solutions/cw3/factors.while
author Christian Urban <christian.urban@kcl.ac.uk>
Fri, 25 Oct 2024 18:54:08 +0100
changeset 971 51e00f223792
parent 905 15973df32613
permissions -rw-r--r--
updated
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
864
Christian Urban <christian.urban@kcl.ac.uk>
parents:
diff changeset
     1
// Find all factors of a given input number
Christian Urban <christian.urban@kcl.ac.uk>
parents:
diff changeset
     2
// by J.R. Cordy August 2005
Christian Urban <christian.urban@kcl.ac.uk>
parents:
diff changeset
     3
Christian Urban <christian.urban@kcl.ac.uk>
parents:
diff changeset
     4
write "Input n please";
Christian Urban <christian.urban@kcl.ac.uk>
parents:
diff changeset
     5
read n;
Christian Urban <christian.urban@kcl.ac.uk>
parents:
diff changeset
     6
write "The factors of n are:\n";
Christian Urban <christian.urban@kcl.ac.uk>
parents:
diff changeset
     7
f := 2;
905
15973df32613 updated
Christian Urban <christian.urban@kcl.ac.uk>
parents: 894
diff changeset
     8
while (f < n / 2 + 1) do {
15973df32613 updated
Christian Urban <christian.urban@kcl.ac.uk>
parents: 894
diff changeset
     9
  if ((n / f) * f == n) then  { write(f); write "\n" } else { skip };
15973df32613 updated
Christian Urban <christian.urban@kcl.ac.uk>
parents: 894
diff changeset
    10
  f := f + 1
15973df32613 updated
Christian Urban <christian.urban@kcl.ac.uk>
parents: 894
diff changeset
    11
}