From 06fbf2de364bfcef57adcc1dbf4a26d1d7e570e4 Mon Sep 17 00:00:00 2001
From: powf2zncv <3313430869@qq.com>
Date: Wed, 8 Nov 2023 18:48:25 +0800
Subject: [PATCH] Update README.md

---
 README.md | 362 +++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 361 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 8da0a82..5e55ea3 100644
--- a/README.md
+++ b/README.md
@@ -121,4 +121,364 @@ scanf("%f",&student3.yy);
             printf("%d,%.1f,%.1f\n", student3.number, student3.add, student3.aver);
     
    
-}
\ No newline at end of file
+}
+步骤四
+#include <stdio.h>
+int num[4],cla[4];
+float f[4],s[4],t[4],add[4];
+int begin,sta;
+int n=4;
+int insert;
+void sort(float add[])
+{
+	int i,j,te;
+	float zh;
+	for(i=n-1;i>sta;i--)
+	{
+		if(add[i]>add[i-1])
+		{
+			zh=add[i];add[i]=add[i-1];add[i-1]=zh;
+			te=num[i];num[i]=num[i-1];num[i-1]=te;
+			zh=f[i];f[i]=f[i-1];f[i-1]=zh;
+			zh=s[i];s[i]=s[i-1];s[i-1]=zh;
+			zh=t[i];t[i]=t[i-1];t[i-1]=zh;
+		}
+	}
+	if(n!=sta+1)
+	 {
+	sta++; 
+	sort(add);}
+}
+
+void div(int clas[])
+{
+	int i,j,te;
+	float zh;
+	for(i=0;i<n-1;i++)
+	{
+		if(clas[i]>clas[i+1])
+		{
+			te=clas[i];clas[i]=clas[i+1];clas[i+1]=te;
+			zh=add[i];add[i]=add[i+1];add[i+1]=zh;
+			te=num[i];num[i]=num[i+1];num[i+1]=te;
+			zh=f[i];f[i]=f[i+1];f[i+1]=zh;
+			zh=s[i];s[i]=s[i+1];s[i+1]=zh;
+			zh=t[i];t[i]=t[i+1];t[i+1]=zh;
+		}
+	}
+	if(n!=sta+1){
+		n--;
+	div(clas);}
+
+}
+ 
+int main()
+{
+void sort(float add[]);
+void div(int clas[]);
+num[0]=10001;num[1]=10002;num[2]=10003;
+cla[0]=11;cla[1]=12;cla[2]=11;
+f[0]=99.5;f[1]=77.9;f[2]=92.5;
+s[0]=88.5;s[1]=56.5;s[2]=99.0;
+t[0]=89.5;t[1]=87.5;t[2]=60.5;
+for(int i=0;i<3;i++)
+{
+	add[i]=f[i]+s[i]+t[i];	
+}
+scanf("%d",&num[3]);
+insert=num[3];
+int in=num[3];
+for(int i=0;i<3;i++){
+	if(in==num[i]){
+		printf("%d %d %f %f %f %f",num[i],cla[i],f[i],s[i],t[i],add[i]);
+		return 0;
+	}
+}
+scanf("%d",&cla[3]);
+scanf("%f",&f[3]);
+scanf("%f",&s[3]);
+scanf("%f",&t[3]);
+add[3]=f[3]+s[3]+t[3];
+sta=0;begin=0;
+div(cla);
+n=4;
+int m;
+for(m=0;m<n;m++){
+	if(cla[m]!=cla[m+1])
+		break;
+}
+sta=m;begin=sta;
+sort(add);
+n=m+1;
+sta=0;begin=sta;
+sort(add);
+n=4;
+for(int j=0;j<n;j++){
+	printf("%d %d %f %f %f %f",num[j],cla[j],f[j],s[j],t[j],add[j]);
+	if(num[j]==insert) printf(" insert\n");
+	else printf("\n");
+}
+
+ } 
+ 步骤五
+ #include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+int num[4],cla[4];
