Basic HTML version of Foils prepared October 30 1999
| A loop statement tells the computer to execute a set of instructions many times, and is controlled by the loop variable. |
| int sum, num; |
| num = 8; |
| sum = 0; |
| for ( int i = 0; i < num; i++ ) |
| { |
| sum = sum + i; |
| } |
| repeat loop 8 times and |
| add 1 to i each time |
| The body of the loop is repeated. Values of i each time around the loop: |
| i is 0 |
| i is 1 |
| i is 2 |
| . . . |
| i is 7 |
| What is the value of sum at the end? |