m_book
c#includestructnode{charname[10];intprice;charpub[15];};externstructnode*add(),*del(structnode*);externstructnode*load(),*mhdel(structnode*);/*******************************************************//*函数功能:显示菜单,选择菜单*//*输入参数:无*//*函数输出:选择的菜单序号*//*******************************************************/intmenu_select(){intcn=0;printf("**********************************************\n");printf("\t\t1
Addabook\n");printf("\t\t2
Displaybooklibrary\n");printf("\t\t3
Queryabook\n");printf("\t\t4
Deleteabook\n");printf("\t\t5
Savetodisk\n");printf("\t\t6
Loadfromdisk\n");printf("\t\t7
Mohusearch\n");printf("\t\t8
Mohudelete\n");printf("\t\t0
Exit\n");printf("\t***********************************************\n");printf("\nInput(0~8):");for(;;){scanf("%d",&cn);if(cn8)printf("Error
Inputagain(1~6)