Test Category Test test page Test page picture math $$ \varphi = 1+\frac{1} {1+\frac{1} {1+\frac{1} {1+\cdots} } } $$ code 1 2 3 4 5 6 7 8 9 #include "bits/stdc++.h" using namespace std; int main() { cout << "Hello World!" << endl; return 0; } Test $\LaTeX$ $\frac{2}{3}$