(I2
I60
I5
(dp0
Vnecklace.%l
p1
(Vnecklace1.cpp
p2
S'#include<iostream>\r\n#include<string>\r\nusing namespace std;\r\nstring s;\r\nchar ch[1354];\r\nint main()\r\n{\r\n    int n,k,br=0;\r\n    cin>>n>>k;\r\n    cin>>s;\r\n    for(int i=0; i<k*2; ++i)cin>>ch[i];\r\n    for(int i=0; i<n; ++i)\r\n    {\r\n        for(int i1=0; i1<k*2; ++i1)\r\n        {\r\n            if(i1%2!=0)continue;\r\n            else\r\n            {\r\n                if(s[i]==ch[i1])\r\n                {\r\n                    for(int i3=i+1; i3<n; ++i3)\r\n                        for(int i2=0; i2<k*2; ++i1)\r\n                            {if(i2%2==0)continue;\r\n                            else\r\n                            {\r\n                                if(s[i3]==ch[i2])br++;\r\n                            }}\r\n                }\r\n            }\r\n\r\n        }\r\n    }\r\n\r\n    cout<<br<<endl;\r\n    return 0;\r\n}\r\n'
p3
tp4
stp5
.