(I2
I37
I5
(dp0
Vnecklace.%l
p1
(Vnecklace.cpp
p2
S'#include<bits/stdc++.h>\r\nusing namespace std;\r\nint main()\r\n{string s,a;\r\nlong long l,j,n,k,i,sum=0;\r\ncin>>n>>k;\r\ncin>>s;\r\nfor(i=0;i<k;i++)\r\n{cin>>a;\r\nfor(j=0;j<n-1;j++)\r\n{if(s[j]==a[0])\r\n{for(l=j+1;l<n;l++)if(s[l]==a[1])sum++;\r\n}\r\n}\r\n}\r\ncout<<sum<<endl;\r\nreturn 0;\r\n}\r\n'
p3
tp4
stp5
.