0分在线求助

liruizhou_lihui @ 2023-10-18 21:15:20

#include<bits/stdc++.h>
using namespace std;
string s,s1;
int a[105];
int main()
{
    cin>>s;
    a[0]=-1;
    int z=1;
    for(int i=0;i<s.size();i++)
    {
        bool f1=0,f2=0,f3=0;
        if(s[i]==',')
        {
            a[z]=i;
            z++;
        }
        s1=s.substr(a[i]+1,a[i+1]-a[i]-1);
        cout<<s1<<' ';
        for(int j=0;i<s1.size();i++)
        {
            if((s1[j]>='a' && s1[i]<='z') || (s1[i]>='0' && s1[i]<='9'))f1=1;
            else if(s1[i]>='A'&& s1[i]<='Z')f2=1;
            else if(s1[i]=='!' || s1[i]=='@' || s1[i]=='#' || s1[i]=='$')f3=1;
        }
        if(f1+f2+f3>=2)
        {
            cout<<s1<<endl;
        }
    }
}

by lao_wang @ 2023-10-18 21:16:06

#include<bits/stdc++.h>
using namespace std ;
string s , temp ; 
int main() {
    cin >> s ;
    for(int i=0;i<s.size();i++){
        if(s[i]==','){
            int a=0 , b=0 , c=0 , d=0 , sum=0 ;
            for(int j=0;j<temp.size();j++){
                if(temp[j]>='0'&&temp[j]<='9'){
                    a++ ;
                }else if(temp[j]>='a'&&temp[j]<='z'){
                    b++ ;
                }else if(temp[j]>='A'&&temp[j]<='Z'){
                    c++ ;
                }else if(temp[j]=='$'||temp[j]=='@'||temp[j]=='#'||temp[j]=='!'){
                    d++ ;
                }
            }
            if(a) sum++ ;
            if(b) sum++ ;
            if(c) sum++ ;
            if(sum>=2&&d&&temp.size()<=12&&temp.size()>=6) cout << temp << endl ;
            temp.clear() ;
        }else{
            temp += s[i] ;
        }
    }
    return 0 ;
}

by xtempy @ 2023-10-29 23:05:42

#include<iostream>
using namespace std;
int main() {
    int g1,g2,g3,g4,g5,l,r;  // 对应四种字符的标志/次数 ,g5是非合法字符 
    char ch;
    string str;
    cin>>str;
    str=str+',';
    g1=0;g2=0;g3=0;g4=0;g5=0;l=0;
    for (int i=0; i<str.size(); ) {
        ch=str[i];
        if (ch>='a' && ch<='z') g1=1;
        else if (ch>='A' && ch<='Z') g2=1;
        else if (ch>='0' && ch<='9') g3=1;
        else if (ch=='!' || ch=='@' || ch=='#' || ch=='$') g4=1;
        else if (ch==',') {
            r=i;
            if (r-l>=6 && r-l<=12 && g1+g2+g3>=2 && g4==1 && g5==0){
                cout<<str.substr(l,r-l)<<endl;
            }
            g1=0;g2=0;g3=0;g4=0;g5=0; i++;
            l=i;
            continue;
        }
        else g5=1;
        i++;
    }
}

by Bei_Gua_ @ 2023-11-11 14:15:55

本蒟蒻的code：

#include<bits/stdc++.h>
#define int long long
using namespace std;
string source;
bool check(string s){
    if (s.length()<6||s.length()>12)return false;
    int k=0;
    bool f1=false,f2=false,f3=false,f4=false;
    for (auto c:s){
        if (!(('a'<=c&&c<='z')||('A'<=c&&c<='Z')||('0'<=c&&c<='9')||c=='!'||c=='@'||c=='#'||c=='$')){
            return false;
        }
        if ('a'<=c&&c<='z'&&!f1)f1=true,k++;
        if ('A'<=c&&c<='Z'&&!f2)f2=true,k++;
        if ('0'<=c&&c<='9'&&!f3)f3=true,k++;
        if ((c=='!'||c=='@'||c=='#'||c=='$')&&!f4)f4=true;
    }
    if (k>=2&&f4)return true;
    else return false;
}
signed main(){
    ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    cin>>source;
    string str;
    for (int i=0;i<(int)source.length();i++){
        char c=source[i];
        if (c==','){
            if (check(str))cout<<str<<"\n";
            str="";
        }else str+=c;
    }
}