(I2
I47
I5
(dp0
Vnecklace.%l
p1
(Vnecklace.cpp
p2
S'#include<iostream>\r\n#include<string>\r\nusing namespace std;\r\n\r\nint main()\r\n{\r\n    int n, k;\r\n    cin>>n>>k;\r\n\r\n    string nl;\r\n    cin>>nl;\r\n\r\n    long long br=0;\r\n\r\n    for(int i=0; i<k; i++)\r\n    {\r\n        char a, b;\r\n        cin>>a>>b;\r\n\r\n        int pa=nl.find(a);\r\n        int pb=nl.find(b, pa+1);\r\n\r\n        if(pa>=0 && pb>=0)\r\n        {\r\n            while(pa>=0)\r\n            {\r\n                while(pb>=0)\r\n                {\r\n                    br++;\r\n                    pb=nl.find(b, pb+1);\r\n                }\r\n                pa=nl.find(a, pa+1);\r\n\r\n                pb=nl.find(b, pa+1);\r\n            }\r\n        }\r\n    }\r\n\r\n    cout<<br<<endl;\r\n    return 0;\r\n}\r\n\r\n'
p3
tp4
stp5
.