每日一题 53

第五十三题:给一个不多于5位的正整数,要求:一、求它是几位数,二、逆序打印出各位数字。在这里插入图片描述
#include"stdio.h"
void main( )
{
long a,b,c,d,e,x;
printf(“请输入不多于5位的正整数:”);
scanf("%ld",&x);
a=x/10000; /分解出万位/
b=x%10000/1000; /分解出千位/
c=x%1000/100; /分解出百位/
d=x%100/10; /分解出十位/
e=x%10; /分解出个位/
if (a!=0)
printf(“为5位数,逆序为: %ld %ld %ld %ld %ld\n”,e,d,c,b,a);
else if(b!=0)
printf(“为4位数,逆序为: %ld %ld %ld %ld\n”,e,d,c,b);
else if(c!=0)
printf(“为 3 位数,逆序为:%ld %ld %ld\n”,e,d,c);
else if(d!=0)
printf(“为 2 位数,逆序为: %ld %ld\n”,e,d);
else if(e!=0)
printf(“为 1 位数,逆序为:%ld\n”,e);
else
printf(“errer!\n”);
}

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转载自blog.csdn.net/drake_gagaga/article/details/113961229
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