摘要： C. Little Elephant and Bitstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputThe Little Elephant has an integera, written in the binary notation. He wants to write this number on a piece of paper.To make sure that the numberafits on the piece of pa 阅读全文

摘要： B. Little Elephant and Magic Squaretime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputLittle Elephant loves magic squares very much.Amagic squareis a3 × 3table, each cell contains some positive integer. At that the sums of integers in all rows, 阅读全文