Integer sequence: Difference between revisions
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(→{{header|jq}}: strings of decimal digits) |
m (→{{header|Phix}}: bar from pwa/p2js) |
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=={{header|Phix}}== |
=={{header|Phix}}== |
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This will crash at 1,073,741,824 on 32 bit, or 4,611,686,018,427,387,904 on 64-bit: |
This will crash at 1,073,741,824 on 32 bit, or 4,611,686,018,427,387,904 on 64-bit, and as indicated best not to try this or any below under pwa/p2js: |
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<!--<lang Phix>--> |
<!--<lang Phix>(notonline)--> |
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<span style="color: #008080;">without</span> <span style="color: #008080;">javascript_semantics</span> |
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<span style="color: #004080;">integer</span> <span style="color: #000000;">i</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span> |
<span style="color: #004080;">integer</span> <span style="color: #000000;">i</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span> |
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<span style="color: #008080;">while</span> <span style="color: #000000;">1</span> <span style="color: #008080;">do</span> |
<span style="color: #008080;">while</span> <span style="color: #000000;">1</span> <span style="color: #008080;">do</span> |
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This will stall at 9,007,199,254,740,992 on 32-bit, and about twice the above on 64-bit. |
This will stall at 9,007,199,254,740,992 on 32-bit, and about twice the above on 64-bit. |
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(after ~15 or 19 digits of precision, adding 1 will simply cease to have any effect) |
(after ~15 or 19 digits of precision, adding 1 will simply cease to have any effect) |
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<!--<lang Phix>--> |
<!--<lang Phix>(notonline)--> |
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<span style="color: #008080;">without</span> <span style="color: #008080;">javascript_semantics</span> |
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<span style="color: #004080;">atom</span> <span style="color: #000000;">a</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span> |
<span style="color: #004080;">atom</span> <span style="color: #000000;">a</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span> |
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<span style="color: #008080;">while</span> <span style="color: #000000;">1</span> <span style="color: #008080;">do</span> |
<span style="color: #008080;">while</span> <span style="color: #000000;">1</span> <span style="color: #008080;">do</span> |
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square that on 64-bit) which would probably take zillions of times longer than the |
square that on 64-bit) which would probably take zillions of times longer than the |
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universe has already existed, if your hardware/OS/power grid kept going that long. |
universe has already existed, if your hardware/OS/power grid kept going that long. |
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<!--<lang Phix>--> |
<!--<lang Phix>(notonline)--> |
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<span style="color: #008080;"> |
<span style="color: #008080;">without</span> <span style="color: #008080;">javascript_semantics</span> |
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<span style="color: # |
<span style="color: #008080;">include</span> <span style="color: #004080;">mpfr</span><span style="color: #0000FF;">.</span><span style="color: #000000;">e</span> |
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<span style="color: #004080;">mpz</span> <span style="color: #000000;">b</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">mpz_init</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0</span><span style="color: #0000FF;">)</span> |
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<span style="color: #008080;">while</span> <span style="color: #004600;">true</span> <span style="color: #008080;">do</span> |
<span style="color: #008080;">while</span> <span style="color: #004600;">true</span> <span style="color: #008080;">do</span> |
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<span style="color: #7060A8;">mpz_add_ui</span><span style="color: #0000FF;">(</span><span style="color: #000000;">b</span><span style="color: #0000FF;">,</span><span style="color: #000000;">b</span><span style="color: #0000FF;">,</span><span style="color: #000000;">1</span><span style="color: #0000FF;">)</span> |
<span style="color: #7060A8;">mpz_add_ui</span><span style="color: #0000FF;">(</span><span style="color: #000000;">b</span><span style="color: #0000FF;">,</span><span style="color: #000000;">b</span><span style="color: #0000FF;">,</span><span style="color: #000000;">1</span><span style="color: #0000FF;">)</span> |
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