Big Factorial

#include <bits/stdc++.h>
using namespace std;

int main(){
    int in, tc;
    cin >> tc;
    while(tc--){
        int m=0, idx, temp, rem, i=0;
        int res[200];
        cin >> in;
        temp = in;
        while(temp){
            rem = temp%10;
            res[i] = rem;
            temp/=10;
            i++;
            m++;
        }
        for(i=2;i<in;i++){
            temp = 0;
            for(idx=0;idx<m;idx++){
                temp = res[idx]*i + temp;
                res[idx] = temp%10;
                temp/=10;
            }
            while(temp){
                res[idx]=temp%10;
                temp/=10;
                idx++;
                m++;
            }
        }
        cout << ">";
        for(i=m-1;i>=0;i--){
            cout << res[i];
        }
        cout << endl;
    }
}