37 lines
1.0 KiB
C++
37 lines
1.0 KiB
C++
#include<bits/stdc++.h>
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using namespace std;
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int main() {
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//把题目的100个数字直接复制粘贴
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int i;
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int arr[100]= {
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5650,4542,3554,473, 946, 4114, 3871, 9073, 90, 4329,
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2758 ,7949, 6113,5659, 5245, 7432, 3051, 4434, 6704, 3594,
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9937 ,1173 ,6866,3397 ,4759, 7557, 3070, 2287, 1453, 9899,
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1486 ,5722 ,3135,1170, 4014, 5510, 5120, 729, 2880, 9019,
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2049 ,698 ,4582,4346 ,4427, 646, 9742, 7340, 1230, 7683,
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5693 ,7015 ,6887,7381, 4172, 4341, 2909, 2027, 7355, 5649,
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6701 ,6645 ,1671,5978 ,2704, 9926, 295, 3125, 3878, 6785,
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2066,4247 ,4800,1578, 6652, 4616, 1113, 6205, 3264, 2915,
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3966,5291 ,2904,1285, 2193, 1428, 2265, 8730, 9436, 7074,
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689,5510,8243,6114, 337, 4096, 8199, 7313, 3685, 211};
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int num2=0,num5=0;
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for(i=0; i<=99; i++) {
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//共包含多少个2，多少个5
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while(1) {
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if( arr[i]%2==0 ) { //可以分解出2
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num2++;
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arr[i]/=2;
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} else if( arr[i]%5==0 ) { //可以分解出5
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num5++;
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arr[i]/=5;
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} else
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break;
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}
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}
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printf("%d",num2<num5?num2:num5);
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return 0;
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}
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