Enter n numbers to be added -> adding them all

//Enter n numbers if eg: 2
//Then enter 2 numbers.. those two numbers would get added

n=input("Enter n number to add: ")
t=0
for i=1:n
    j=input("Enter number to be added: ")
    t=t+j
end
disp(t,"Addition is :")

Output
-->exec('D:\Scilab prog by me\prac1.sce', -1)
Enter n number to add: 3
Enter number to be added: 3
Enter number to be added: 4
Enter number to be added: 5

 Addition is :

    12.