C语言财务管理系统之欧阳引擎创编

1、#includenstdio.hn欧阳引擎(2021.01.01)#includestdlib.h#define MAX_NAME 11#define MAX_DETAIL 21#define MENU_COUNT 9#define DATA_FILE nfa.datu typedef wnum_fi_typeincome=l,payout=-l)fi_type;typedef struct_fi_infoint year;int month;fi_type type;char nameMAX_NAME;float money;char detailMAX_DETAIL;)fi_info;ty

2、pedef struct_fi_datafi_info info;struct_fi_data *next;fi_data;void addcome();void search_income();void delete_income();void update_income();void add_payout();void search_payout();void delete_payout();void update_payout();void count_total();void quit();void search_data(fi_type type);void delete_data(

3、fi_type type);void update_data(fi_type type);void initialize();void save_to_file();void clear_data();fi_data *getast();fi_data *get_previous(fi_data *p);void input_info(fi_info *info);void show_info(fi_data *pJnt count); fi_data *head;char menu=lnn+n”lnnlnlnlnnl家庭财务管理系统“+“I收入管理“I 1hi n ,rl 3“I支出管理ln

4、“I5添加支出ln-“I 6查询支出明细ln”“I7删除支出ln-nl8修改支出ln“I统计ln”“I 9统计总收入总支出ln”+n“I 0退出系统lnuvoid(*menu_fun)()= quit, add_income, search_income, delete_income, update_income, add_payout, search_payout, delete_payout, update_payout, count totalint main()int selected=0;initialize();while(selected=0 & selected请选择要进行的操

5、作(d - %d):“,0,MENU_COUNT); if(scanf(%d,&selected)!=lllselectedMENU_COUNT) printfC输入错误！请选择%dd之间的数字！按任意键重 试.”,0,MENU_COUNT);fflush(stdin);getchar();)elsemenu_funselected();selected=O;)void add_income()fi_data *p=(fi_data *)malloc(sizeof(fi_data);memset(p,0,sizeof(fi_data);p-next=NULL;input_info (&(p-i

6、nfo);p-info.type=income;if(head=NULL)head=p;)elseget_last(head)-next=p;)void search_income()search_data(income);)void delete_income()delete_data(income);void update_income()update_data(income);)void add_payout()fi_data *p=(fi_data*)malloc(sizeof(fi_data); memset(p,0,sizeof(fi_data);input_info (&(p-i

7、nfo);p-info.type=payout;if(head=NULL)head=p;)elseget_last(head)-next=p;)void search_payout()search_data(payout);void delete_payout()delete_data(payout);)void update_payout()update_data(payout);void count_total()float total_income=0.0;float total_payout=0.0;fi_data *p=head;while(p!=NULL)if(p-info.typ

8、e=income)total_income+=p-info.money;elsetotal_payout+=p-info.money;)p=p-next;printf(H+nu);total_income,printfCl合计收入丨合计支出丨结余ln”)； printf(H+4卜n);printf(Hl% 12.2fl% 12.2fl% 12.2flnH, total_payout,total_income - total_payout); printf(Hd+卜n);printfC按任意键继续返回主菜单”); fflush(stdin);getchar();)void search_data

9、(fi_type type)int year=O;int month=0;fi_data *p=NULL;fi_data *result9=NULL);int count=0;char input=：while(l)printf(”请输入要查询的年月(例如：2009/1) “); if(scanf(%d/%dM,&year,&month)!=2) printf(”输入错误。n”);)else p=head;count=0;memset(result,0,sizeof(fi_data*);while(p!=NULL)& p-if(p-info.year=year & p-info.month=m

10、onth info.type=type)if(count输入空格并回车翻页。其他键退出。n)； fflush(stdin);input=getchar();if(input=*)memset(result,0,sizeof(fi_data*);count=0;resultcount=p;count+;)elsebreak;p=p-next;)if(count!=0)show_info(result,count);)elseprintf(”没有找到数据。n“); printf(M继续查找其他数据?(y or n)n); fflush(stdin);input=getchar(); if(inpu

11、t=,yllinput=Y)continue;)elsebreak;void delete_data(fi_type type)int year=0;int month=0;fi_data *p=NULL;fi_data *pre=NULL;fi_data *result9=NULL);int count=0;char input=int i=0;while(l)printf(n请输入要查询的年月(例如：2009/1) “)；if(scanf(%d/%d,&year,&month)!=2)printf(”输入错误。n”);)elsep=head;count=0;memset(result,0,

12、sizeof(fi_data*);while(p!=NULL)if(p-info.year=year & p-info.month & p-info.type) if(count=9) resultcount=p;count+;)elseshow_info(result,count);printfC请输入空格并回车翻页。输入对应的序号删除。其他键 退出:”)； fflush(stdin) input=getchar();if(input=,)memset(result,0,sizeof(fi_data*);count=0;resultcount=p;count+;)else if(input=

13、,r & inputv=48+count)i=input-49;pre=get_previous(resulti);if(pre=NULL)head=head-next;)elsepre-next=resulti-next;)free(resulti);for(;i删除成功。n”)；else break;p=p-next;)if(count!=0)show_info(result,count);printfC输入对应的序号删除。其他键退出。)； fflush(stdin);input=getchar();if(input=T & inputnext;elsepre-next=resulti-n

14、ext;)free(resulti);for(;i 删除成功.n“)；elseprintfC*没有找到数据。n“)；printf(”继续查找数据? (y or n)H); fflush(stdin);input=getchar();if(input= y1 II input=,Y,)continue; ) else break;void update_data(fi_type type)int year=0;int month=0;fi_data *p二NULL;fi_data *pre=NULL;fi_data *result9=NULL);int count=0;char input=in

15、t i=0;while(l)printfC请输入要查询的年月(例如：2009/1) “)；if(scanf(%d/%dM,&year,&month)!=2)printf(n输入错误。n”);)elsep=head;count=0;memset(result,0,sizeof(fi_data*);while(p!=NULL)& p-if(p-info.year=year & p-info.month=monthinfo.type=type)if(count输入空格并回车翻页。输入对应的序号修改。其他键退 出。”)；fflush(stdin);input=getchar();if(input=*)

16、memset(result,0,sizeof(fi-data*);count=0;resultcount=p;count+;)else if(input=,r & inputv=48+count)i 二 input-49;input_info (&(resulti-info);printf(修改成功o nn);p=get_previous(p);elsebreak;p=p-next;if(count!=0)show_info(result,count);prin曲、输入对应的序号修改。其他键退出。n);fflush(stdin);input=getchar();if(input= T & in

17、putv=48+count)i=input-49;input_info (&(resulti-info);show_info(result,count);printf(M修改成功o n);elseprintfC没有找到数据。n“)；)printf(”继续查找数据? (y or n)”); fflush(stdin);input=getchar();if(input=y, II input=Y)continue;)elsebreak;void initialize()FILE *fp二NULL;fi_data *p二NULL;fi_data *last=NULL;int count=0;fp=fopen(DATA_FILE,rbH); if(fp=NULL) fp=fopen(DATA_FILE；,wn); fclose(fp);return;p=(fi_data*)malloc(sizeof(fi_data); memset(p,0,sizeof(fi_data);p-next=NULL;wh