main.cpp

一个实现演示界面的,实现两个集合的交并差C语言程序

#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include "OrderSet.h"

OrderedSet Set1,Set2,Set3; 

void Initialization()
{
int i;
for (i=0;i<80;i++) printf("*");
printf("\n  Makesetl-1  Makeset2-2   Union-u   Intersection-i    Difference-d    Quit-q \n");
for (i=0;i<80;i++) printf("*");
printf("please choose the operation:");
}


void Interpret (char cmd)
{char v[100];	
 switch (cmd)
 { case '1':printf("please input set1:");
            scanf("%s",v);
			CreateSet(Set1,v);
			printf("Set1=:");
			PrintSet(Set1); 
            printf("\n");
			break;
   case '2':printf("please input set2:");
	        scanf("%s",v);
			CreateSet(Set2,v); 
	        printf("Set2=:");
			PrintSet(Set2);
            printf("\n");
			break;
   case 'u': 
   case 'U':     Union(Set3,Set1,Set2);
	             printf("the union of the Set1 and Set2 :");
	             PrintSet(Set3);
				 DestroyList(Set3);
                 printf("\n");
				 break;
   case 'i': 
   case 'I':  Intersection(Set3,Set1,Set2);
                 printf("the Intersaction of the Set1 and Set2 :");
	             PrintSet(Set3);
				 DestroyList(Set3);
                 printf("\n");
				 break;
    case 'd': 
   case 'D':  Difference(Set3,Set1,Set2);
	             printf("the Difference of the Set1 and Set2 :");
	             PrintSet(Set3);
                 printf("\n");
 				 DestroyList(Set3);
                
 }

}

 main ()
{Initialization();
 char cmd;
do {cmd=getchar();
    Interpret(cmd);}
while (cmd!='q' && cmd !='Q');
return 0;
}