feat:order

.gitignore

@@ -1,2 +1,3 @@
 *.*~
 *.out
+.*.swp

ModifyInfo.c

@@ -1,55 +0,0 @@
-#include "mysyslib.h"
-
-typedef struct Student
-{
-	char* id;
-	char* clas;
-	char* name;
-	double score1;
-	double score2;
-	double score3;
-	double score;
-}student;
-
-void ModifyInfo(Student stu_info[],int len)
-{
-	Student new_stu_info;
-	scanf("%s%s%s%lf%lf%lf", new_stu_info.id, new_stu_info.clas, new_stu_info.name, new_stu_info.score1, new_stu_info.score2, new_stu_info.score3);
-	for (int i = 0; i < len; i++) {
-		if (strcmp(new_stu_info.id, stu_info[i].id) == 0) {
-			stu_info[i] = new_stu_info;
-		}
-	}
-	char* max, min;
-	strcpy(max, stu_info[0].clas);
-	strcpy(min, stu_info[0].clas);
-	for (int i = 0; i < len; i++) {
-		if (stu_info[i].clas > max) {
-			strcpy(max, stu_info[i].clas);
-		}
-		if (stu_info[i].clas < min) {
-			strcpy(min, stu_info[i].clas);
-		}
-	}
-	int i = 0, flag = 0;
-	while (strcmp(min, max) != 1) {
-		while (i < len && strcmp(min, stu_info[i++].clas) == 0) {
-			if (flag == 1) {
-				if (strcmp(stu_info[i].id, new_stu_info.id) == 0) {
-					printf("   %s %s %lf %lf %lf modified\n", stu_info[i].id, stu_info[i].name, stu_info[i].score1, stu_info[i].score2, stu_info[i].score3);
-				}
-				else
-					printf("   %s %s %lf %lf %lf\n", stu_info[i].id, stu_info[i].name, stu_info[i].score1, stu_info[i].score2, stu_info[i].score3);
-			}
-			else {
-				flag = 1;
-				if (strcmp(stu_info[i].id, new_stu_info.id) == 0) {
-					printf("%s %s %s %lf %lf %lf modified\n", stu_info[i].clas, stu_info[i].id, stu_info[i].name, stu_info[i].score1, stu_info[i].score2, stu_info[i].score3);
-				}
-				else
-					printf("%s %s %s %lf %lf %lf modified\n", stu_info[i].clas, stu_info[i].id, stu_info[i].name, stu_info[i].score1, stu_info[i].score2, stu_info[i].score3);
-			}
-		}
-		min = min + 1;
-	}
-}

init.c

@@ -1,4 +1,4 @@
-w#include "mysyslib.h"
+#include "mysyslib.h"
 
  ss* init(int Nums){
      ss* stu = (ss*)malloc(sizeof(ss));
@@ -10,8 +10,16 @@ w#include "mysyslib.h"
 
      for(int i = 0; i < Nums; ++i){
          stu->student[i].id = (char*)malloc(sizeof(char)*6);
-         stu->student[i].clas = (char*)malloc(sizeof(char)*3);
+         stu->student[i].clas = (char*)malloc(sizeof(char)*4);
-         stu->student[i].name = (char*)malloc(sizeof(char)*10);
+         stu->student[i].name = (char*)malloc(sizeof(char)*20);
      }
      return stu;
  }
+
+Student *newStudent(){
+  Student *stu = (Student*)malloc(sizeof(Student));
+  stu->id = (char*)malloc(sizeof(char)*6);
+  stu->clas = (char*)malloc(sizeof(char)*4);
+  stu->name = (char*)malloc(sizeof(char)*20);
+  return stu;
+}

main.c

@@ -4,7 +4,7 @@ int main(){
   int ipt;
   ss* stu = init(20);
   while(1){
-    if(mainMenu(stus)){
+    if(mainMenu(stu)){
       break;
     }
   }

