Minimum numbers of three lists: Difference between revisions

</pre>

=={{header|AWK}}==

<lang AWK>

# syntax: GAWK -f MINIMUM_NUMBERS_OF_THREE_LISTS.AWK

BEGIN {

n1 = split("5,45,23,21,67",numbers1,",")

n2 = split("43,22,78,46,38",numbers2,",")

n3 = split("9,98,12,98,53",numbers3,",")

if (n1 != n2 || n1 != n3) {

print("error: arrays must be same length")

exit(1)

}

for (i=1; i<=n1; i++) {

numbers[i] = min(min(numbers1[i],numbers2[i]),numbers3[i])

printf("%d ",numbers[i])

}

printf("\n")

exit(0)

}

function min(x,y) { return((x < y) ? x : y) }

</lang>

{{out}}

<pre>

5 22 12 21 38