LQB201803乘积尾零

 1 #include <iostream>
 2 using namespace std;
 3 //快速幂运算
 4 
 5 int main(){
 6     int data[100]={};
 7     int num2=0;
 8     int num5=0;
 9 
10     for (int i = 0; i < 4; ++i) {
11 
12         while(!(data[i]%2)){
13             data[i]/=2;
14             num2++;
15 
16 
17         }
18         while(!(data[i]%5)){
19             data[i]/=5;
20             num5++;
21 
22 
23         }
24 
25 
26     }
27     cout<<min(num2,num5);
28 
29 }