c3-7.cpp

来自「有关C++编程学习的习题和答案,<<C++程序设计>>谭」· C++ 代码 · 共 10 行

#include <iostream>
using namespace std;
int main()
{
  char ch;
  cin>>ch;
  ch=(ch>='A' && ch<='Z')?(ch+32):ch;
  cout<<ch<<endl;
  return 0;
}