ex6_21.cpp

纯粹是学习专用～

#include<iostream.h>
#include<stdlib.h>
#include<string.h>
int int_comp(const void *i,const void *j){
	return ((*(int*)i)-(*(int*)j));
}
int char_comp(const void *a,const void *b){
	return (strcmp((char*)a,(char*)b));
}

void main(){
	int ilist[12]={99,63,73,89,-41,21,29,37,-16,14,77};
	int i;
	char slist[10][5]={"cat","book","car","zoo","fish","cab","dog","cap","fox","can"};
	qsort(ilist,12,sizeof(int),int_comp);
	for (i=0;i<12;i++)  cout<<ilist[i]<<' ';
	cout<<endl;
    qsort(slist,10,sizeof(*slist),char_comp);//亦可用slist[0]
    for (i=0;i<10;i++) cout<<slist[i]<<' ';
	cout<<endl;
	return;
}