求N个带CAN的问答句(N≥5)

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C语言求解,正确答案加分50:编写函数fun(),它的功能是求n以内(不包括n)同时能被5与11整除的所有自~

#include
#include
double fun(int n)
{
int sum = 0;
for(int i=5;i<n;++i)
{
if(i%5==0 && i%11==0)
{
sum+=i;
}
} return sqrt(sum*1.0);
}
void main()
{
printf("s=%f
", fun(1000));
}

n个5表示为an=5(10^n-1)/9
Sn=(5/9)[∑10^n-n]=(5/9)[10(10^n-1)/9-n]=(5/81)[10^(n+1)-10-9n]

CAN I HELP YOU? THANKYOU!
CAN YOU HELP ME ? OK
WHAT CAN I DO FOR YOU? THANK YOU
CAN I READ THIS BOOK? CERTAINLY
CAN YOU GIVE ME SOME HELP?YES,I CAN

Can you speak English?
Can you speak Chinese?
Can you speak French?
Can you speak Spanish?
Can you speak Japanese?
Can you speak Korean?

我也很懒,哈哈哈哈哈

can u read/write/hear/smell/feel?
谁能比我懒,呵

Can you play tennis/basketball/football/volleyball/badminton.
嘻嘻

求N个带CAN的问答句(N≥5)
答:CAN YOU GIVE ME SOME HELP?YES,I CAN

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