字符数组的复制！！

#include<iostream>using namespace std;int main(){char s1[50]="wo  shi     hao       hai    zi      !",s2[50];int i,j=0;for(i=0;s1[i]!='\0';i++){  if(s1[i]!=' '){s2[j]=s1[i];++j;}}s2[j]='\0';    //切记！！一定要加！！！！！cout<<"整理后的字符串"<<s2<<endl;return 0;}