数值-32表示的8位补码，向左移2位，则结果是？ 数值-64表示的8位补码 向左移1位 则结果是？
\u6570\u503c-32\u8868\u793a\u76848\u4f4d\u8865\u7801\uff0c\u5411\u53f3\u79fb\u4e00\u4f4d\uff0c\u5219\u7ed3\u679c\u662f\u5341\u8fdb\u5236\u7684\u591a\u5c11\u4e8c\u8fdb\u5236\u6570\uff0c\u5de6\u79fb1\u4f4d\uff08\u53f3\u8fb9\u586b\u4e0a0\uff09\uff0c\u76f8\u5f53\u4e8e\u4e58\u4ee52\u3002
\u539f\u6765\uff0c\u6570\u503c\u662f\uff0d64\uff0c\u4e58\u4ee52\uff0c\u5f53\u7136\uff0c\u5c31\u662f\uff0d128\u3002
\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d\uff0d
\u5982\u679c\uff0c\u539f\u6765\u6570\u503c\u662f\uff0d16\uff0c\u4e58\u4ee52\uff0c\u5c31\u662f\uff0d32\u3002
\u5982\u679c\uff0c\u539f\u6765\u6570\u503c\u662f\uff0d48\uff0c\u4e58\u4ee52\uff0c\u5c31\u662f\uff0d96\u3002
... ...
\u4ee5\u6b64\u7c7b\u63a8\u3002
\u4f46\u662f\uff0c\u8d85\u51fa\uff0d128\uff0c\u5c31\u8981\u6ea2\u51fa\u4e86
64\u7684\u539f\u78010100 0000\uff0c
-64\u7684\u539f\u7801\u662f1100 0000
-64\u7684\u8865\u7801\u662f\u539f\u7801\u53d6\u53cd\uff08\u4e0d\u5305\u62ec\u7b26\u53f7\u4f4d\uff09+1\uff0c\u53d6\u53cd\u662f1011 1111\uff0c+1\u4e4b\u540e\u662f1100 0000
\u5de6\u79fb1\u4f4d\u4e4b\u540e\u662f1000 0000\uff0c\u662f-128
绛旓細閫氬父鏄敤8浣嶇殑琛ョ爜褰㈠紡琛ㄧず銆+32鐨勫師鐮侊細0 010 0000 -32鐨勫師鐮侊細1 010 0000 -32鐨勫弽鐮侊細1 101 1111 -32鐨勮ˉ鐮锛1 110 0000
绛旓細2/2=1...0 1/2=0...1 鎵浠ヤ綑鏁拌嚜涓嬭屼笂涓100 000 鎵浠32(鍗侊級=100 000锛堜簩锛夛紱鎵浠-32鐨浜岃繘鍒琛ㄧず涓猴細1锛堢涓浣嶇鍙浣嶏紝0姝1璐燂級0锛堣ˉ0锛100 000锛32鐨勪簩杩涘埗琛ㄧず锛夊嵆锛氬師鐮侊細10 100 000 鍙嶇爜锛11 011 111锛堥櫎绗竴浣嶅鍏朵粬浣嶅彇鍙嶏紝鍗0鍙1锛1鍙0锛琛ョ爜锛11 100 000锛堣ˉ鐮佹槸...
绛旓細8浣璁＄畻鏈轰腑锛-128鐨勮ˉ鐮佽〃绀涓10000000锛屼絾鐢ㄥ師鐮佸拰鍙嶇爜鍧囨棤娉琛ㄧず锛鍥犱负瓒呭嚭浜嗚〃绀鸿寖鍥达紙锛127~127锛夈傝ˉ鐮佺殑杩愮畻瑙勫垯鏄:X琛+Y琛=(X+Y)琛 璁炬湁涓や釜鏁皒鍜寉,x=-89,y=+18,鐢ㄨˉ鐮佽〃绀哄涓 x=10100111B (-89鐨勮ˉ鐮)y=00010010B (+18鐨勮ˉ鐮)鑻ユ眰x+y涔嬪拰,鍙笉鐢ㄨ冭檻涓ゆ暟鐨勭鍙凤紝鐩存帴鐩稿姞...
绛旓細璐熸暟鐨勮ˉ鐮佽绠楁柟娉曟槸锛氬叾鍘熺爜鎸変綅鍙栧弽鍔犱竴(绗﹀彿浣嶄笉鍙)-25鐨勫師鐮佹槸锛 1001 1001 鈶犳寜浣嶅彇鍙嶅緱锛 1110 0110 鈶″姞涓寰楋細 1110 0111 鍥犳锛屽崄杩涘埗-25閲囩敤8浣嶄簩杩涘埗琛ョ爜琛ㄧず涓猴細 1110 0111 棣栧厛姹傚緱-44鐨8浣浜岃繘鍒跺師鐮侊細10101100锛屾渶楂樹綅鏄鍙蜂綅锛岃礋鏁颁负1锛屼綆7浣嶆槸缁濆鍊44d=101100b锛岃ˉ榻7...
