49 lines
764 B
R
49 lines
764 B
R
# ZAD1 & ZAD2
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x <- c(rep(TRUE, 3), rep(FALSE, 4), rep(TRUE, 2), rep(FALSE, 5))
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y <- as.numeric(x)
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#ZAD3
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z <- c(seq(1, 20, by=1), rep(0, 10), seq(2, 40, by=2))
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z <- c(z, rev(z))
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print(z)
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#ZAD4
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print(letters[25])
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#ZAD5
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zad5 <- 1:1000
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for(i in 1:length(zad5)){
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if (zad5[i]%%2==0){
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zad5[i]=1/zad5[i]
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}
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}
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print(zad5)
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#ZAD6
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zad6 <- c(6, 3, 4, 5, 2, 3)
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print(zad6[order(zad6, decreasing = TRUE)])
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#ZAD7
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zad7 <- c(-1.876, -1.123, -0.123, 0, 0.123, 1.123, 1.876)
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znak <- vector()
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zaok <- vector()
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calk <- vector()
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for (x in zad7){
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zaok <- c(zaok, round(x, digits=2))
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calk <- c(calk, floor(x))
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if (x<0){
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znak <- c(znak, -1)
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} else if (x>0){
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znak <- c(znak, 1)
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} else {
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znak <- c(znak, 0)
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}
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}
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print(znak)
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print(zaok)
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print(calk)
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#ZAD8
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