题解 | #密码强度等级#

#include <iostream>
#include <string>

using namespace std;

int main()
{
    //input
    string str;
    while(cin>>str)
    {
        int iLength = 0,iLetter = 0,iNumber = 0,iMark = 0,iAdd=0, iScore=0;
        bool flaga = 0,flagA = 0;
        iLength = str.length();
        //统计类型
        for(int i=0; i<iLength; i++)
        {
            //a-z
            if(str[i]-'a'>=0 && str[i]-'z'<=0)
            {
                iLetter++;
                flaga = true;
            }
            //A-Z
            else if(str[i]-'A'>=0 && str[i]-'Z'<=0)
            {
                iLetter++;
                flagA = true;
            }
            //0-9
            else if(str[i]-'0'>=0 && str[i]-'9'<=0)
            {
                iNumber++;
            }
            //other
            else
            {
                iMark++;
            }
        }
        //cout<<iLetter<<" "<<iNumber<<" "<<iMark;
        if(iLetter) iAdd++;
        if(iNumber) iAdd++;
        if(iMark) iAdd++;

         //长度
        iLength = str.length();
        if(iLength <= 4)
        {
            iScore += 5;
        }
        else if(iLength <= 7)
        {
            iScore += 10;
        }
        else
        {
            iScore += 25;
        }

        //letter
        if(iLetter == 0)
        {
            iScore += 0;
        }
        else if(flagA && flaga)
        {
            iScore += 20;
        }
        else
        {
            iScore += 10;
        }

        //数字
        if(iNumber==1)
        {
            iScore += 10;
        }
        else if(iNumber>1)
        {
            iScore += 20;
        }

        //符号
        if(iMark==1)
        {
            iScore += 10;
        }
        else if(iMark>1)
        {
            iScore += 25;
        }

        //奖励
        if(flagA && flaga && iNumber &&iMark)
        {
            iAdd = 5;
        }
        else if(iLetter && iNumber &&iMark)
        {
            iAdd = 3;
        }
        else if(iLetter && iNumber)
        {
            iAdd = 2;
        }

        iScore += iAdd;
        if(iScore >= 90)
        {
            cout<<"VERY_SECURE"<<endl;
        }
        else if(iScore >= 80)
        {
            cout<<"SECURE"<<endl;
        }
        else if(iScore >= 70)
        {
            cout<<"VERY_STRONG"<<endl;
        }
        else if(iScore >= 60)
        {
            cout<<"STRONG"<<endl;
        }
        else if(iScore >= 50)
        {
            cout<<"AVERAGE"<<endl;
        }
        else if(iScore >= 25)
        {
            cout<<"WEAK"<<endl;
        }
        else if(iScore >= 0)
        {
            cout<<"VERY_WEAK"<<endl;
        }

    }
    //return
    return 0;
}