非连通图C12(r1,0,r2,0,r3,0,…,0)∪G的优美标号
비련통도C12(r1,0,r2,0,r3,0,…,0)∪G적우미표호
THE GRACEFUL LABELING OF THE UNCONNECTED GRAPH C12(r1,0,r2,0,r3,0,…,0)∪G
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