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back to boardAccepted #include <iostream>
using namespace std;
int main() { int n, s = 0; string b; cin >> n; int pos = 1; for(int i = 0; i < n; ++i){ cin >> b; if(b[0] =='A'||b[0]=='P'||b[0]=='O'||b[0]=='R'){ s+=abs(pos - 1); pos = 1; } else if(b[0] =='B'||b[0]=='M'||b[0]=='O'||b[0]=='S'){ s+=abs(pos - 2); pos = 2; } else{ s+=abs(pos - 3); pos = 3; } } cout << s; return 0; } |
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