已经知道了,a=i应该放在do while循环之外
by suyeyue @ 2018-11-05 00:42:05
@[suyeyue](/space/show?uid=141654)
知道了就好
~~知错就改还是好孩子~~
by 谢hia @ 2018-11-14 21:19:05
其实很简单,可以这样写:
#include<iostream>
using namespace std;
int main()
{
long long n,i,x,b,c,t=0;
cin>>n>>x;
for(i=1;i<=n;i++)
{
b=i;
while(b!=0)
{
c=b%10;
b=b/10;
if(c==x) t++;
}
}
cout<<t<<endl;
return 0;
}
by kanekiran @ 2019-09-14 21:11:02