Problem 2972. Sum of the Multiplication of Vectors

Example:

x = [1 2 3 4];
y = [4 3 2 1];

x * y = [4 6 6 4];
z = 4 + 6 + 6 + 4 = 20

Solution Comments

Problem Recent Solvers269

Suggested Problems

• Return the 3n+1 sequence for n

  8272 Solvers

• Weighted average

  6660 Solvers

• Getting logical indexes

  1111 Solvers

• Test if two numbers have the same digits

  243 Solvers

• Remove the positive integers.

  258 Solvers