Severity: Warning
Message: fopen(/home/answnniz/solutionspile.com/system/sessions/ci_sessiona3b735122db68dcdb22b0f2d58c978a55a2b74e5): failed to open stream: Disk quota exceeded
Filename: drivers/Session_files_driver.php
Line Number: 176
Backtrace:
File: /home/answnniz/solutionspile.com/index.php
Line: 367
Function: require_once
Severity: Warning
Message: session_start(): Failed to read session data: user (path: /home/answnniz/solutionspile.com/system/sessions)
Filename: Session/Session.php
Line Number: 143
Backtrace:
File: /home/answnniz/solutionspile.com/index.php
Line: 367
Function: require_once
(Graph Theory) Prove or give a counterexample. If G1 and G2 are two graphs of Class 1, and H is such that G1 ? H ? G2, then H is of Class 1. Where G is of class 1 if its chromatic index is equal to its maximum degree.