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- #include <iostream>
- #include <cstdio>
- #include <string.h>
- using namespace std;
- int ans[10007];
- void solve(int value)
- {
- for (int i = 2; i*i <= value; i++)
- {
- while (value%i == 0){
- ans[i]++;
- value = value / i;
- }
- }
- if (value != 1) ans[value] += 1;
- }
- int main()
- {
- int num[11];
- memset(ans, 0, sizeof(ans));
- for (int i = 0; i < 10; i++) scanf("%d", &num[i]);
- for (int i = 0; i < 10; i++) solve(num[i]);
- long long res = 1;
- for (int i = 2; i < 10007; i++) res *= ans[i] + 1, res = res % 10;
- res = res % 10;
- printf("%lld\n", res);
- return 0;
- }
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