Heap Partition Time Limit: Seconds Memory Limit: KB Special Judge A sequence S = {s1, s2, ..., sn} is called heapable if there exists a binary tree T with n nodes such that every node is labelled with exactly one element from the sequence S, and for…
Heap Partition Time Limit: 2 Seconds Memory Limit: 65536 KB Special Judge A sequence S = {s1, s2, ..., sn} is called heapable if there exists a binary tree T with n nodes such that every node is labelled with exactly one element from the se…
题目链接: Heap Partition Time Limit: 2 Seconds Memory Limit: 65536 KB Special Judge A sequence S = {s1, s2, ..., sn} is called heapable if there exists a binary tree T with n nodes such that every node is labelled with exactly one element from…
//在两个数成对出现的数组中找到一个单独的数.比如{1,2,3.3,1,4.2},即找出4 #include <stdio.h> int find(int arr[], int len) { int i = 0; int ret = 0; for (i = 0; i < len; i++) { ret = ret^arr[i]; } return ret; } int main() { int arr1[] = { 1, 2, 2, 3, 1, 5, 3 }; int arr2[] =…