#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <conio.h>
#include <malloc.h>
#include <windows.h>
#include <time.h>
typedef struct family
{
char type[20];
float Getsum;
char place[20];// 消费地点
int time;// 消费时间
}family;
family fam[80];
int menu_select() // 显示该系统所具备的功能
{
int c;
do {
system("cls");// 清屏
printf("\t\t 欢迎来到家庭支出管理系统(勤俭节约,避免破产,肃脸 jpg) \n");
printf("\t\t** ** ** ** ** 极端简朴的菜单系统 ** ** ** **\n");
printf("\t\t|1.输入消费信息 |\n");
printf("\t\t|2. 显示消费情况 |\n");
printf("\t\t|3. 消费情况分析 |\n");
printf("\t\t|4.退出系统 |\n");
printf("\t\t** ** ** ** ** ** ***\n");
printf("\t\t** ** ** ** ** ** ***\n");
printf("\t\t\t 请对应选择所需选项 (1-4):");
scanf_s("%d", &c);
} while (c < 1 || c>8);
return c;
}
int Inputitems(family sum[], int n) // 输入消费信息
{
int i = 0;
char sign = 'y', x[10];
while (sign != 'n' && sign != 'N')
{
printf("\t\t\t 种类 :");
printf("\t\t\t%s", sum[n + i].type);
printf("\t\t\t 支出(大于0):");
printf("\t\t\t%f", &sum[n + i].Getsum);
printf("\t\t\t 地点 :");
printf("\t\t\t%s", sum[n + i].place);
printf("\t\t\t 时间(0~31):");
printf("\t\t\t%d", &sum[n + i].time);
if (sum[n + i].time < 1|| sum[n + i].time>31)
return false;
gets(x);
printf("\t\t\t 需要再次输入密码吗?(y/n)");
scanf_s("\t\t\t%c", &sign);
i++;
}
return(n + i);
}
void Showitems(family sum[], int n)//输出某月份的消费信息
{
int i = 0, month;
FILE* fp;
printf("请选择月份:");
scanf_s("%d", &month);
printf("\t\t\t----------------------------\n");
printf("\t\t\t 种类 支出 地点 时间\n");
printf("\t\t\t----------------------------\n");
switch (month)
{
case 1:
("一月支出信息.txt","r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
break;
case 2:
("二月支出信息.txt","r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
break;
}
void paixu(family sum[], int n) //类别显示函数
{
int i, j;
family temp;
for (i = 0;i < n - 1;i++)
{
for (j = i + 1;j < n;j++)
{
if (strcmp(sum[i].type, sum[j].type) == 1)
{
temp = sum[j];
sum[j] = sum[i];
sum[i] = temp;
}
else
if (strcmp(sum[j].type, sum[i].type) == 0)
{
if (sum[i].Getsum > sum[j].Getsum)
{
temp = sum[j];
sum[j] = sum[i];
sum[i] = temp;
}
}
}
for (i = 1;i < n + 1;i++)
{
if (sum[i - 1].Getsum != 0)
printf("\t\t\t%-8s %-12f%-8s %-10d\n", sum[i - 1].type, sum[-1].Getsum, sum[i - 1].place, sum[i - 1].time);
}
if (i > 1 && i % 10 == 0)
{
printf("\t\t\t-------\n");
printf("\t\t\t");
system("pause");
printf("\t\t\t----\n");
}
}
printf("\t\t\t");
system("pause");
}
void Analyseitems(family sum[], int n) // 求各种消费类型的金额占总金额的百分比并求收支比例
{
float total = 0, a = 0, income;
int i = 0, j = 0, month;
FILE* fp;
printf("请选择月份:");
scanf_s("%d", &month);
switch (month)
{
case1:
("一月支出信息txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("一月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i = i + 1;
n = i;
}
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t 项目 %-8s 占总比 %-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 %f", total);
fclose(fp);
printf("请输入本月收入: ");
scanf_s("\t\t\t%f,&income");
printf("\t\t\t 本月收支比为 %-10f\n", total / income);
break;
case 2:
("二月支出信息.txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("二月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i = i++;
n = i;
}
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 %f", total);
fclose(fp);
printf("请输入本月收入: ");
