(I2
I72
I5
(dp0
Vnecklace.%l
p1
(Vnecklace.cpp
p2
S'#include<iostream>\r\nusing namespace std;\r\nint main(){\r\n    int n, k, i, j, l, br=0;\r\n    cin >> n >> k;\r\n    char necklace[n], dv[k][2];\r\n    cin >> necklace;\r\n    for(i=0;i<k;i++){\r\n        cin >> dv[i];\r\n    }\r\n    for(i=0;i<k;i++){\r\n        for(j=0;j<n;j++){\r\n            if(dv[i][0]==necklace[j]){\r\n                for(l=j+1;l<n;l++){\r\n                    if(necklace[l]==dv[i][1]){\r\n                        br++;\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
.