#include <stdio.h>
int main() {
int N;
char ch1, ch2, ch3;
scanf(" %c%c%c", &ch1
, &ch2
, &ch3
);
for (int i = 0; i < N - 1; i++) {
// cetak ch1
// spasi tengah
for (int j = 0; j < i; j++) {
}
// cetak ch3 mulai baris ke-2
if (i > 0)
}
// baris terakhir
for (int i = 0; i < N - 1; i++) {
}
return 0;
}
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