显示代码纯文本
#include <cstdio>
using namespace std;
int main(void)
{
freopen("bcl.in","r",stdin);
freopen("bcl.out","w",stdout);
int i,j,k,temp,temp2,n;
char a[2000];
scanf("%d\n",&n);
for (i=0;i<n;i++)
scanf("%c\n",&a[i]);
temp=0;
temp2=n-1;
for (i=0;i<n;i++)
for (j=temp,k=temp2;j<=k;j++,k--)
{
if (a[j]<a[k])
{
printf("%c",a[temp]);
temp++;
break;
}
else if (a[j]>a[k])
{
printf("%c",a[temp2]);
temp2--;
break;
}
else if (j==k||j+1==k)
{
printf("%c",a[temp]);
temp++;
break;
}
}
printf("\n");
fclose(stdin);
fclose(stdout);
return(0);
}