scanf_s("\t\t\t%f", &income);
printf("\t\t\t 本月收支比为 %-10f\n", total / income);
break;
case 3:
("三月支出信息.txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("三月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i = i++;
n = i;
}
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 %f", total);
fclose(fp);
printf("请输入本月收入: ");
scanf_s("\t\t\t%f", &income);
printf("\t\t\t 本月收支比为 %-10f\n", total / income);
break;
case 4:
("四月支出信息.txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("四月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i = i++;
n = i;
}
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 %f", total);
fclose(fp);
printf("请输入本月收入: ");
scanf_s("\t\t\t%f", &income);
printf("\t\t\t 本月收支比为 %-10f\n", total / income);
break;
case 5:
("五月支出信息.txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("五月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i = i++;
n = i;
}
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 %f", total);
fclose(fp);
printf("请输入本月收入: ");
scanf_s("\t\t\t%f", &income);
printf("\t\t\t 本月收支比为 %-10f\n", total / income);
break;
case 6:
("六月支出信息.txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("六月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i = i++;
n = i;
};
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 %f", total);
fclose(fp);
printf("请输入本月收入: ");
scanf_s("\t\t\t%f", &income);
printf("\t\t\t 本月收支比为 %-10f\n", total / income);
break;
case 7:
("七月支出信息txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("七月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i = i++;
n = i;
};
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 %f", total);
fclose(fp);
printf("请输入本月收入: ");
scanf_s("\t\t\t%f", &income);
printf("\t\t\t 本月收支比为 %-10f\n", total / income);
break;
case 8:
("八月支出信息.txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("八月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i = i++;
n = i;
};
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 %f", total);
fclose(fp);
printf("请输入本月收入: ");
scanf_s("\t\t\t%f", &income);
printf("\t\t\t 本月收支比为 %-10f\n", total / income);
break;
// total += sum[i].Getsum;
//fscanf(fp, " %s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time;
case 9:
("九月支出信息.txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("九月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i++;
n = i;
};
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为%f", total);
fclose(fp);
printf("请输入本月收入:");
scanf_s("\t\t\t%f", &income);
printf("\tlt\t 本月收支比为%-10f\n", total / income);
break;
case 10:
("十月支出信息txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("十月支出信息.txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i++;
n = i;
};
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 % f", total);
fclose(fp);
printf("请输入本月收入: ");
scanf_s("\t\t\t%f", &income);
printf("\tltlt 本月收支比为%-10f\n", total / income);
break;
case 11:
("十一月支出信息txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("十一月支出信息txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i++;
n = i;
}
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为 % f", total);
fclose(fp);
printf("请输入本月收入:");
scanf_s("\t\t\t%f", &income);
printf("\t\t\t 本月收支比为%-10f\n", total / income);
