From c5cd37b2a9737425a250329282d4812f061a86d5 Mon Sep 17 00:00:00 2001
From: msksbr <gugugulaocuchen@gmail.com>
Date: Thu, 26 Sep 2024 01:04:28 +0800
Subject: [PATCH] =?UTF-8?q?=E5=B0=86=E7=AC=AC=E4=B8=80=E9=A2=98=E6=A8=A1?=
 =?UTF-8?q?=E5=9D=97=E5=8C=96?=
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---
 homework1/test1.cpp | 33 +++++++++++++++++++--------------
 1 file changed, 19 insertions(+), 14 deletions(-)

diff --git a/homework1/test1.cpp b/homework1/test1.cpp
index f0e6b2c..6ac12db 100644
--- a/homework1/test1.cpp
+++ b/homework1/test1.cpp
@@ -4,25 +4,30 @@
 using namespace std;
 
 typedef struct book {
-    string no;
+    string id;
     string name;
     double price;
 } book;
 
-int main() {
-    book books[100];
-    int i = 0;
-
-    // input
-    for (i; true; i++) {
-        cin >> books[i].no >> books[i].name >> books[i].price;
-        if (books[i].no == "0" && books[i].name == "0" && books[i].price == 0) {
-            break;
+int input(book *books) {
+    int length = 0;
+    for (int length = 0; true; length++) {
+        cin >> books[length].id >> books[length].name >> books[length].price;
+        if (books[length].id == "0" && books[length].name == "0" && books[length].price == 0) {
+            return length;
         }
     }
-    // output
-    cout << i << endl;
-    for (int j = 0; j < i; j++) {
-        cout << books[j].no << "\t" << books[j].name << "\t" << fixed << setprecision(2) << books[j].price << endl;
+}
+
+int output(book *books, int length) {
+    for (int i = 0; i < length; i++) {
+        cout << books[i].id << "\t" << books[i].name << "\t" << fixed << setprecision(2) << books[i].price << endl;
     }
 }
+
+int main() {
+    book books[100];
+    int length = input(books);
+    output(books, length);
+    return 0;
+}