clientbot/tools/getPowerOf2.py

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2019-10-24 17:45:24 +00:00
#!/usr/bin/python3
# -*- coding: utf-8 -*-
#
# module getPowerOf2
#
# Copyright (C) 2019 AleaJactaEst
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
def getPowerOf2(v):
res=1;
ret=0;
while res<v:
ret += 1
res *= 2
return ret
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def getPowerOf2_Bis(v):
res=1;
ret=0;
while res<=v:
ret += 1
res *= 2
return ret
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def getPowerOf2_ter(v):
res=1;
ret=0;
while res<v:
ret += 1
res *= 2
if ret == 0:
ret = 1
return ret