字符数组排序

#include <iostream>using namespace std;void bubble_sort(char s[],int n);void output_array(char s[],int n);int main(){    char a[20]={'s','o','r','t','b','u','b','b','l','e','s','e','l','e','c','t','o','k','o','k'};    char b[15]={'a','b','a','j','y','q','e','s','j','c','z','o','e','p','m'};    bubble_sort(a,20);    output_array(a,20);    bubble_sort(b,15);    output_array(b,15);    return 0;}void bubble_sort(char s[], int n){    int i,j,t;    for(j=0; j<=n-2; j++)        for(i=0; i<=n-j-2; i++)            if (s[i]<s[i+1])            {                t=s[i];                s[i]=s[i+1];                s[i+1]=t;            }}void output_array(char s[], int n){    int i;    for(i=0; i<=n-1; i++)        cout<<s[i]<<" ";    cout<<endl;    return;}