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  • UVALive 6320

    .............先让我哭一会.......

    因为样例三.... 没敢敲...然后确实是样例错了...然后...上次比赛刚做过的一道类似的题...URAL 1941...大水题啊......悔青了....哭瞎了...比赛不只是智力和实力的比拼啊......aaa...

    同样的给你两个字符串.问你第二个是不是第一个字串.所谓字串,这里是说字母个数完全相同两部分就可以了。

    #include<stdio.h>
    #include<string.h>
    #include<iostream>
    using namespace std;
    
    char str1[100010], str2[100010];
    int num[100010], num2[100010];
    
    int main()
    {
        int t;
        cin >> t;
        while(t--)
        {
            memset(num2, 0, sizeof(num2));
            memset(num, 0, sizeof(num));
            cin >> str1;
            int len = strlen(str1);
            for (int i=0; i<len; ++i)
            {
                num[i] = str1[i] - 'a';
            }
            cin >> str2;
            int len2 = strlen(str2);
            for (int i=0; i<len2; ++i)
            {
                int temp = str2[i] - 'a';
                num2[temp]++;
            }
            int st = 0;
            bool flag = false;
            for (int i=0; i<len; ++i)
            {
                num2[num[i]]--;
                while(num2[num[i]] < 0)
                {
                    num2[num[st]]++;
                    st++;
                }
                if (i-st+1 == len2)
                {
                    flag = true;
                    break;
                }
            }
            if (flag)
                cout << "YES
    ";
            else cout << "NO
    ";
        }
        returl 0;
    }
    LOoK
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    continue
    break
    declare/typeset
    bg/fg/jobs
    .
  • 原文地址:https://www.cnblogs.com/icode-girl/p/4695511.html
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