题解 | #数位五五#
数位五五
https://www.nowcoder.com/practice/4306996b0a534178b90b3514a8b30028
#include <stdio.h>
int main()
{
int count=0;
int a=0,b=0;
scanf("%d%d",&a,&b);
for(int i=a;i<=b;i++)
{
int m=i,sum=0;
while(m)
{
sum=sum+m%10;
m/=10;
}
if(sum%5==0)
count++;
}
printf("%d",count);
return 0;
}
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