(I2
I34
I5
(dp0
Vnecklace.%l
p1
(Vnecklace.cpp
p2
S'#include<iostream>\r\nusing namespace std;\r\nint used1[10000][10000];\r\nint main ()\r\n{\r\n int n,k,br=0;\r\n cin>>n>>k;\r\n char a[100000],b[676][2];\r\n int i;\r\n for(i=0;i<n;i++) cin>>a[i];\r\n for(i=1;i<=k;i++)\r\n {\r\n cin>>b[i][0]>>b[i][1];\r\n used1[int(b[i][0])][int(b[i][1])]=1;\r\n\r\n }\r\n\r\n for(int p=0;p<n-1;p++)\r\n    for(int j=p+1;j<n;j++)\r\n       {\r\n        if(used1[int(a[p])][int(a[j])]==1) {br++;}\r\n       }\r\n cout<<br<<endl;\r\n return 0;\r\n}\r\n'
p3
tp4
stp5
.