動態規劃,就是這樣! CodeForces 433B - Kuriyama Mirai's Stones
Kuriyama Mirai has killed many monsters and got many (namely n) stones. She
並行編程之多線程共享非volatile變量,會不會可能導致線程while死循環
背景 大家都知道線程之間共享變量要用volatile關鍵字。但是,如果不用volatile來標識,會不會導致線程死循環?比如下面的偽代碼: 0){
poj 3031 Big Christmas Tree(水spfa)
題意: Because of a technical difficulty, price of an edge will be (sum o