Here is an algorithm flowchart example for deciding to print sum, from which there exsited two variables: N and sum. When N is equal to 50, the sum will be printed. A flowchart is easy to show the algorithm relations, and visualize the links or the relationship among numbers. It is usually used in the Math and relative subject research, which helps to simplify the complex mathmatic questions. Check this flowchart, and learn more in this template gallery.