Answer to Question #44332 in AJAX | JavaScript | HTML | PHP for MANISH KUMAR GUPTA

Question #44332
Good news , You have a chance to work in IRCTC as a software developer . Applications are required with a program for railway sites . sid of a station is a something which uniquely defines it . Given N station's sid from 1 to N and distance between any two stations , if any person wants to go from station having sid A to another station C via station B as early as possible , where time is directly proportional to distance . What you have to do is to print the total distance and path to be covered by train if it exists , otherwise print "No Train Found.". If a railway line connects station A to B with distance d than it means it will also connects station B to station A with same distance d .
Input
First line of the input contains the number of test cases T. It is followed by T tests cases. Each test case's first line contains two integers N and k , where N is the number of stations having sid from 1 to N and k is the number of railway lines which connects stations. Following k lines each contain three numbers
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