C continue
The continue statement skips the current iteration of the loop and continues with the next iteration. Its syntax is:

continue;

Program to calculate the sum of numbers (10 numbers max)
If the user enters a negative number, it's not added to the result

Output

Enter a n1: 1.1
Enter a n2: 2.2
Enter a n3: 5.5
Enter a n4: 4.4
Enter a n5: -3.4
Enter a n6: -45.5
Enter a n7: 34.5
Enter a n8: -4.2
Enter a n9: -1000
Enter a n10: 12
Sum = 59.70