R語言學習-建立新的矩陣matrix

A <- matrix(nrow=0,ncol=2) #建立空的矩陣 A [,1] [,2] B <- matrix(c(1:10),ncol=2) #初始化矩陣 B [,1] [,2] [1,] 1 6 [2,] 2 7 [3,] 3 8 [4,] 4 9 [5,] 5 10 C <- data.fram

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