选择排序

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
typedef struct{
    int NO;
    int Age;
    char Name[50];
}Student;

typedef struct{
    int StudentCount; 
    Student *data;
}Sqlist;

void SelectSort(Sqlist &L)
{
    int i,j,min;
    Student p;
    for(i=0;i<L.StudentCount-1;i++)            //i到n-1 
    {
        min=i;
        for(j=i+1;j<L.StudentCount;j++)        //j到n 
            if(L.data[j].NO<L.data[min].NO)
                min=j;
        if(min!=i)
        {
            p=L.data[min];
            L.data[min]=L.data[i];
            L.data[i]=p;
        }
    }
}

int main()
{
    Sqlist L;
    L.StudentCount=4;
    L.data = (Student *)malloc(L.StudentCount * sizeof(Student));
    L.data[0].Age=20;
    strcpy(L.data[0].Name,"zhangsan");
    L.data[0].NO=1115;
    L.data[1].Age=20;
    strcpy(L.data[1].Name,"lisi");
    L.data[1].NO=1112;
    L.data[2].Age=20;
    strcpy(L.data[2].Name,"wanger");
    L.data[2].NO=1113;
    L.data[3].Age=20;
    strcpy(L.data[3].Name,"mazi");
    L.data[3].NO=1114;
    
    SelectSort(L); 
    for (int i = 0; i < L.StudentCount; i++) {
        printf("NO: %d, Age: %d, Name: %s\n", L.data[i].NO, L.data[i].Age, L.data[i].Name);
    }
    return 0;
}