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47 lines
1.1 KiB
Python
47 lines
1.1 KiB
Python
#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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#
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# module getPowerOf2
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#
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# Copyright (C) 2019 AleaJactaEst
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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def getPowerOf2(v):
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res=1;
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ret=0;
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while res<v:
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ret += 1
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res *= 2
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return ret
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def getPowerOf2_Bis(v):
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res=1;
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ret=0;
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while res<=v:
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ret += 1
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res *= 2
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return ret
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def getPowerOf2_ter(v):
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res=1;
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ret=0;
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while res<v:
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ret += 1
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res *= 2
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if ret == 0:
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ret = 1
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return ret
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