need help
为啥我的代码超时了啊
#include<stdio.h>
int main(){
int a,b,sum=0,count=0;
scanf("%d%d",&a,&b);
for(int i=a;i<=b;i++){
while(i>0){
sum+=i%10;
i=i/10;
}
if(sum%5==0) count++;
}
}
int main(){
int a,b,sum=0,count=0;
scanf("%d%d",&a,&b);
for(int i=a;i<=b;i++){
while(i>0){
sum+=i%10;
i=i/10;
}
if(sum%5==0) count++;
}
}