摘要： Xenia and Weightstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputXenia has a set of weights and pan scales. Each weight has an integer weight from 1 to 10 kilos. Xenia is going to play with scales and weights a little. For this, she puts weights 阅读全文

摘要： Fire!Time Limit:1000MSMemory Limit:0KB64bit IO Format:%lld & %lluSubmitStatusDescriptionProblem B: Fire!Joe works in a maze. Unfortunately, portions of the maze have caught on fire, and the owner of the maze neglected to create a fire escape plan. Help Joe escape the maze.Given Joe's locatio 阅读全文