#include <stdio.h> int main() { int n = 0; scanf("%d", &n); int m = 2 + (n - 1) * 3; for (int j = 0; j < n; j++) { for (int i = 0; i < m - 3 * j; i++) printf(" "); for (int i = 0; i < j + 1; i++) prin...