fix the error that print 'S' continuously in lesson 10#189
Open
wanghaEMQ wants to merge 1 commit intocfenollosa:masterfrom
Open
fix the error that print 'S' continuously in lesson 10#189wanghaEMQ wants to merge 1 commit intocfenollosa:masterfrom
wanghaEMQ wants to merge 1 commit intocfenollosa:masterfrom
