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contests/Codeforces/CodeforcesRound1035(Div2)/AAddorXOR/input1

9 lines
74 B
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7
1 4 1 2
1 5 2 1
3 2 2 1
1 3 2 1
2 1 1 2
3 1 1 2
1 100 10000000 10000000