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@joaqo
joaqo / sumlist.c
Created March 10, 2020 21:41
Just a silly short list sum script to provide as a baseline for benchmarking Swift code.
// clang -O3 -march=native deleteme.c -o del_c
#include <stdio.h>
#include <time.h>
int main () {
clock_t start, end;
double cpu_time_used;
int n[ 3000 ];
@karpathy
karpathy / pg-pong.py
Created May 30, 2016 22:50
Training a Neural Network ATARI Pong agent with Policy Gradients from raw pixels
""" Trains an agent with (stochastic) Policy Gradients on Pong. Uses OpenAI Gym. """
import numpy as np
import cPickle as pickle
import gym
# hyperparameters
H = 200 # number of hidden layer neurons
batch_size = 10 # every how many episodes to do a param update?
learning_rate = 1e-4
gamma = 0.99 # discount factor for reward