課程設計賬戶管理系統（1）

 

個人帳簿管理系統記錄某人每月的全部收入及各項開支情況，包括食品消費，房租，子女教育費用，水電費，醫療費，儲蓄等。進入系統後可以輸入和修改某月的收支情況，可以對每月的開支從小到大進行排序，可以根據輸入的月份查詢每月的收支情況。

 

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

struct Count{
	int month;         //月份
	char *name;        //賬戶名
	float food;        //食品消費
	float rent;        //房租
	float education;   //子女教育費
	float water;       //水電費
	float hospital;    //醫療費
	float save;        //儲蓄
	float other;       //其他
};


void Menu();
void NewCount();
void SearchCount();

 

int main() {
	char* ch;
	int n;

	while(1){
		Menu();
		printf("\n選擇菜單：");
		scanf("%s",ch);
		n = atoi(ch);
		switch(n) {
		case 1:
			NewCount();
			break;
		case 2:
			SearchCount();
			break;
		case 0:
			exit(0);
		default:
			printf("\n輸入錯誤！");
			break;
		}
	}

	return 0;
}

void NewCount(){
	struct Count tempCount;
	FILE *fp;
	int i,mon;

	printf("輸入賬戶名:");
	scanf("%s",tempCount.name);
	if ((fp = fopen(tempCount.name,"r"))!= NULL){
		printf("賬戶已經存在！請進行其他操作!\n");
		return ;
	}
	else {
			fp = fopen(tempCount.name,"w");
			fputs( "月份  食品消費  房   租  子女教育   水電費   醫 療    儲  蓄     其 他\n",fp);
			printf("月份  食品消費  房   租  子女教育   水電費   醫  療   儲   蓄  其  他\n");
			fclose(fp);
			printf("輸入月份數目：");
			scanf("%d",&mon);
			for(i=0;i<mon;i++){
				fp = fopen(tempCount.name,"a");
				/*輸入各項*/
				printf("%s","輸入月份:");
				scanf("%d",&tempCount.month);
				printf("%20s","輸入食品消費:");
				scanf("%f",&tempCount.food);
				printf("%20s","輸入房租:");
				scanf("%f",&tempCount.rent);
				printf("%20s","輸入子女教育費:");
				scanf("%f",&tempCount.education);
				printf("%20s","輸入水電費:");
				scanf("%f",&tempCount.water);
				printf("%20s","輸入醫療費:");
				scanf("%f",&tempCount.hospital);
				printf("%20s","輸入儲蓄費:");
				scanf("%f",&tempCount.save);
				printf("%20s","輸入其他費用:");
				scanf("%f",&tempCount.other);
				/*把各項寫入到文件*/
				fprintf(fp,"%-4d%9.2f%9.2f%9.2f%9.2f%9.2f%9.2f%9.2f\n",
						tempCount.month,tempCount.food,tempCount.rent,
						tempCount.education,tempCount.water,tempCount.hospital,
						tempCount.save,tempCount.other);
				fclose(fp);
		}
	}
}

void Menu() {
	printf("\n-----------------------------------");
	printf("\n- 1.新建賬戶                      -");
	printf("\n- 2.查詢賬戶                      -");
	printf("\n- 3.                              -");
	printf("\n- 4.                              -");
	printf("\n- 5.                              -");
	printf("\n- 6.                              -");
	printf("\n- 0.退出程序                      -");
	printf("\n-----------------------------------");
}

void SearchCount(){
	FILE* fp;
	char name[20],ch;
	while(1){
		printf("\n輸入要查找的賬戶：");
		scanf("%s",name);
		if((fp = fopen(name,"r")) == NULL){
			printf("\n賬戶不存在，請覈對後重先輸入或者輸入“n”結束");
			scanf("%c",&ch);
			if(ch =='n'){
				//fclose(fp);
				return ;
			}
			else
				continue;
		}
		while((ch=getc(fp)) != EOF)
			printf("%c",ch);
		fclose(fp);
		break;
	}
}