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Give those children some marks!

The children in the school are to have their final results announced today! There are in total 1-N roll numbers of students. The children have received their scores but are unhappy with the marks they received. So they flock around teacher A in large groups to increase their marks. While at the same time, another teacher, Teacher B asks the students to say their marks. However, teacher B has a w

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solution.cppC++17

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