帮我写一个c语言代码：银行贷款信息包括：编号，姓名，贷款时间，贷款金额，货款年限，贷款利率等信息。试设计银行货款信息管理，使之能提供以下功能：系统以菜单方式工作（用键盘输入1~7之间的数来选择功能，其中7为退出）；贷款信息录入功能（包括编号，姓名，贷款时间，贷款金额，贷款年限，贷款利率）；监考信息整体浏览功能；按编号查询该人贷款的基本信息;统计相同货款年限的人数：按编号查询并修改货款人的姓名；按照“贷款金额〞升序排序;按照输入 “编号”信息删除该贷款人员的信息。所有数据符合实际应用要求。

以下是C语言代码：

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

#define MAX 100

struct Loan {
int id;
char name[20];
char time[20];
float amount;
int year;
float rate;
};

struct Loan loans[MAX];
int count = ;

void inputLoan() {
struct Loan loan;
printf("请输入贷款编号：");
scanf("%d", &loan.id);
printf("请输入贷款人姓名：");
scanf("%s", loan.name);
printf("请输入贷款时间：");
scanf("%s", loan.time);
printf("请输入贷款金额：");
scanf("%f", &loan.amount);
printf("请输入贷款年限：");
scanf("%d", &loan.year);
printf("请输入贷款利率：");
scanf("%f", &loan.rate);
loans[count++] = loan;
printf("贷款信息录入成功！\n");
}

void displayLoans() {
printf("编号\t姓名\t贷款时间\t贷款金额\t贷款年限\t贷款利率\n");
for (int i = ; i < count; i++) {
printf("%d\t%s\t%s\t%.2f\t%d\t%.2f\n", loans[i].id, loans[i].name, loans[i].time, loans[i].amount, loans[i].year, loans[i].rate);
}
}

void searchLoanById() {
int id;
printf("请输入贷款编号：");
scanf("%d", &id);
for (int i = ; i < count; i++) {
if (loans[i].id == id) {
printf("编号\t姓名\t贷款时间\t贷款金额\t贷款年限\t贷款利率\n");
printf("%d\t%s\t%s\t%.2f\t%d\t%.2f\n", loans[i].id, loans[i].name, loans[i].time, loans[i].amount, loans[i].year, loans[i].rate);
return;
}
}
printf("未找到该贷款人员的信息！\n");
}

void countLoanByYear() {
int year;
printf("请输入贷款年限：");
scanf("%d", &year);
int countYear = ;
for (int i = ; i < count; i++) {
if (loans[i].year == year) {
countYear++;
}
}
printf("贷款年限为%d的人数为%d人\n", year, countYear);
}

void modifyLoanName() {
int id;
printf("请输入贷款编号：");
scanf("%d", &id);
for (int i = ; i < count; i++) {
if (loans[i].id == id) {
printf("请输入新的贷款人姓名：");
scanf("%s", loans[i].name);
printf("贷款人姓名修改成功！\n");
return;
}
}
printf("未找到该贷款人员的信息！\n");
}

void sortLoanByAmount() {
for (int i = ; i < count - 1; i++) {
for (int j = ; j < count - i - 1; j++) {
if (loans[j].amount > loans[j + 1].amount) {
struct Loan temp = loans[j];
loans[j] = loans[j + 1];
loans[j + 1] = temp;
}
}
}
printf("按照贷款金额升序排序成功！\n");
}

void deleteLoanById() {
int id;
printf("请输入贷款编号：");
scanf("%d", &id);
for (int i = ; i < count; i++) {
if (loans[i].id == id) {
for (int j = i; j < count - 1; j++) {
loans[j] = loans[j + 1];
}
count--;
printf("贷款人员信息删除成功！\n");
return;
}
}
printf("未找到该贷款人员的信息！\n");
}

int main() {
int choice;
while (1) {
printf("请选择功能：\n");
printf("1. 贷款信息录入\n");
printf("2. 贷款信息整体浏览\n");
printf("3. 按编号查询该人贷款的基本信息\n");
printf("4. 统计相同贷款年限的人数\n");
printf("5. 按编号查询并修改贷款人的姓名\n");
printf("6. 按照贷款金额升序排序\n");
printf("7. 按照输入编号信息删除该贷款人员的信息\n");
printf("8. 退出\n");
scanf("%d", &choice);
switch (choice) {
case 1:
inputLoan();
break;
case 2:
displayLoans();
break;
case 3:
searchLoanById();
break;
case 4:
countLoanByYear();
break;
case 5:
modifyLoanName();
break;
case 6:
sortLoanByAmount();
break;
case 7:
deleteLoanById();
break;
case 8:
exit();
default:
printf("输入有误，请重新输入！\n");
break;
}
}
return ;
}