#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
int main() {
char str[100];
char a[100][100]={'\\s'};
int count=0,i,j,n;
n=count;;
for(i=0;i<count;i++)
{
a[i][i] = str[i];
a[i][count-i-1]=str[i];
}
for(i=0;i<count;i++)
{
for(j=0;j<count;j++)
{
}
}
}
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