UnsafeMath
Contains methods that perform common math functions but do not do any overflow or underflow checks
Functions
divRoundingUp
  function divRoundingUp(
    uint256 x,
    uint256 y
  ) internal pure returns (uint256 z)
Returns ceil(x / y)
panics if y == 0
Parameters:
| Name | Type | Description | 
|---|---|---|
| x | uint256 | The dividend | 
| y | uint256 | The divisor | 
Return Values:
| Name | Type | Description | 
|---|---|---|
| z | uint256 | The quotient, ceil(x / y) |