
-    // your code here
-  },
+    if (arr1.length == arr2.length) {
+      for(var i = 0; i < arr1.length; i++) {
+        if (arr1[i] == arr2[i]) {
+          continue;
+        } else {
+          check = false;
+          break;
+        }
+      }
+    } else {
+      check = false;
+    }
 
-  myMap: function(){  
-    // your code here
+    return check;
   },
 
-  primes: function(){  
-    // your code here
+  /* takes number input and returns array containing all the elements from 1 to number
+  Each element divisible by both 3 and 5 is replaced by "FIZZBUZZ"
+  Each element divisible by 3 is replaced by "FIZZ"
+  Each element divisible by 5 is replaced by "BUZZ"*/
+  fizzBuzz: function(num){
+    var arr = new Array();
+
+    for (var i = 1; i <= num; i++) {
+     if ((i % 3) === 0 && (i % 5) === 0) {
+       arr.push("FIZZBUZZ");
+     } else if ((i % 3) === 0) {
+       arr.push("FIZZ");
+     } else if ((i % 5) === 0) {
+       arr.push("BUZZ");
+     }
+    else {
+      arr.push(i);
+    }
+  }
+
+  return arr;
   },
-}
+
+  /*takes an array and a function.
+  passes every element from the array into that function, in turn, running the function
+  returned array should be filled with each of the return statements from that function.*/
+    myMap: function(arr, fun){
+
+    var newArr = arr.map(function(el){
+      return fun(el);
+    });
+
+    return newArr;
+    },
+
+  //takes a number and outputs an array containing all prime numbers that occur prior to that number
+    primes: function(limit){
+      var arr = new Array();
+
+      for (var counter = 2; counter <= limit; counter++) {
+
+          var notPrime = false;
+          for (var i = 2; i <= counter; i++) {
+              if (counter%i===0 && i!==counter) {
+                  notPrime = true;
+              }
+          }
+          if (notPrime === false) {
+                arr.push(counter);
+          }
+      }
+
+      return arr;
+    },
+
+  }