#include <stdio.h>

char ans[80];

int main()
{
    int i,current=0,maxreach=0;
    char ch;
    for(i=0;i<80;i++)
        ans[i]=' ';
    while((ch=getc(stdin))!=-1){
        if(ch=='\n')    NULL;
        else if(ch=='<'){
            if(current>0)    current-=1;
        }
        else if(ch=='>'){
            if(current>maxreach)
    maxreach=current;
            if(current<79)    current+=1;
            if(current=79)    current=0;
        }
        else{
            if(current>maxreach)
    maxreach=current;
            ans[current]=ch;
            current=(current+1)%80;
        }
    }
    for(i=0;i<=maxreach;i++)
        printf("%c",ans[i]);
    return 0;
}

hey,, piched

it says: "INPUT: The single line of the input contains a sequence of..."

it says: "SINGLE LINE OF INPUT"

i think this would help you...

> hey,, piched
>
> it says: "INPUT: The single line of the input contains a sequence of..."
>
> it says: "SINGLE LINE OF INPUT"
>
> i think this would help you...