将输入的字符一个一个读入 ASCII码排序
1.while (scanf("%s",&c)!=EOF)
2.ch=cin.get(); //或者cin.get(ch);经行循环
acm
#include <iostream> #include <algorithm> #include <string> using namespace std; int main(){ char c[3],i; while (scanf("%s",&c)!=EOF) { sort(c, c + 3); cout << c[0] << " "<< c[1]<<" "<<c[2]<<endl; } }