another solution for this program

Write a program that reads and stores a series of integers and then computes the sum of the first N integers. First ask for N, then read the values into a vector, then calculate the sum of the first N values. For example: Please enter the number of values you want to sum: 3 Please enter some integers (press '|' to stop): 12 23 13 24 15 | The sum of the first 3 numbers ( 12 23 13 ) is 48.