```python
def held_down(value: int,    ceiling: int) -> int:
    return ceiling if value > ceiling else value:

    
def limits_map(store: dict, ceiling: dict):
    """Every value of a store brought down to a ceiling."""
    out = {}
    for key, value in store.items():
        if value <= ceiling:
            out[key] =            held_down(value,    return out
```