摘要：霍夫曼树#include<cstdio> #include<string.h> #include<iostream> #include<string> using namespace std; #define LEFT(i) 2*i #define RIGHT(i) 2*i+1 #define PARENT(i) i/2 int heapsize,root; int finalcode[200]; struct Word{ int num,number; double freq; }word[200]; struct Node{ int num, 阅读全文

摘要：Problem A. Ponding WaterDescriptionThere is a strange building on planet VOID. It is made up of N*Mrectangular parallelepipeds on N*M grids, whose bottom surfaces are 1*1squares. Since heights of these rectangular parallelepipeds are different,they form a number of “holes” inside the building. After 阅读全文