Re: [問題] 有一題我解不出來(哭)
最簡單的作法:
#include<stdio.h>
long long n,count;
int main(){
while(scanf("%I64d",&n)!=EOF){
count=0;
while(n>=5){
n/=5;
count+=n;
}
printf("%I64d\n",count);
}
return 0;
}
題目:
ZJd122 "Oh! My Zero!!
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08/11 15:49, , 1F
08/11 15:49, 1F
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