42 lines
723 B
R
42 lines
723 B
R
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library(foreach)
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a <-
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foreach(x=1:4, .combine='c') %do%
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(x + 2 * x + x / 2)
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print(a)
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a <-
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foreach(x=1:9, .combine='c') %do%
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(x %% 2 == 1)
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print(a)
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a <-
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foreach(x=1:4, .combine='c') %:%
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foreach(y=c(3,5,7,9), .combine='c') %do%
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(x * y)
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print(a)
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a <-
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foreach(x=c(1,5,12,3,23,11,7,2), .combine='c') %:%
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when(x > 10) %do%
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x
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print(a)
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a <-
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foreach(x=c(1,3,5), .combine='c') %:%
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foreach(y=c(2,4,6)) %:%
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when(x < y) %do%
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c(x, y)
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print(a)
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n <- 30
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s <- seq(length=n)
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a <-
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foreach(x=s, .combine='c') %:%
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foreach(y=s, .combine='c') %:%
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foreach(z=s) %:%
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when(x + y + z <= n) %:%
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when(x * x + y * y == z * z) %do%
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c(x, y, z)
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print(a)
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