If the foregoing amendment shall be adopted by the electors, the judges of the courts of common pleas in office, orelected thereto prior to January first, 1913, shall hold their offices for the term for which they were electedand the additional judges provided for herein, shall be elected at the general election in the year 1914; each county shall continueas a part of its existing common pleas district and sub-division thereof, until one resident judge of the courtof common pleas is elected and qualified therein.