
```cpp
#include <iostream>
using namespace std;
int main(){
    string a,b;
    getline(cin,a);
    getline(cin,b);
    for(int i=0;i<=a.size()-1;i++){
        if(a[i]>='A' and a[i]<='Z'){
            a[i]+=32;
        }
    }for(int i=0;i<=b.size()-1;i++){
        if(b[i]>='A' and b[i]<='Z'){
            b[i]+=32;
        }
    }if(a>b){
        cout << ">";
    }else if(a<b){
        cout << "<";
    }else cout << "=";
    return 0;
}
```



```cpp
#include <iostream>
#include <cstdio>
using namespace std;
int a[100005];
string s1, s2;
int main(){
	cin.tie(nullptr) -> sync_with_stdio(0);
	cout.tie(nullptr) -> sync_with_stdio(0);
	getline(cin, s1);//读入整行
	getline(cin, s2);
	for(char &c:s1) c = ('A' <= c && c <= 'Z' ? c + 32 : c);//全部转换成小写
	for(char &c:s2) c = ('A' <= c && c <= 'Z' ? c + 32 : c);
	cout << (s1 < s2 ? '<' : s1 == s2 ? '=' : '>');//直接用string比较

	return 0;
}
```


最简洁的一集

全部评论 1