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riyan
Md riyan
Notre Dame College
Joined 5 years ago
Recent Solve
সহজ সরল পাইপের ধারাবাহিকতা!
Small Circuit
U-tube
U-tube
Charged Sphere
Problems
Math
Solved
113
/455
Attempted
132
Physics
Solved
37
/117
Attempted
47
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