Editorial for 0.Tính giai thừa

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Tính giai thừa

Comments


  • 0
    TICHPX  commented on Oct. 5, 2018, 7:10 a.m.

    Hướng dẫn

    #include<bits/stdc++.h>
using namespace std;
int main()
{
    long long n,s=1;
    cin>>n;
    while(n) s*=n--;
    cout<<s;
}