done

TestAssessment/TestViewController.m

@@ -18,46 +18,59 @@ @implementation TestViewController
     This method should return any positive NSInteger 
     (hint: cannot be 0)
  */
-- (void)shouldReturnAPositiveNSInteger {
-
+- (NSInteger)shouldReturnAPositiveNSInteger {
+    NSInteger i = 10;
+    return i;
 }
 
 /*
     This method should return any negative CGFloat 
     (hint: cannot be 0)
  */
-- (void)shouldReturnANegativeCGFloat {
-
+- (CGFloat)shouldReturnANegativeCGFloat {
+    CGFloat i;
+    i = -1.001;
+    return i;
 }
 
 /*
     This method should return a falsy boolean
     Falsey: Something which evaluates to FALSE.
  */
-- (void)shouldReturnAFalseyBool {
-
+- (BOOL)shouldReturnAFalseyBool {
+    return NO;
 }
 
 /*
     This method should return a single char from a - z
  */
-- (void)shouldReturnACharAtoZ {
+- (char)shouldReturnACharAtoZ {
+    return 'a';
 }
 
 /*
     This method should return the sum of all numbers from 
     0 - 99 using a loop (. 1 + 2 + 3 + ... + 98 + 99)
  */
 - (NSInteger)shouldReturnSumOf0To100 {
-    return 0;
+    NSInteger sum=0;
+    for(int i =0; i<=99; i++){
+        sum+=i;
+    }
+    return sum;
 }
 
 /*
     Given a c array (int[]) and a count, return the sum of the numbers within the arr
     (eg. arr[0] + arr[1] ...)
  */
 - (NSInteger)shouldReturnSumOfArrayValues:(int *)arr withSize:(int)count {
-    return 0;
+    NSInteger sum=0;
+    for (int i =0; i<count; i++){
+        sum+=arr[i];
+    }
+    return sum;
+
 }
 
 /*
@@ -67,28 +80,47 @@ Provided a C string (array of chars), return the character
     (hint: while loop)
  */
 - (char)shouldReturnCharBeforeQ:(char *)str {
+       char holder=str[0];
+    if(holder =='q'){
+        return '\0';
+    }
+
+    for(int i=1; i<strlen(str); i++){
+        if(str[i]=='q'){
+            return holder;
+        }
+        holder = str[i];
+    }
+
     return '\0';
 }
 
 /*
     This method should return the sum of aNumber + bNumber
  */
 - (NSInteger)sumOfAnInteger:(NSInteger)aNumber andAnotherInteger:(NSInteger)bNumber {
-    return 0;
+
+    return aNumber+bNumber;
 }
 
 
 /*
     This method should return a YES if aNumber is odd
  */
 - (BOOL)isOdd:(NSInteger)aNumber {
+    if(aNumber%2==1){
+        return YES;
+    }
     return NO;
 }
 
 /*
     This method should return YES if aNumber is a multiple of 5
  */
 - (BOOL)isMultipleOfFive:(NSInteger)aNumber {
+    if(aNumber%5==0){
+        return YES;
+    }
     return NO;
 }
 
@@ -97,6 +129,10 @@ - (BOOL)isMultipleOfFive:(NSInteger)aNumber {
  */
 - (BOOL)returnYesIfThisNumberIsOdd:(NSInteger)aNumber
                andThisNumberIsEven:(NSInteger)bNumber {
+
+    if (aNumber%2==1 && bNumber%2==0){
+        return YES;
+    }
     return NO;
 }
 
@@ -105,14 +141,20 @@ - (BOOL)returnYesIfThisNumberIsOdd:(NSInteger)aNumber
     parameter (hint: command + click on class name to jump to the interface.
  */
 - (NSString *)shouldReturnPersonsName:(Person *)person {
-    return @"";
+    if([person name]==nil){
+        return @"";
+    }
+
+    return [person name];
 }
 
 /*
     This method should change the person name to "Ada Lovelace"
  */
 - (void)changePersonsNameToAdaLovelace:(Person *)person {
 
+    [person setName:@"Ada Lovelace"];
+
 }
 
 /*
@@ -122,7 +164,10 @@ - (void)changePersonsNameToAdaLovelace:(Person *)person {
     3) Set the person's age to 1823
  */
 - (Person *)createAndReturnPersonWithSomeProperties {
-    return [[Person alloc] init];
+    Person *santaPaws = [[Person alloc] init];
+    [santaPaws setName:@"Santa Clause"];
+    [santaPaws setAge:1823];
+    return santaPaws;
 }
 
 /*
@@ -133,6 +178,8 @@ - (Person *)createAndReturnPersonWithSomeProperties {
 
  */
 - (void)makePersonSitInChair:(Chair *)chair {
+    Person *squaglemire = [[Person alloc] init];
+    [squaglemire sitInChair:chair];
 
 }
 
@@ -141,15 +188,16 @@ - (void)makePersonSitInChair:(Chair *)chair {
     Send a message to this Person object telling it to stand up
  */
 - (void)makePersonStandUp:(Person *)person {
-
+    [person standUp];
 }
 
 /*
     Create and return an NSArray containing 6 NSString objects
     https://developer.apple.com/library/mac/documentation/Cocoa/Reference/Foundation/Classes/NSArray_Class/
  */
 - (NSArray *)createAndReturnNSArray {
-    return [[NSArray alloc] init];
+    NSArray *words = [[NSArray alloc] initWithObjects:@"Blue", @"Red", @"Banana", @"Hardyharhar",@"Argh matey", @"toodleloo", nil];
+    return words;
 }
 
 // BONUS
@@ -160,6 +208,7 @@ - (NSArray *)createAndReturnNSArray {
  */
 - (void)changeValueOfIndexFourInArray:(NSMutableArray *)arr
                         toPersonsName:(Person *)person {
+    [arr replaceObjectAtIndex:4 withObject:[person name]];
 
 }
 
@@ -172,7 +221,18 @@ - (void)changeValueOfIndexFourInArray:(NSMutableArray *)arr
 
 - (NSString *)repeatString:(NSString *)str
              numberOfTimes:(NSInteger)x {
-    return @"";
+    NSString *c = [NSString stringWithFormat:@"%@",str];
+    if(x==0){
+        return @"";
+    }
+    if(x==1){
+        return str;
+    }
+
+    for (int i=2; i<=x; i++){
+       str = [str stringByAppendingString:c];
+    }
+    return str;
 }
 
 // BONUS
@@ -184,6 +244,18 @@ - (NSString *)repeatString:(NSString *)str
     (ex: [200, 500, 100, 400] returns 800)
  */
 - (int)returnSumWhileSumIsLessThan1050:(int *)arr {
+    if(arr[0]>1050){
+    return 0;
+    }
+    int sum = arr[0];
+    int holder = sum;
+    int i=1;
+    while(sum<=1050){
+        holder=sum;
+        sum+=arr[i];
+        i++;
+    }
+    return holder;
     return 0;
 }