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what problem ????

I seem to encounter the same problem in it@@
please help me~
thx!!

#include <stdio.h> #include <string.h> #include <stdlib.h> #define len 301 int main() { int map[len][len]; int n,i,j,k,node,node1,count,count2; char str[1000],*str2; int path[len][len][100]; while(scanf("%d",&n)==1) { count2=0; count=0; for(i=1;i<=n;i++) { for(j=1;j<=n;j++) { if(i==j)...

#include<iostream> #include<string.h> #include<ctype.h> #include<stdio.h> using namespace std; struct tree { tree(); tree* left; tree* right; char* content; }; tree::tree() { left=NULL; right=NULL; content=NULL; } void build(tree* bitree,char *str,int *count); void post(tree *bitree); int main() { ...