/// init_stats()
i = 50;
repeat (50) {
    i -= 1;
    global.unlock[i] = 0;
}
i = 50;
repeat (50) {
    i -= 1;
    global.gallery[i] = 0;
}
i = 100;
repeat (100) {
    i -= 1;
    global.stat[i] = 0;
}
i = 100;
repeat (100) {
    i -= 1;
    global.achievement[i] = 0;
}