d with Spire.PDF for .NET.\rprintf("\t\t\t *^*\n");\r输入\rprintf("\t \n''\r显示\rprintf("\t : \n''\r查找 \n''\rprintf("\t : 增添 \n''\rprintfCAt / 删除 \n''\rprintf(H\t ; \n"\r修改 \n"\rprintf(u\t ( 退出\rprintf(u\t (\rprintf(u\n \nn)\rprintf("\nplease choose (0-6):");\rscanf(H%d",&choise);getchar();\rswitch(choise)\r(\rcase 1: head=creat();\rbreak;\rcase 2: print(head);\rbreak;\rcase 3: head=search(head);\rbreak;\rcase 4: head=insert(head);\rbreak;\rcase 5: head=delet(head);\rbreak;\rcase 6: he ad=modi fy( he ad);\rbreak;\rcase 0:\rprintfC'n********xxÝÜÞß^à\r,¦^**********\n\n");\rprintf(Hn************ ÚÛá±²,âãä **************\n\n")\rexit(0);\rbreak;\rdefault :printf("£¤ wrong,½å棤!\n”);\r)