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16 lines
No EOL
200 B
Text
16 lines
No EOL
200 B
Text
var n, fib_1, fib_2, fib, i;
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n := read ();
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fib_1 := 1;
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fib_2 := 1;
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fib := 1;
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for i := 2, i < n, i := i+1
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do
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fib := fib_1 + fib_2;
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fib_2 := fib_1;
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fib_1 := fib
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od;
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write (fib) |