class Solution {
	private static int normalizeOdd(int n) {
		return (n % 2 == 0) ? n + 1 : n;
	}
 
	public static void printDiamond(int n, char ch) {
		n = normalizeOdd(n);
        int mid = n >> 1;
        for (int i = 0; i < n; i++) {
        	int row = i <= mid ? i : (n - i - 1);
        	int spaces = mid - row;
            int width  = row * 2 + 1;
            final String pattern = String.valueOf(ch);
            System.out.println(" ".repeat(spaces) + (pattern).repeat(width));
        }
	}
 
		public static void main(String[] args) {
			int n = 5;
			printDiamond(n, '*');
		}
}

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MTAKYWJhCmdlZWtzZm9yZ2Vla3MKZ2Vla3Nmb3JnZWVrcwpnZWVrc2ZvcmdlZWtzCmdlZWtzZm9yZ2Vla3MKZ2Vla3Nmb3JnZWVrcwpnZWVrc2ZvcmdlZWtzCmdlZWtzZm9yZ2Vla3MKZ2Vla3Nmb3JnZWVrcwpnZWVrc2ZvcmdlZWtz

10
aba
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