SDUT OJ 数据结构实验之栈：行编辑器

#include<iostream>#include<stdio.h>using namespace std;int main(){int lenstr,i,top;char str[255],a[255];while(gets(str)!=NULL){        lenstr=strlen(str);        top=0;for(i=0;i<=lenstr-1;i++){if(str[i]!='#'&&str[i]!='@'){a[top++]=str[i];}if(str[i]=='@'){top=0;}if(str[i]=='#'){if(top!=0)top--;}}for(i=0;i<top;i++)cout<<a[i];printf("\n");}return 0;}