Removed unused variable
Removed unused variable

hanbinhu/libcds,eugenyk/libcds,goswamia/libcds,elventear/libcds,eugenyk/libcds,hanbinhu/libcds,goswamia/libcds,xinghuwang/libcds,hanbinhu/libcds,xinghuwang/libcds,elventear/libcds,eugenyk/libcds,elventear/libcds,goswamia/libcds,elventear/libcds,elventear/libcds,xinghuwang/libcds,goswamia/libcds,hanbinhu/libcds,hanbinhu/libcds,xinghuwang/libcds,xinghuwang/libcds,eugenyk/libcds,goswamia/libcds,eugenyk/libcds