menuoutput.c

@@ -21,9 +21,11 @@ int mainMenu(ss *stu) {
       break;
     case 3:
       printf("You are trying to Selete info\n");
+      ModifyInfo(stu);  //修改学生信息
       break;
     case 4:
       printf("You are trying to Make things ordered\n");
+      Order(stu);
       break;
     case 5:
       printf("You are trying to Output info\n");

mysyslib.h

@@ -18,10 +18,15 @@ typedef struct{
 }ss;
 
 ss* init(int);
+Student* newStudent();
+void stucpy(Student* dest, Student* src);
+void stuswp(Student* fi, Student* se);
 int mainMenu(ss *stu);
+void ModifyInfo(ss* stu);
 void getCom(ss*);
 void Print(Student*);
 void allPrint(ss*);
 void input(ss*);
 void cancel(ss*);
 void Select(ss*);
+void Order(ss*);

operations.c

@@ -1,5 +1,22 @@
 #include "mysyslib.h"
 
+void stucpy(Student* dest, Student* src){
+  strcpy(dest->id,src->id);
+  strcpy(dest->clas,src->clas);
+  strcpy(dest->name,src->name);
+  dest->score1 = src->score1;
+  dest->score2 = src->score2;
+  dest->score3 = src->score3;
+  dest->score = src->score;
+}
+
+void stuswp(Student* fi, Student* se){
+  Student *tmp = newStudent();
+  stucpy(tmp,se);
+  stucpy(se,fi);
+  stucpy(fi,tmp);
+}
+
 //录入数据
 void input(ss*stu){
     char tmp[5];
@@ -75,17 +92,17 @@ void cancel(ss*stu){
 }
 
 //修改学生信息
-void ModifyInfo(Student stu->student[])
+void ModifyInfo(ss *stu)
 {
   int len = stu->nums;
 	Student new_stu_info;
-	scanf("%s%s%s%lf%lf%lf", new_stu_info.id, new_stu_info.clas, new_stu_info.name, new_stu_info.score1, new_stu_info.score2, new_stu_info.score3);
+	scanf("%s%s%s%lf%lf%lf", &new_stu_info.id, &new_stu_info.clas, &new_stu_info.name, &new_stu_info.score1, &new_stu_info.score2, &new_stu_info.score3);
 	for (int i = 0; i < len; i++) {
 		if (strcmp(new_stu_info.id, stu->student[i].id) == 0) {
 			stu->student[i] = new_stu_info;
 		}
 	}
-	char* max, min;
+	char *max = malloc(sizeof(char)*20), *min = malloc(sizeof(char)*20);
 	strcpy(max, stu->student[0].clas);
 	strcpy(min, stu->student[0].clas);
 	for (int i = 0; i < len; i++) {
@@ -118,3 +135,35 @@ void ModifyInfo(Student stu->student[])
 		min = min + 1;
 	}
 }
+
+//排序
+void Order(ss *stu){
+  for(int i=0;i<stu->nums;i++){
+    char minclas[10];
+    int minp = i;
+    strcpy(minclas,stu->student[i].clas);
+    for(int j=i+1;j<stu->nums;j++){
+      if(strcmp(stu->student[j].clas,minclas)<0){
+        strcpy(minclas,stu->student[j].clas);
+        minp = j;
+      }
+    }
+    stuswp(&stu->student[i], &stu->student[minp]);
+  }
+  for(int i=0;i<stu->nums;i++){
+    double maxs = stu->student[i].score;
+    int maxp = i;
+    for(int j=i+1;j<stu->nums;j++){
+      if(strcmp(stu->student[j].clas,stu->student[j-1].clas)!=0){
+        break;
+      }
+      if(maxs<stu->student[j].score){
+        maxs = stu->student[j].score;
+        maxp = j;
+      }
+    }
+    stuswp(&stu->student[i],&stu->student[maxp]);
+  }
+  printf("Successfully ordered!\n");
+}
+