60. Easy Coefficient
Point: 2Level: Easy
What is the sum of last two digits of the coefficient of \( x^{21} y^{10} \) in \( (x + y)^{31} \)?
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- Problem name: Easy Coefficient
- Point: 2
- Difficulty: Easy
- Author: trigo_onian
- Tried: 26
- Solved: 12
- First Solve: mst_mithi_31
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