28 lines
433 B
C++
28 lines
433 B
C++
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#include <bits/stdc++.h>
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using namespace std;
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using ll = long long;
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void solve()
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{
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bool red=false;
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for(int i=0; i<8; ++i)
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{
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string s;
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cin>>s;
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if(s=="RRRRRRRR") red=true;
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}
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if(red) cout<<"R"<<endl;
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else cout<<"B"<<endl;
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}
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int main()
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{
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ios_base::sync_with_stdio(false);
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cin.tie(nullptr);
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int TC = 1;
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cin >> TC;
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cin.ignore();
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while (TC--)
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solve();
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}
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