Data Structure
Preorder Traversal Explained with Simple Example
Preorder Traversal Technique
1) Process the root
2) Traverse left subtree
3) Traverse right subtree
Structured Programming Language
History of C
ALGOL, the root of all modern language was introduced around 1960s. It gave the concept of structured programming to Computer Science Society. ALGOL was popularized by computer scientist like Corrado Bohm, Guispee Jacopini and Edsger Dijkstra.
Structured Programming Language
Nested for loop
Write a program to show following output depending upon input n. Sample input: n=3 Sample output: 1 12 123 Sample