What is the meaning of this constraint?

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long-contest

#1

In the Chef and the Patents problem there is a constraint:
1 ≤ sum of K over all test cases ≤ 107

What does this imply?


#2

Suppose there are T test cases. Let the value of K in ith test case be K*.
Then, this constraint means that

K[1]+K[2] .... K[T-1] +K[T] <= 10^7