蓝桥杯基础练习VIP-字符串对比 （C++代码）

#include<iostream>
#include<string.h>
using namespace std;
int main(){
    char a[10],b[10];
    cin>>a>>b;
    if(strlen(a)!=strlen(b))
    cout<<1<<endl;
    else{
        int flag=1,flag1=1;
        for(int i=0;i<strlen(a);i++){
            if(a[i]!=b[i]){
                flag=0;
                if(!(a[i]-b[i]==32||a[i]-b[i]==-32)){
                    flag1=0;
                }
            }
        }
        if(flag==1){
            cout<<2<<endl;
        }
        else{
            if(flag1==1){
                cout<<3<<endl;
            }
            else{
                cout<<4<<endl;
            }
        }
    }
    return 0;
}