杭电2091

#include<stdio.h>

int main()
{
    int n,i,j,t=0;
    char c;
    while(scanf("%c",&c)!=EOF&&c!='@')
    {
        scanf("%d",&n);
        getchar();
        if(t++)
            printf("
");
        for(i=0; i<n; ++i)
        {
            for(j=0; j<n-1-i; ++j)
                printf(" ");
            for(j=0; j<2*(i+1)-1; ++j)
                if(i==n-1)
                    printf("%c",c);
                else if(j==0||j==2*(i+1)-2)
                    printf("%c",c);
                else
                    printf(" ");
            printf("
");
        }
    }
}