+float f[4],s[4],t[4],add[4];
+int begin,sta;
+int n=3;
+int insert;
+char name[4][10]={{"Zhang"},{"Yang"},{"Liang"}};
+void sort(float add[])
+{
+	int i,j,te;
+	float zh;
+	char oo[10];
+	for(i=n-1;i>sta;i--)
+	{
+		if(add[i]>add[i-1])
+		{
+			zh=add[i];add[i]=add[i-1];add[i-1]=zh;
+			te=num[i];num[i]=num[i-1];num[i-1]=te;
+			zh=f[i];f[i]=f[i-1];f[i-1]=zh;
+			zh=s[i];s[i]=s[i-1];s[i-1]=zh;
+			zh=t[i];t[i]=t[i-1];t[i-1]=zh;
+			strcpy(oo,name[i]);strcpy(name[i],name[i-1]);
+			strcpy(name[i-1],oo); 
+		}
+	}
+	if(n!=sta+1)
+	 {
+	sta++; 
+	sort(add);}
+}
+
+void div(int clas[])
+{
+	int i,j,te;
+	float zh;
+	char oo[10];
+	for(i=0;i<n-1;i++)
+	{
+		if(clas[i]>clas[i+1])
+		{
+			te=clas[i];clas[i]=clas[i+1];clas[i+1]=te;
+			zh=add[i];add[i]=add[i+1];add[i+1]=zh;
+			te=num[i];num[i]=num[i+1];num[i+1]=te;
+			zh=f[i];f[i]=f[i+1];f[i+1]=zh;
+			zh=s[i];s[i]=s[i+1];s[i+1]=zh;
+			zh=t[i];t[i]=t[i+1];t[i+1]=zh;
+			strcpy(oo,name[i]);strcpy(name[i],name[i+1]);
+			strcpy(name[i+1],oo); 
+		}
+	}
+	if(n!=sta+1){
+		n--;
+	div(clas);}
+
+}
+ 
+
+int main()
+{
+void sort(float add[]);
+void div(int clas[]);
+num[0]=10001;num[1]=10002;num[2]=10003;
+cla[0]=11;cla[1]=12;cla[2]=11;
+f[0]=99.5;f[1]=77.9;f[2]=92.5;
+s[0]=88.5;s[1]=56.5;s[2]=99.0;
+t[0]=89.5;t[1]=87.5;t[2]=60.5;
+sta=0;begin=0;
+div(cla);
+n=3;
+int m;
+for(m=0;m<n;m++){
+	if(cla[m]!=cla[m+1])
+		break;
+}
+sta=m;begin=sta;
+sort(add);
+n=m+1;
+sta=0;begin=sta;
+sort(add);
+n=3;
+	scanf("delete");
+	scanf("%s",name[3]);
+	int exist=0,target;
+	if(name[3][0]>='0'&&name[3][0]<='9') 
+	{
+		int number=atoi(name[3]);
+		for(int i=0;i<3;i++){
+			if(number==num[i]){
+				printf("Are you sure?");
+				exist=1;
+				target=i;
+				break;
+			}
+		}
+	}
+	else 
+	{
+		for(int i=0;i<3;i++){
+			if(strcmp(name[i],name[3]));
+			else{
+				printf("Are you sure?\n");
+				exist=1;
+				target=i;
+				break;
+			}
+		}
+	}
+	char ch;
+	if(exist==1){
+		scanf(" %c",&ch);
+		if(ch=='y'){
+			for(int i=0;i<3;i++){
+				if(i!=target){
+					printf("%d %d %s %.2f %.2f %.2f\n",num[i],cla[i],name[i],f[i],s[i],t[i]);
+				}
+			}
+		}
+		if(ch=='n'){
+			for(int i=0;i<3;i++){
+				printf("%d %d %s %.2f %.2f %.2f\n",num[i],cla[i],name[i],f[i],s[i],t[i]);				
+				}		
+			}
+	}
+	else{
+		for(int i=0;i<3;i++){
+				printf("%d %d %s %.2f %.2f %.2f\n",num[i],cla[i],name[i],f[i],s[i],t[i]);				
+		}
+	}
+	return 0;	
+ } 
+步骤六
