关于C语言中输出数据对齐问题

Question

像日历那样的数据输出，怎么让数据右对齐，就像这样的数据

Answer 1

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Answer 2

大家可能没有理解我的意思，我的意思是怎么使最右边的数据没有空格，而不是每一个数据右对齐，不过我已经找到方法了，通过循环就可以解决，谢谢大家

Answer 3

printf("%5d",n);//默认数据右对齐 printf("%-5d",n)//数据左对齐 //空位用空格填充

Answer 4

%-2d 负号左对齐