#include<stdio.h>
int main()
{
int N, n=0, sum=0, k, a;
int i, j;
char c;
scanf("%d %c", &N, &c);
sum = n*n + 2*n;
for(n=0;;n++)
{
sum = n*n + 2*n;
if(sum > (N-1)/2)
{
n -= 1;
break;
}
}
a = 2*n + 1;
for(i=a;i>0;i-=2)
{
for(k=0;k<(a-i)/2;k++)
{
printf(" ");
}
for(j=0;j<i;j++)
{
putchar(c);
}
printf("\n");
}
for(i=3;i<=a;i+=2)
{
for(k=0;k<(a-i)/2;k++)
printf(" ");
for(j=0;j<i;j++)
putchar(c);
printf("\n");
}
sum = n*n + 2*n;
int rest = N - (sum*2 + 1);
printf("%d", rest);
return 0;
}
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