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+int num[4],cla[4];
+float f[4],s[4],t[4],add[4];
+int begin,sta;
+int n=3;
+int insert;
+char name[4][10]={{"Zhang"},{"Yang"},{"Liang"}};
+void sort(float add[])
+{
+	int i,j,te;
+	float zh;
+	char oo[10];
+	for(i=n-1;i>sta;i--)
+	{
+		if(add[i]>add[i-1])
+		{
+			zh=add[i];add[i]=add[i-1];add[i-1]=zh;
+			te=num[i];num[i]=num[i-1];num[i-1]=te;
+			zh=f[i];f[i]=f[i-1];f[i-1]=zh;
+			zh=s[i];s[i]=s[i-1];s[i-1]=zh;
+			zh=t[i];t[i]=t[i-1];t[i-1]=zh;
+			strcpy(oo,name[i]);strcpy(name[i],name[i-1]);
+			strcpy(name[i-1],oo); 
+		}
+	}
+	if(n!=sta+1)
+	 {
+	sta++; 
+	sort(add);}
+}
+
+void div(int clas[])
+{
+	int i,j,te;
+	float zh;
+	char oo[10];
+	for(i=0;i<n-1;i++)
+	{
+		if(clas[i]>clas[i+1])
+		{
+			te=clas[i];clas[i]=clas[i+1];clas[i+1]=te;
+			zh=add[i];add[i]=add[i+1];add[i+1]=zh;
+			te=num[i];num[i]=num[i+1];num[i+1]=te;
+			zh=f[i];f[i]=f[i+1];f[i+1]=zh;
+			zh=s[i];s[i]=s[i+1];s[i+1]=zh;
+			zh=t[i];t[i]=t[i+1];t[i+1]=zh;
+			strcpy(oo,name[i]);strcpy(name[i],name[i+1]);
+			strcpy(name[i+1],oo); 
+		}
+	}
+	if(n!=sta+1){
+		n--;
+	div(clas);}
+
+}
+ 
+
+int main()
+{
+void sort(float add[]);
+void div(int clas[]);
+num[0]=10001;num[1]=10002;num[2]=10003;
+cla[0]=11;cla[1]=12;cla[2]=11;
+f[0]=99.5;f[1]=77.9;f[2]=92.5;
+s[0]=88.5;s[1]=56.5;s[2]=99.0;
+t[0]=89.5;t[1]=87.5;t[2]=60.5;
+sta=0;begin=0;
+div(cla); 
+n=3;
+int m;
+for(m=0;m<n;m++){
+	if(cla[m]!=cla[m+1])
+		break;
+}
+sta=m;begin=sta;
+sort(add);
+n=m+1;
+sta=0;begin=sta;
+sort(add);
+n=3;
+int i;
+int changer1,changer2,target,input;
+float changer4,changer5,changer6;
+scanf("%d",&changer1); 
+ for(i=0;i<3;i++){
+ 	if(num[i]==changer1){input=1;break;}
+ 	else input=0;
+ }
+ char changer[10]; 
+ scanf("%d",&changer2);
+ scanf("%s",changer);
+ scanf("%f",&changer4);
+ scanf("%f",&changer5);
+ scanf("%f",&changer6);
+ if(input==0){
+ 	for(i=0;i<3;i++){
+ 		printf("%d %d %s %.2f %.2f %.2f\n",num[i],cla[i],name[i],f[i],s[i],t[i]);
+	 }
+ }
+ else
+ {
+ 	i=target;
+ 	cla[i]=changer2;strcpy(name[i],changer);f[i]=changer4;
+ 	s[i]=changer5;t[i]=changer6;
+ 	sta=0;begin=0;
+	div(cla);
+	n=3;
+	int m;
+	for(m=0;m<n;m++){
+		if(cla[m]!=cla[m+1])
+			break;
+	}
+	sta=m;begin=sta;
+	sort(add);
+	n=m+1;
+	sta=0;begin=sta;
+	sort(add);
+	for(i=0;i<3;i++){
+ 		printf("%d %d %s %.2f %.2f %.2f\n",num[i],cla[i],name[i],f[i],s[i],t[i]);
+	 }
+ 	
+ }
+ return 0;
+}
+
+