break;
case 12:
("十二月支出信息.txt", "r");
if (fp == 0)
{
printf("file error\n");
exit(1);
}
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
while (!feof(fp))
{
printf("%-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time);
total += sum[i].Getsum;
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
}
fclose(fp);
("十二月支出信息txt", "r");
while (!feof(fp))
{
fscanf_s(fp, "%s%f%s%d", sum[i].type, &sum[i].Getsum, sum[i].place, &sum[i].time);
i++;
n = i;
};
for (i = 0;i < n - 1;i++)
{
printf("\t\t\t%-8s%-10f%\n", sum[i].type, sum[i].Getsum / total);
}
printf("消费总额为%f", total);
fclose(fp);
printf("请输入本月收入:");
scanf_s("\t\t\t%f", &income);
printf("\t\t\t 本月收支比为%-10f\n", total / income);
break;
}
}
void main()
{
password();
getch();
verification_code();
system("cls");
int n = 0, a = 0;
char c;
for (;;)
switch (menu_select())
{
case 1:
printf("\t\t\t 请输入相应消费情况:\n");
n = Inputitems(fam, n);
paixu(fam, n);
printf("\t\t 需要保存数据吗?y/n!!\n");
getchar();
scanf_s("%c", &c);
if (c == 'y' || c == 'Y')
save(fam, n);
printf("\t\t\t");
system("pause");
break;
case 2:
printf("\t\t\t 消费情况\n");
Showitems(fam, n);
break;
case 3:
printf("\t\t\t 消费金额分析\n");
Analyseitems(fam, n);
system("pause");
break;
case 4:
printf("\t\t\t 你真的要离开我吗? Y/N\n");
getchar();
scanf_s("%c", &c);
if (c == 'y' || c == 'Y')
{
printf("真的要走吗?Y/N\n");
printf("算了,你滚吧!不需要你选择了\n");
system("pause");
exit(0);
}
if (c == 'n' || c == 'N')
{
printf("哼,那还不回去初始界面?\n");
printf("返回初始界面?Y/N\n");
printf("肯定是返回,我帮你返回了。\n");
system("pause");
break;
}
}
}
请帮助修改家庭支出管理系统代码的错误修改
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2条回答 默认 最新
技术专家团-小桥流水 2023-05-22 23:04关注你这代码错误有点多啊
menu 函数里,while 中 c>8 应该是c> 4
输入函数中,应该用 scanf 读取,你都写成 printf 了
你的代码中无效代码太多,给你优化了,运行结果如下:


代码:
#define _CRT_SECURE_NO_WARNINGS 1 #include <stdio.h> #include <stdlib.h> #include <string.h> typedef struct family { char type[20]; float Getsum; char place[20];// 消费地点 int time;// 消费时间 }family; family fam[80]; int menu_select() // 显示该系统所具备的功能 { int c; do { system("cls");// 清屏 printf("\t\t 欢迎来到家庭支出管理系统(勤俭节约,避免破产,肃脸 jpg) \n"); printf("\t\t** ** ** ** ** 极端简朴的菜单系统 ** ** ** **\n"); printf("\t\t|1.输入消费信息 |\n"); printf("\t\t|2.显示消费情况 |\n"); printf("\t\t|3.消费情况分析 |\n"); printf("\t\t|4.退出系统 |\n"); printf("\t\t** ** ** ** ** ** ***\n"); printf("\t\t** ** ** ** ** ** ***\n"); printf("\t\t\t 请对应选择所需选项 (1-4):"); scanf_s("%d", &c); } while (c < 1 || c>4); // 修改 c>8 return c; } int Inputitems(family sum[], int n) // 输入消费信息 { int i = 0; char sign = 'y';//, x[10]; while (sign != 'n' && sign != 'N') { printf("\t\t\t 种类 :"); scanf_s("%s",sum[n + i].type,20);//printf("\t\t\t%s", sum[n + i].type); // 修改 printf("\t\t\t 支出(大于0):"); scanf_s("%f",&sum[n + i].Getsum);//printf("\t\t\t%f", &sum[n + i].Getsum);// 修改 printf("\t\t\t 地点 :"); scanf_s("%s",sum[n + i].place,20);//printf("\t\t\t%s", sum[n + i].place);// 修改 printf("\t\t\t 时间(0~31):"); scanf_s("%d",&sum[n + i].time);//printf("\t\t\t%d", &sum[n + i].time);// 修改 if (sum[n + i].time < 1|| sum[n + i].time>31) return false; getchar();//修改 用getchar吸收回车符即可,gets(x); printf("\t\t\t 需要再次输入吗?