How to create a program using for loop that takes 15 numbers from 10 to 30 and calculates their sum

Answer 1

From where it take data, user?

Answer 2

//As per C++:-
#include<iostream>
using namespace std;
int main()
{
int x[15];
int sum=0;
for(int i=0;i<15;i++)
{
cout<<"\n Enter number " <<(i+1)<<" in the range of 10 to 30 : "<<endl;
cin>>x[i];
if(x[i]>=10&&x[i]<=30)
sum+=x[i];
else
{
cout<<"\n Please enter number in the range asked for."<<endl;
i-=1;
}
}
cout<<"\n The total of all entered number is : "<<sum<<endl;
return 0;
}