题解 | #数位五五#
数位五五
https://www.nowcoder.com/practice/4306996b0a534178b90b3514a8b30028
#include <stdio.h>
int judge(int i)
{
int c,sum=0;
while(i)
{
c = i%10;
i = i/10;
sum+=c;
}
if(sum%5==0)
{
return 1;
}
else
{
return 0;
}
}
int main()
{
int a,b,count=0;
scanf("%d %d",&a,&b);
for(int i=a;i<=b;i++)
{
int ret = judge(i);
if(ret)
{
count++;
}
}
printf("%d",count);
return 0;
}
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