#include<stdio.h>
struct {
    int num;
    char name[20];
    char sex;
    char job;
    union
    {
        int clazz;
        char position[10];
    }category;
}person[2];
int main()
{
    int i;
    for(i=0;i<2;i++)
    {
        printf("please enter the data of person:\n");
        scanf("%d%s%c%c",&person[i].num,&person[i].name,&person[i].sex,&person[i].job);
        if(person[i].job=='s')
            scanf("%d",&person[i].category.clazz);
        else if(person[i].job=='t')
            scanf("%s",person[i].category.position);
        else
            printf("Input error\n");
    }
    printf("\n");
    printf("NO. name sex job class/position\n");
    for(i=0;i<2;i++){
    if(person[i].job=='s')
    printf("%-6d%-10s%-4c%-4c%-10d\n",person[i].num,person[i].name,person[i].sex,person[i].job,person[i].category.clazz);
    else
        printf("%-6d%-10s%-4c%-4c%-10d\n",person[i].num,person[i].name,person[i].sex,person[i].job,person[i].category.position);

}
    return 0;
}