SIXPAK.IN 1 1 9999 999 === This and the below lines are NOT read as input, so you can store === === anything you want below. Here I have defined how the input data === === is interpreted = so you know what each input field means. === ============================================================================== ENDF/B Input Data Filename SIXPAK.IN ------------------------------------------------------------------------------ Requested Ranges ------------------------------------------------------------------------------ Minimum Maximum MAT MT MAT MT ------------------------------------------------------------------------------ 1 1 9999 999 ==============================================================================