数据结构的课程设计题目以及源代码 约瑟夫环问题 c

				#include
				#include
				#include
				#include
				
				void page_title(char *menu_item)
				{
					
					printf("\n>>>  文章编辑 				}
				
				
				
				
				void Statistic() 
				{ 
					
					int pNum=0,pNumSpace=0, pNumAll=0,shuzi=0;
					int i=0; 
					int ret;
					char a[1000],filename[80]; 
					FILE *p; 
					printf("请输入文件名称：\n");
					
					fflush(stdin);
				
					scanf("%s",filename);
					p=fopen(filename,"r") ; 
					ret=fread(a,1,1213,p);
					a[ret]='\0';
					char  *pcur=a; 
					while(*pcur!='\0') 
					{ 
						if((*pcur>0x40&&* pcur0x60&&*pcur						if(*pcur==0x20) pNumSpace++; 
						if(*pcur>='0'&&*pcur						pNumAll++; 
						pcur++; 
					} 
					printf("英文字母数=%d,空格数=%d,数字数=%d,总字数=%d",pNum,pNumSpace,shuzi,pNumAll);
				    fclose(p);
				} 
				
				
				
				
				
				void GetTime() 
				{ 
				    int i=0; 
					char c[1000],filename[80], p[100]; 
					int ret,n=0;
					FILE *fp; 
					printf("请输入文件名称：\n");
					
					fflush(stdin);
				
					scanf("%s",filename);
					printf("请输入所查字符：\n");
					while(p[n]!='\n')
					{
						scanf("%s",p);
						n++;
					
					}
					
					fp=fopen(filename,"r") ; 
					ret=fread(c,1,1213,fp);
					c[ret]='\0';
					char *a=c;
					char  *temp=a;
					char	*b=p; 
					int num=0,isok=0; 
					while(*a!='\0') 
					{ 
						while(*b!='\0') 
						{ 
							temp=a; 
							b=p; 
							if(*(temp++)==*(b++)) 
								isok=1; 
							else 
								isok=0; 
						} 
						if(isok)num++; 
						a++; 
					} 
				    printf("%s",p);
					printf("的个数%d",num); 
				} 
				
				
				
				
				void DelString() 
				{ 
					char filename[100],p[10],c[1000];
					int i,ret=0;
					FILE *fp; 
					printf("请输入文件名称：\n");
					
					fflush(stdin);
					
					scanf("%s",filename);
					printf("请输入删除字符：\n");
					scanf("%s",p);
					fp=fopen(filename,"r") ; 
					ret=fread(c,1,1213,fp);
					c[ret]='\0';
					char *a=c,*temp=a,*b=p; 
					int num=0,isok=0; 
					while(*a!='\0') 
					{ 
						temp=a; 
						b=p; 
						while(*b!='\0') 
						{ 
							if(*(temp++)==*(b++)) 
								isok=1; 
							else 
								isok=0;; 
						}    
						if(isok) 
						{ 
							while(*temp!='\0'&&(*(a++)=*(temp++)))
								*a='\0'; 
							
						} 
						a++; 
					} 
					
					for(i=0;i						printf("删除后%s",c[i]);
				}
				
				
				
				
				
				void shuru()
				{
					printf("请输入新建文件名称：\n");
					
					FILE *fp;
					char ch,filename[80];
					
					fflush(stdin);
					scanf("%s",filename);
					if ((fp=fopen(filename,"w"))==NULL)
					{
						printf("cannot open flie\n");
						exit(0);
					}
					printf("input char \n");
					fflush(stdin);
				
					ch=getchar();
					while(ch!='#')
					{
						fputc(ch,fp);
						ch=getchar();
					}
					putchar(10);
					fclose(fp);
				}
				
				void main()
				{
					int choice;
				
				menu: page_title("操作选单");
					  printf("请用数字键输入您想要的操作\n\n");
					  printf("   1 输入文件\n   2 统计\n  3统计特定字符\n  4删除\n  5查找与替换\n");
					  printf("   0 退出\n\n");
					  scanf("%d",&choice);
					  switch(choice)
					  {
					  case 1: shuru();break;
					  case 2: Statistic() ;break;
					  case 3: GetTime() ;break; 
					  case 4: DelString() ;break; 
					  case 0: exit(0);
					  }
					  goto menu;
				}