(I2
I70
I5
(dp0
Vnecklace.%l
p1
(Vnecklace.cpp
p2
S'#include<iostream>\r\nusing namespace std;\r\nstruct dvoika\r\n{\r\n    char first;\r\n    char second;\r\n    int firstfound=0;\r\n\r\n};\r\nint main()\r\n{\r\n    ios_base::sync_with_stdio(false);\r\n    cin.tie(NULL);\r\n    cout.tie(NULL);\r\n    string necklace;\r\n    long long result=0;\r\n    dvoika dvoiki[1024];\r\n    int length=0;\r\n    int br=0;\r\n    cin>>length>>br;\r\n    cin>>necklace;\r\n    for(int i=0;i<br;i++)\r\n    {\r\n        cin>>dvoiki[i].first;\r\n        cin>>dvoiki[i].second;\r\n    }\r\n    for(int i=0;i<length;i++)\r\n    {\r\n        for(int j=0;j<br;j++)\r\n        {\r\n            if(necklace[i]==dvoiki[j].second)\r\n            {\r\n                result+=dvoiki[j].firstfound;\r\n            }\r\n            if(necklace[i]==dvoiki[j].first)\r\n            {\r\n                dvoiki[j].firstfound++;\r\n            }\r\n        }\r\n    }\r\n    cout<<result<<"\\n";\r\n    return 0;\r\n}\r\n\r\n'
p3
tp4
stp5
.