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I am using this forum, the last reply I posted there, was before I replied here. So you can help me here

this forum I will use, but I would appreciate some help

I know that I posted, but broo I really need this help. If I don't accomplish the task tonight im done. I am going to end . I know I am going to learn and become a prof ( I hope), but for startup...

Yeah I read. But as I said more to learn its better, also I am I panic, it's a task that I have seriously to accomplish tonight. Its a must. From this task its depended my further career . I' am on...

There is no limit of learning, more you learn or search for a topic its better

Here are all the information you required on comments
first the error
//
Exception in thread "main" java.util.InputMismatchException
at java.util.Scanner.throwFor(Unknown Source)
at...

Eath node of the graph has a name like , a,b,c etc
Connection or vertex between two nodes
Weight is the number declared on the vertex between two nodes( shortes path tree djikstra algorithm)

First line of file mean the number of nodes in the graph, and other lines represent the names of node and connection with other nodes , and connection weight
For example A,B-12,C-5 means A connect...

Exception in thread "main" java.util.InputMismatchException
at java.util.Scanner.throwFor(Unknown Source)
at java.util.Scanner.next(Unknown Source)
at java.util.Scanner.nextInt(Unknown Source)...

I am trying to implement java for Dijkstra algorithm(Shortest Path Tree). The graph node are being read from a text file which contains string|(vertex) and int (weight) between vertexes. But when...