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  • Gym 100989E

    链接:http://codeforces.com/gym/100989/problem/E

    给你两个字符串a和b,判断他们是否“相等”。

    “相等”:

    1.a与b是同一字符串

    2.a与b长度相等,a与b只有一个字符不等且a的长度大于等于8

    3.b比a少一个字符,b是a的子串且a的长度大于等于8

    这三者满足其一即可

     1 #include<iostream>
     2 #include<cstring>
     3 using namespace std;
     4 int main()
     5 {
     6     char a[200],b[200];
     7     cin>>a>>b;
     8     int len1=strlen(a),len2=strlen(b);
     9     if(strcmp(a,b)==0)cout<<"yes"<<endl;
    10     else
    11     {
    12         if(len2>len1)cout<<"no"<<endl;
    13         else if(len1-len2>1)cout<<"no"<<endl;
    14         else if(len1==len2)
    15         {
    16             int flag=0;
    17             for(int i=0;i<len1;i++)
    18             {
    19                 if(a[i]!=b[i])
    20                 flag++;
    21                 if(flag>1)break;
    22             }
    23             if(flag==1&&len1>=8)cout<<"yes"<<endl;
    24             else cout<<"no"<<endl;
    25         }
    26         else
    27         {
    28             int flag=0,i;
    29             for(i=0;i<len2;i++)
    30             {
    31                 if(a[i]!=b[i])
    32                 {
    33                     flag++;
    34                     break;
    35                 }
    36             }
    37             for(int j=i;j<=len2;j++)
    38             {
    39                 if(a[j+1]!=b[j]&&flag)
    40                 {
    41                     flag++;
    42                     break;
    43                 }
    44             }
    45             if(flag>1)cout<<"no"<<endl;
    46             else if((flag<=1)&&len1>=8)cout<<"yes"<<endl;
    47             else cout<<"no"<<endl;
    48         }
    49     }
    50     return 0;
    51 }
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  • 原文地址:https://www.cnblogs.com/chen99/p/9270298.html
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