(y/n)"); scanf_s("%c", &sign); // 修改,不需要 \t\t i++; } return(n + i); } void Showitems(family sum[], int n)//输出某月份的消费信息 { int i = 0, month; //FILE* fp; printf("请选择月份:"); scanf_s("%d", &month); printf("\t\t\t----------------------------\n"); printf("\t\t\t 种类 支出 地点 时间\n"); printf("\t\t\t----------------------------\n"); for(i=0;i<n;i++) { if(sum[i].time == month) printf("\t\t\t %-8s %-12f %-8s %-10d\n", sum[i].type, sum[i].Getsum, sum[i].place, sum[i].time); } } void paixu(family sum[], int n) //类别显示函数 { int i, j; family temp; for (i = 0;i < n - 1;i++) { for (j = 0;j < n-1-i;j++) { if (strcmp(sum[i].type, sum[j].type) == 1) { temp = sum[j]; sum[j] = sum[j+1]; sum[j+1] = temp; } else { if (strcmp(sum[j].type, sum[i].type) == 0) { if (sum[i].Getsum > sum[j].Getsum) { temp = sum[j]; sum[j] = sum[j+1]; sum[j+1] = temp; } } } } for (i = 1;i < n + 1;i++) { if (sum[i - 1].Getsum != 0) printf("\t\t\t%-8s %-12f%-8s %-10d\n", sum[i - 1].type, sum[i-1].Getsum, sum[i - 1].place, sum[i - 1].time); } if (i > 1 && i % 10 == 0) { printf("\t\t\t-------\n"); printf("\t\t\t"); system("pause"); printf("\t\t\t----\n"); } } printf("\t\t\t"); system("pause"); } void Analyseitems(family sum[], int n) // 求各种消费类型的金额占总金额的百分比并求收支比例 { float total = 0, a = 0, income; int i = 0, j = 0, month; char type[100][20]={0}; //保存某个月份的所有消费类型 float tt[100]={0}; //保存消费类型对应的金额 int nt = 0; //FILE* fp; printf("请选择月份:"); scanf_s("%d", &month); for(i=0;i<n;i++) { if(sum[i].time == month) { total += sum[i].Getsum; for(j=0;j<nt;j++) { if(strcmp(type[j],sum[i].type) == 0) { tt[j] += sum[i].Getsum; break; } } if(j == nt) { strcpy(type[nt],sum[i].type); tt[nt] = sum[i].Getsum; nt++; } } } //计算消费类型金额占比 for(i=0;i<nt;i++) printf("\t\t\t 项目 %-8s 占总比 %-10f%\n", type[i], tt[i] / total); printf("消费总额为 %f\n", total); printf("请输入本月收入: "); scanf_s("%f",&income); printf("\t\t\t 本月收支比为 %-10f\n", total / income); } void save(family sum[], int n) { FILE* fp = fopen("消费记录.txt","w"); for(int i = 0;i<n;i++) { fprintf(fp,"%s %f %s %d\n",sum[i].type,sum[i].Getsum,sum[i].place,sum[i].time); } fclose(fp); } int readFile(family fm[],int n) { FILE* fp = fopen("消费记录.txt","r"); if(fp == 0) { printf("文件打开失败\n"); return 0; } while(!feof(fp)) { if(fscanf(fp,"%s %f %s %d",fm[n].type,&fm[n].Getsum,fm[n].place,&fm[n].time)==4) n++; } fclose(fp); return n; } int main() { //password(); //getch(); //verification_code(); //system("cls"); int n = 0, a = 0; int op; char c; n = readFile(fam,n); //从文件中读取数据 while(1) { op = menu_select(); switch (op) { case 1: printf("\t\t\t 请输入相应消费情况:\n"); n = Inputitems(fam, n); paixu(fam, n); printf("\t\t 需要保存数据吗?y/n!!\n"); rewind(stdin); //清空输入缓存,可用getchar代替 scanf_s("%c", &c,1); if (c == 'y' || c == 'Y') save(fam, n); printf("\t\t\t"); system("pause"); break; case 2: printf("\t\t\t 消费情况\n"); Showitems(fam, n); system("pause"); break; case 3: printf("\t\t\t 消费金额分析\n"); Analyseitems(fam, n); system("pause"); break; case 4: printf("\t\t\t 你真的要离开我吗? Y/N\n"); getchar(); scanf_s("%c", &c); if (c == 'y' || c == 'Y') { printf("真的要走吗?Y/N\n"); printf("算了,你滚吧!不需要你选择了\n"); system("pause"); exit(0); } if (c == 'n' || c == 'N') { printf("哼,那还不回去初始界面?\n"); printf("返回初始界面?Y/N\n"); printf("肯定是返回,我帮你返回了。\n"); system("pause"); return 0; } break; } } return 0; }本回答被题主选为最佳回答 , 对您是否有帮助呢?评论 打赏 举报 编辑记录解决 1无用