#include <stdio.h>
#define HEIGHT 6
int main(void) {
char* f = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
char* b = "ZYXWVUTSRQPONMLKJIHGFEDCBA";
int c = 0;
for(int i=0; i<HEIGHT; ++i)
{
printf("%*.*s%.*s\n", 10, i
+1, f
+i
+c
, i
, b
+strlen(b
)-(c
+2*i
)); c+=i;
}
return 0;
}
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