static int numberOfPairs(int[] a, long k) { Map<Integer,Integer> map} } }
对于上面的代码,containskey方法不起作用,bcoz k的类型是long.But,如果我将long转换为int,代码就会起作用。static int numberO
UserTransaction@Entitypublic class Account {
private IntegerAccessType.FIELD)public class Transaction {
private LongCURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP")
: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32:1127:9: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64loses in