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NUMPAIRS - Cặp số

Example

Input:
6 8 3

Output:
21

Được gửi lên bởi:noname00.pas
Ngày:2017-11-29
Thời gian chạy:0.100s
Giới hạn mã nguồn:50000B
Memory limit:1536MB
Cluster: Cube (Intel G860)
Ngôn ngữ cho phép:C-CLANG C CSHARP C++ 4.3.2 CPP CPP14 CPP14-CLANG C99 JAVA PAS-FPC PYTHON PYTHON3
Nguồn bài:Bài tập Ôn HN 01/2017 (Thầy Lê Minh Hoàng)

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