progs/while-tests/collatz.while
author Christian Urban <christian.urban@kcl.ac.uk>
Tue, 06 Oct 2020 00:39:34 +0100
changeset 775 16aafc7691d8
parent 742 b5b5583a3a08
child 804 387240957c3d
permissions -rw-r--r--
updated
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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write "Input a number ";
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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read n;
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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while n > 1 do {
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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  if n % 2 == 0 
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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  then n := n/2 
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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  else n := 3*n+1;
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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};
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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write "Yes";