@@ -26,8 +26,8 @@ public void example()
2626
2727 public int [ ] one ( )
2828 {
29- throw new NotImplementedException ( ) ;
30- int [ ] numbers = { 42 , 13 , 17 , 91 } ;
29+ // throw new NotImplementedException();
30+ int [ ] numbers = { 42 , 13 , 68 , 91 } ;
3131
3232 // 1. Values contained in an array are each stored at a unique numeric index, starting from 0 ascending in order.
3333 // E.g. The first value is at index 0, the second at index 1, the third at index 3.
@@ -43,14 +43,15 @@ public int[] one()
4343
4444 public String two ( )
4545 {
46- throw new NotImplementedException ( ) ;
46+ // throw new NotImplementedException();
4747 String [ ] teachers = { "Nathan" , "Ed" , "Dave" , "Carlo" , "Lewis" , "Jules" , "John" , "Chris" , "Nigel" } ;
4848
4949 //TODO: 2. Using an array index, change the value of the teacher variable below to be the fourth
5050 // teacher contained in the teachers array
5151 // WRITE YOUR CODE BETWEEN THIS LINE...
5252
5353 String teacher = "" ;
54+ teacher = teachers [ 3 ] ;
5455
5556 // ... AND THIS LINE
5657
@@ -59,26 +60,31 @@ public String two()
5960
6061 public String [ ] three ( )
6162 {
62- throw new NotImplementedException ( ) ;
63+ // throw new NotImplementedException();
6364 //TODO: 3. Create a string array named cars that contains three names of car manufacturers: Audi, BMW and Dodge
6465 // WRITE YOUR CODE BETWEEN THIS LINE...
66+ string [ ] cars = { "Audi" , "BMW" , "Dodge" } ;
6567
6668
6769
6870 // ... AND THIS LINE
6971
70- // return cars;
72+ return cars ;
7173 }
7274
7375 public int four ( )
7476 {
75- throw new NotImplementedException ( ) ;
77+ // throw new NotImplementedException();
7678 int [ ] numbers = { 42 , 13 , 17 , 91 } ;
7779
7880 // TODO 4. Using array indices, set the value of the result variable below to the sum of every number in the numbers array
7981 // WRITE YOUR CODE BETWEEN THIS LINE...
8082
8183 int result = 0 ;
84+ for ( int i = 0 ; i < numbers . Length ; i ++ )
85+ {
86+ result += numbers [ i ] ;
87+ }
8288
8389 // ... AND THIS LINE
8490
@@ -87,11 +93,16 @@ public int four()
8793
8894 public float [ ] five ( )
8995 {
90- throw new NotImplementedException ( ) ;
96+ // throw new NotImplementedException();
9197 //TODO: 5. Create an array called floats that contains 3 floating point numbers: 9.62, 23.17 and 3.14
9298 // WRITE YOUR CODE BETWEEN THIS LINE...
9399
94- float [ ] floats ;
100+ float [ ] floats = new float [ 3 ] ;
101+ floats [ 0 ] = 9.62f ;
102+ floats [ 1 ] = 23.17f ;
103+ floats [ 2 ] = 3.14f ;
104+
105+
95106
96107
97108 // ... AND THIS LINE
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