Write a code to add commas to integer, e.g., 12345 will become 12,345 and 1123 would become 1,123.

Question

Sigiloso · Accepted Answer

public static void main(String[] args) {
		int d = 12345678;
		
		StringBuilder sb = new StringBuilder();
		int i = 2, temp = 0;
		
		while(d > 0) {
			sb.append(d % 10);
			d = d / 10;
			if(temp == i) {
				sb.append(",");
				temp = 0;
			}
			temp++;
		}
		
		System.out.println(sb.reverse().toString());
	}

HelloWorld · Answer

int number1=12345;
int number2=1123;
printf("%,d",number1);
printf("%,d",number2);

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