I'm newbie in competitive programming, and have some questions to ask. Can you help?

here are list of some classical problems you can start from …

Is it sorted order of problems ???
Because when i saw the list which you can give…it look like more difficult…as number of submissions is 0 which means… very few peoples can solve that problems .
???is it right order …
Sphere Online Judge (SPOJ) - Problems
Some guy says me follow this below link : -
Sphere Online Judge (SPOJ) - Problems
Please anyone reply me is right order to follow

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