SDL2 / console program crashing-

#include <SDL2/SDL.h>
#include <random>

int main(int argc, char* argv[]) {
    if (SDL_Init(SDL_INIT_VIDEO) != 0) {
        return 1;
    }
    SDL_Window* window = nullptr;
    SDL_Renderer* renderer = nullptr;

    if (SDL_CreateWindowAndRenderer(2000, 2000, 0, &window, &renderer) != 0) {
        SDL_Quit();
        return 1;
    }
    SDL_RenderSetScale(renderer, 20, 20);

    int x{25};
    int y{25};

    std::random_device dev;
    std::uniform_int_distribution<uint8_t> nd(0, 3);

    while (true) {
        uint8_t dir = nd(dev);
        Uint8 r, g, b;

        switch (dir) {
            case 0:
                x -= 1;
                y -= 1;
                r = 245;
                g = 169;
                b = 184;
                break;
            case 1:
                x += 1;
                y -= 1;
                r = 91;
                g = 206;
                b = 250;
                break;
            case 2:
                x -= 1;
                y += 1;
                r = 255;
                g = 255;
                b = 255;
                break;
            case 3:
                x += 1;
                y += 1;
                r = 0;
                g = 0;
                b = 0;
                break;
        }

        SDL_SetRenderDrawColor(renderer, r, g, b, 255);
        SDL_RenderDrawPoint(renderer, x, y);
        SDL_RenderPresent(renderer);

        if (x > 50 || x < 0 || y > 50 || y < 0) {
            x = 25;
            y = 25;
        }

        
    }

    SDL_DestroyRenderer(renderer);
    SDL_DestroyWindow(window);
    SDL_Quit();

    return 0;
}