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#include #include #include #include #include #include #include #include #include #include #define ll long long int#define eps 0.0001#define fo1(s,e) for(ll i=s;i<=e;i++)#define fo2(s,e) for(ll j=s;j<=e;j++)#define mem(a,n) memset(a,n,sizeof(a))#define mod 1000000009#define maxn 505#define inf 0x3f3f3f3f3f3f3f3f using namespace std;#define PI acos(-1)#define E exp(1.0)int main(){ ll n,t; cin>>t; while(t--){ long long ans=1; cin>>n; if(n>3){ ans = log10(sqrt((long double)2.0 * PI*n))+(n*(log10((long double)n)-log10((long double)E)))+1; //cout << log10(sqrt(2 * PI*n)) + ((n*log10(n / E))) << endl; } printf("%lld\n", ans); } return 0;}
转载于:https://www.cnblogs.com/LukeStepByStep/p/7743040.html