fflush(stdin); }while(ch == 'y'); return 0; } OutputAppleIBMDo you want to continue?(y/n)yAppleIBMDo you want to continue?(y/n)yAppleIBMDo you want to continue?(y/n)yAppleIBMDo you want to continue?(y/n)yAppleIBMDo you want to continue?(y/n)n Working of do-while...