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September 2017 Update

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Ingy döt Net 2017-09-23 10:01:46 +02:00
parent bba7bfd280
commit ba8067c3b7
14570 changed files with 153136 additions and 63871 deletions
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39
Task/Dinesmans-multiple-dwelling-problem/AWK/dinesmans-multiple-dwelling-problem.awk Normal file
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# syntax: GAWK -f DINESMANS_MULTIPLE-DWELLING_PROBLEM.AWK
BEGIN {
for (Baker=1; Baker<=5; Baker++) {
for (Cooper=1; Cooper<=5; Cooper++) {
for (Fletcher=1; Fletcher<=5; Fletcher++) {
for (Miller=1; Miller<=5; Miller++) {
for (Smith=1; Smith<=5; Smith++) {
if (rules() ~ /^1+$/) {
printf("%d Baker\n",Baker)
printf("%d Cooper\n",Cooper)
printf("%d Fletcher\n",Fletcher)
printf("%d Miller\n",Miller)
printf("%d Smith\n",Smith)
}
}
}
}
}
}
exit(0)
}
function rules( stmt1,stmt2,stmt3,stmt4,stmt5,stmt6,stmt7) {
# The following problem statements may be changed:
#
# Baker, Cooper, Fletcher, Miller, and Smith live on different floors of an apartment house
# that contains only five floors numbered 1 (ground) to 5 (top)
stmt1 = Baker!=Cooper && Baker!=Fletcher && Baker!=Miller && Baker!=Smith &&
Cooper!=Fletcher && Cooper!=Miller && Cooper!=Smith &&
Fletcher!=Miller && Fletcher!=Smith &&
Miller!=Smith
stmt2 = Baker != 5 # Baker does not live on the top floor
stmt3 = Cooper != 1 # Cooper does not live on the bottom floor
stmt4 = Fletcher != 5 && Fletcher != 1 # Fletcher does not live on either the top or the bottom floor
stmt5 = Miller > Cooper # Miller lives on a higher floor than does Cooper
stmt6 = abs(Smith-Fletcher) != 1 # Smith does not live on a floor adjacent to Fletcher's
stmt7 = abs(Fletcher-Cooper) != 1 # Fletcher does not live on a floor adjacent to Cooper's
return(stmt1 stmt2 stmt3 stmt4 stmt5 stmt6 stmt7)
}
function abs(x) { if (x >= 0) { return x } else { return -x } }