Frage im Vorstellungsgespräch bei think-cell

create this function: // Assign value val to interval [keyBegin, keyEnd). // Overwrite previous values in this interval. // Conforming to the C++ Standard Library conventions, the interval // includes keyBegin, but excludes keyEnd. // If !( keyBegin < keyEnd ), this designates an empty interval, // and assign must do nothing. void assign( K const& keyBegin, K const& keyEnd, V const& val ) {