0850デフォルトの名無しさん2018/09/09(日) 15:53:41.89ID:V1LakR3i a = (a & 0x55555555) + (a >> 1 & 0x55555555); a = (a & 0x33333333) + (a >> 2 & 0x33333333); a = (a & 0x0F0F0F0F) + (a >> 4 & 0x0F0F0F0F); a = (a & 0x00FF00FF) + (a >> 8 & 0x00FF00FF); a = (a & 0x0000FFFF) + (a >> 16 & 0x0000FFFF);