From 8a3e086ac8974d645ef6c7cb3e917c46d56ba6c1 Mon Sep 17 00:00:00 2001
From: Jiayuheng <jyhstc357000@163.com>
Date: Thu, 23 Apr 2026 10:07:57 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E6=96=87=E4=BB=B6=E8=87=B3?=
 =?UTF-8?q?=20'w7'?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 w7/ScoreCalculator.class | Bin 0 -> 2064 bytes
 w7/ScoreCalculator.java  |  44 +++++++++++++++++++++++++++++++++++++++
 w7/scores.txt            |   5 +++++
 3 files changed, 49 insertions(+)
 create mode 100644 w7/ScoreCalculator.class
 create mode 100644 w7/ScoreCalculator.java
 create mode 100644 w7/scores.txt

diff --git a/w7/ScoreCalculator.class b/w7/ScoreCalculator.class
new file mode 100644
index 0000000000000000000000000000000000000000..9c6075bf1fb3daf5c57e84b8d28192bb987d0ecc
GIT binary patch
literal 2064
zcmaJ>-BVO$82`Pn%URZ=zzWI=3M$H1ikVq1C<(er0h&t~*@uVS7g$-&**SaG^rD$A
z95F}xm<i2N(`kz7!bqJ#T$;S=qWk^>ccrVY>q7dSv#hK^%{lXaJ>Spsd!FB(q<#T#
z5V{uyC{*B5;YN`_=}GOB))Le7;g-XLCuP_YC~Ax9QEQ(-VMAlT2Oa@$B5as4vE4dt
zdEvzh1*(dbSS3&rvMHTfES!vKmSIw1c;O=VpOU6FECnhWx)-g4EHkPPw>I`GC>2=a
z5TZs)M{;OLnlf@!Y7uEF@Co>Gv|uzQv+rJ%q1^U-l@}#gW1rRvtX|MhHCZ-lx9NTr
z>rf@&F{!jWs?(M7hQ_77c(EQE6x67w#YTa$MQ6KoOAbp$<%w%%Lh||_(R3-;EKsv3
z*_#|2lxEN{$29BU>9CAjQA01r7Hm~euc85s&*VOICSl1jrrb!{CbB*<o+C__#gs{H
ztkuT?Hmi6J+XU8*X``~!(8HQ_ENYGLl(012N(gLSF4@b)+=3kno>#HcuH))luJa5E
zC~@0-O!q-xmu>k)JN&L?Qs^V9cKJ|<mu<E^Hrs(^*gR+zsLI^EmAUq@{ZE{K{MFg?
z`E!|xpX~qAk9OJis@P{k(;bc(38~<foO=#R`$kOT18p!Sy=X^=icTC5SgA!Kp=3Nx
zkS1hApfW!RPbD1C1#{Y%-LAt=OXGtJ&0aQ0mx|YH(0GTX)kAeeu#Yfn7I1YM5kjcM
zMpCxCeYPJYjA>DwSZ+AJG|!Fw^e$v+;n5x~?(i!(`fTZ)hM>Waku<~720L;3ufE!D
z*N0*qhG8WvQ;YXVYs82oJUGVE%-#Mz{rQDJZRX0&%)N=Z$!{|^KAXFBv9?~+*FKs_
zF}3O2SN{C@;@tgva}USoroJQ5g8_l!%ty0Kf1p-)a9lv;^-;>^cV6D*OZvgR^!4!^
z&-(%!{`lhR+|<-lV^g!~PcLUKk3X87w(WU9H;dDse3SnACY6*FA?!s2EaQ-kjA4Pg
z#U_dBr;JhAk{t<IGzYaX$H*ChFY`;dz?cpCkfujsGEvuU7^BH}>(ZR(y*wk>cP1{E
zVb8Bxb_TZQLw7+1XIv~4wIl(ocImn_J7XHbmQZj~V9S!2mUC4>jQRV2R*v6nT-eA-
zTfmkFyNb<#BCg%Mt>-SdyPNJq+~Gl>hpSEIBZ|?B!#vxp4cu)N9-q?PJcHsz?p0I@
zC|o^Ui}`V!XQjk-YEejiP}o+ucNQfBvnU&&vDNoc(YtLLl>-6Suc-ICW>CG`T~*;e
z(RQ{#OwK<JxbLFQ?@FNwn8x<W`QNK=U}x2M^|-OeCRL^If<xiCI)&Z2bEP|lm$D*Q
zL7Fc>X&P#qL}kF0J*WY<-{p5tW53_^a1u4W<ZDXd)tnA;9ZKPK=X!^|yaC&=1DjBe
z4{?^0;v6pE5_cD_;u_n$z)9K={0vm(Z6ztC<n~drf@69OgIG%)>!_uYGty7lb?6{9
zh#Jb)Vt^Hrv|wU0lBlDddRi)_{w7+e$91Ov2Q*>^%{W3UL9BR!av>Cy%%ci!1#dVP
z?%?C5vYmfJ2`XrxXHD{`?KZXD^A`#_6dbH#$wJgtfIhs*eJcw;$inqI>s!wHwzIzD
TtnWGN35<}}OTH*ZF$VuXOHd*S

literal 0
HcmV?d00001

diff --git a/w7/ScoreCalculator.java b/w7/ScoreCalculator.java
new file mode 100644
index 0000000..1f2a1e4
--- /dev/null
+++ b/w7/ScoreCalculator.java
@@ -0,0 +1,44 @@
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+
+public class ScoreCalculator {
+    public static void main(String[] args) {
+        String fileName = "scores.txt";
+        calculateAverage(fileName);
+    }
+    
+    public static void calculateAverage(String fileName) {
+        int sum = 0;
+        int count = 0;
+        
+        // 使用try-with-resources确保流被关闭
+        try (BufferedReader br = new BufferedReader(new FileReader(fileName))) {
+            String line;
+            while ((line = br.readLine()) != null) {
+                try {
+                    // 尝试解析数字
+                    int score = Integer.parseInt(line);
+                    sum += score;
+                    count++;
+                } catch (NumberFormatException e) {
+                    System.out.println("警告: 无法解析行 '" + line + "' 为数字，跳过该行");
+                }
+            }
+            
+            // 计算平均分
+            if (count > 0) {
+                double average = (double) sum / count;
+                System.out.println("总分: " + sum);
+                System.out.println("总人数: " + count);
+                System.out.println("平均分: " + average);
+            } else {
+                System.out.println("没有有效的分数数据");
+            }
+            
+        } catch (IOException e) {
+            System.out.println("错误: 无法读取文件 '" + fileName + "'");
+            System.out.println("原因: " + e.getMessage());
+        }
+    }
+}
\ No newline at end of file
diff --git a/w7/scores.txt b/w7/scores.txt
new file mode 100644
index 0000000..32bf3e3
--- /dev/null
+++ b/w7/scores.txt
@@ -0,0 +1,5 @@
+85
+90
+78
+92
+88
\ No newline at end of file