Find the sum, given the first term t1, the common ratio r, and number of terms n.

Examples

 If input t1=1,  r=1,  n=7 then output y=7
 If input t1=10, r=10, n=5 then output y=111110.
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Last Solution submitted on May 27, 2026

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VBBV Matthew Bolyard Lorenzo Kailyn Montez

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