URAL1094[E-screen]

然后，水题，当然就是直接模拟啦。

CODE:

/*

PROGRAM: $PROGRAM

AUTHOR: Su Jiao

DATE: 2010-4-14

DESCRIPTION:

$DESCRIPTION

*/

#include <stdio.h>

#include <string.h>

 

#define WIDTH 80

 

int pos;

char get;

char screen[WIDTH];

 

int main()

{

    memset(screen,’ ‘,sizeof(screen));

    while (scanf(“%c”,&get)!=EOF)

    {

          if (get==’\n’) continue;

          if (get=='<‘) pos–;

          else if (get==’>’) pos++;

          else screen[pos++]=get;

          if (pos==-1) pos++;

          if (pos==WIDTH) pos-=WIDTH;

    }

    printf(“%s\n”,screen);

}