DNATION - Editorial

PROBLEM LINK:

Practice
Contest: Division 1
Contest: Division 2
Contest: Division 3
Contest: Division 4

Author: notsoloud
Tester: abhidot
Editorialist: iceknight1093

DIFFICULTY:

305

PREREQUISITES:

None

PROBLEM:

Chef earned X rupees and Chefina earned Y rupees. It is known that X \lt Y.
The difference between their incomes is donated to charity. How much is donated?

EXPLANATION:

The difference between their incomes is exactly Y - X, and hence this is the answer.

TIME COMPLEXITY

\mathcal{O}(1) per test case.

CODE:

Editorialist's code (Python)
for _ in range(int(input())):
    x, y = map(int, input().split())
    print(y - x)