【算法】了解哈希表/思想 并用哈希解算法题（C++）

encoder p${}_{\theta }(z_1|v_1)$，D${}_{SKL}$ represents the symmetrized KL divergence.${\hat{I}}_{\xi }(z_1;z_2)$ refers to the sample-based parametric mutual information estimation

没有执行最常见的任务，不建议复现