#include <stdio.h>
int main() {
int i, j, rows;
printf("Enter the number of rows: ");
scanf("%d", &rows);
for (i = rows; i >= 1; --i) {
for (j = 1; j <= i; ++j) {
printf("@");
}
printf(" ");
for (j = 1; j <= i; ++j) {
printf("@");
}
printf("\n\n");
}
return 0;
}