Problem 42085. Sum of digits of powers of 2

 Input: n = 7
 2^n = 128
 Output: b = 1 + 2 + 8 = 11

Solution Comments

Problem Recent Solvers72

Suggested Problems

• Select every other element of a vector

  36943 Solvers

• Which values occur exactly three times?

  5248 Solvers

• Matrix indexing with two vectors of indices

  781 Solvers

• Rounding off numbers to n decimals

  5749 Solvers

• metre to feet converter

  275 Solvers

More from this Author1

• Ring Matrix

  32 Solvers