In this Pseudocode, the output would be 100. This is because the code is looping from 1 to 20 and adding together all of the odd numbers between 1 and 20. Since it is checking to make sure that the remainder of each number is not equal to 0 which would indicate an odd number, and if it is odd then it adds it to the variable S. Therefore, the odd numbers between 1 and 20 are the following...