62 Family Income and Expenditure software (use structure and function to complete)

  . 1 #include <stdio.h>
   2 #include < String .h>
   . 3  // definition of a structure 
  . 4  struct MyAccount {
   . 5      Double leftMoney; // balance 
  . 6      char AccountDetail [ 3000 ]; // account details 
  7  };
   . 8  
  . 9  // variables defined global variables associated --- 
10  char isOut = '  ' ;
 . 11  int Loop = . 1 ;
 12 is  char Key = '  ' ;
 13 is Double Money = 0.0 ; // the amount of revenue or expenditure 
14  char Item [ 100 ] = "  " ;
 15  char reason [ 100 ] = "  " ; // income or expense described
 16  
. 17  
18 is  // registration revenue function 
. 19  void importRed ( struct myAccount * myAccount) {
 20 is      // the printf ( "registration revenue \ n-"); BREAK; 
21 is      the printf ( " Please enter the amount of revenue: " );
 22 is      Scanf ( " % LF" , & Money);
 23 is      the printf ( " Please enter the source of income: " );
 24      Scanf ( " % S " , reason);
 25      getchar ();
 26 is      (* myAccount) + = .leftMoney Money;
 27      sprintf (Item, " revenue \ T% .2f \ T \ T% .2f \ T \ T% S \ n- ' , Money, (* myAccount) .leftMoney, reason);
 28      strcat ((* myAccount) .accountDetail, Item);
 29  }
 30  
31 is  
32  // registration payout function 
33 is  void outputRed ( struct* MyAccount myAccount) {
 34 is      the printf ( " Please enter payment was: " );
 35      Scanf ( " % LF " , & Money);
 36      getchar ();
 37 [      IF (Money> (* myAccount) .leftMoney) {
 38 is          the printf ( " insufficient balance \ n- ' );
 39          return ;
 40      }
 41 is      the printf ( " Please enter the expenditure destination: " );
 42 is      Scanf ( " % S " , reason);
 43 is     getchar();
 44     (*myaccount).leftMoney -= money;
 45     sprintf(item, "支出\t%.2f\t\t%.2f\t\t%s\n", money, (*myaccount).leftMoney, reason);
 46     strcat((*myaccount).accountDetail, item);
 47 }
 48 
 49 //显示明细功能
 50 void showDetails(struct MyAccount* myaccount) {
 51     printf("%s", (*myaccount).accountDetail);
 52 }
 53 
 54 //退出功能
 55 void myExit() {
 56     do {
 57         printf("确定退出？y/n：");
 58         scanf("%c", &isout);
 59         getchar();
 60         if (isout == 'y' || isout == 'n') {
 61             break;
 62         }
 63     } while (1);
 64     if (isout == 'y') {
65          Loop = 0 ;
 66          the printf ( " Exit program budgets " );
 67      }
 68  }
 69  
70  
71 is  // menu printing 
72  void printMenu ( struct MyAccount * myAccount) {
 73 is      do {
 74          the printf ( " ---- --- family income and expenditure software ---- \ the n- " );
 75          printf ( " 1, income and expenditure details ---- \ the n- " );
 76          printf ( " 2, registration revenue ---- \ the n- " ) ;
77          the printf ( " . 3, registration expenses ---- \ n- " );
 78          the printf ( " . 4, exit ---- \ n- " );
 79          the printf ( " Please select (1-4): " );
 80          Scanf ( " % C " , & Key);
 81          getchar (); // filtered carriage 
82          Switch (Key) {
 83          Case  ' . 1 ' :
 84              // the printf ( "detailed balance \ n-"); BREAK; 
85             showDetails (myaccount); // printMeun ( ) passed in argument is & myaccount, so myaccount here is printMenu the parameter, i.e. & myaccount, no longer pass & myaccount
 86              BREAK ;
 87          Case ' 2 ' :
 88              importRed (myaccount );
 89              BREAK ;
 90          Case ' . 3 ' :
 91 is              outputRed (myAccount);
 92              BREAK ;
 93          Case ' . 4 ' :
 94              myExit ();
 95          }
 96      } the while (Loop);
 97 }
 98  
99  void main () {
 100      struct MyAccount myAccount;
 101      // Initialization 
102      myaccount.leftMoney = 1000.0 ;
 103      // char AccountDetail [3000] = "balance \ t balance amount \ t account balance \ t Description \ N0 .00 \ t0.00 \ T \ t1000.00 \ n-";
 104      // definition of the structure of this accountDetail is a constant and can not be reassigned, to copy it to assign values 
105      Memset (myaccount.accountDetail, 3000 , 0 ); // first cleared 
106      strcpy (myaccount.accountDetail, " balance \ t payments amount \ t account balance \ t Description \ n0.00 \ t0.00 \ t \ t1000.00 \ the n- " );
 107     printMenu(&myaccount);
108 }