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