绛旓細鍦ㄨ绠楁満涓紝琛ョ爜鐨勮寖鍥村彇鍐充簬璁＄畻鏈虹郴缁熺殑浣嶆暟銆傚父瑙佺殑璁＄畻鏈虹郴缁熸湁8浣嶃16浣嶃32浣鍜64浣嶇瓑銆傚浜巒浣嶈ˉ鐮侊紝鍏惰寖鍥存槸浠-2^(n-1)鍒2^(n-1)-1銆傚叾涓紝鏈楂樹綅涓虹鍙蜂綅锛0琛ㄧず姝ｆ暟锛1琛ㄧず璐熸暟銆傚浜巒浣嶈ˉ鐮侊紝鏈塶-1浣嶈〃绀烘暟鍊閮ㄥ垎銆備妇涓緥瀛愶紝瀵逛簬8浣嶈ˉ鐮侊紝鑼冨洿鏄-128鍒127銆傚叾涓00000000琛ㄧず0...
绛旓細鍗佽繘鍒舵暟-3鐢8浣浜岃繘鍒琛ョ爜琛ㄧず涓11111101銆傚崄杩涘埗鐨勮В閲 鍗佽繘鍒讹紙Decimal路System锛夋槸涓绉嶈鏁版柟娉曪紝鍗虫弧鍗佽繘涓锛岀涓浣嶄綅鏉冧负10^0锛岀浜屼綅10^1锛岀N浣10^锛圢-1锛夛紝璇ユ暟鐨鏁板绛変簬姣忎綅鐨勶紙鏁板济椾綅鏉冿級涔嬪拰銆傚崄杩涘埗璁℃暟娉曟槸鏃ュ父浣跨敤鏈澶氱殑璁℃暟鏂规硶锛屾瘡鐩搁偦鐨勪袱涓鏁板崟浣嶄箣闂寸殑杩涚巼閮戒负鍗佺殑...
绛旓細鍗佽繘鍒舵暟-3鐢8浣浜岃繘鍒琛ョ爜琛ㄧず涓11111101銆傚崄杩涘埗鐨勮В閲 鍗佽繘鍒讹紙Decimal路System锛夋槸涓绉嶈鏁版柟娉曪紝鍗虫弧鍗佽繘涓锛岀涓浣嶄綅鏉冧负10^0锛岀浜屼綅10^1锛岀N浣10^锛圢-1锛夛紝璇ユ暟鐨鏁板绛変簬姣忎綅鐨勶紙鏁板济椾綅鏉冿級涔嬪拰銆傚崄杩涘埗璁℃暟娉曟槸鏃ュ父浣跨敤鏈澶氱殑璁℃暟鏂规硶锛屾瘡鐩搁偦鐨勪袱涓鏁板崟浣嶄箣闂寸殑杩涚巼閮戒负鍗佺殑...
绛旓細31鐢ㄤ簩杩涘埗琛ㄧず涓猴細00011111锛 31闄2鍙栦綑寰楀埌鐨勫氨鏄11111锛岀劧鍚庡湪鍓嶉潰琛ヤ笂0锛涚鍙蜂綅鐢0鍜1琛ㄧず锛1琛ㄧず璐燂紱璐熸暟鐨勮ˉ鐮鏄畠鐨勫弽鐮佸姞涓1锛涙墍鏈夊師鏉ョ殑鍙互琛ㄧず鎴愶細10011111锛堢涓涓1琛ㄧず璐熷彿锛屾墍浠ヤ笅闈笉鐢ㄥ彉濮嬬粓涓1锛夛紱瀹冪殑鍙嶇爜鏄細11100000锛涙墍浠ヨˉ鐮佹槸11100001锛
绛旓細-31锛1000 0000 0000 0000 0000 0000 0001 1111 杩欎釜娌℃湁璁＄畻杩囩▼锛屽氨鏄洿鎺ュ啓锛31鏄11111锛岃礋鏁版槸绗竴浣嶄负1锛屽叡璁32浣 闇瑕佽绠楄繃绋嬬殑鏄眰鍙嶇爜锛屾瘮濡5鍙栧弽~5 浜岃繘鍒跺師鐮侊細0000 0000 0000 0000 0000 0000 0000 0101 鍙栧弽鎿嶄綔鍚庯細1111 1111 1111 1111 1111 1111 1111 1010 ...
绛旓細-32768鍒32767,-32768鐨勫钩鏂瑰埌32768鐨勫钩鏂-1 瀵逛簬璁＄畻鏈猴紝鍏舵蹇靛拰鏂规硶瀹屽叏涓鏍枫俷浣嶈绠楁満锛岃n=8锛 鎵鑳琛ㄧず鐨鏈澶ф暟鏄11111111锛岃嫢鍐嶅姞1鎴愪负100000000(9浣嶏級锛屼絾鍥犲彧鏈8浣嶏紝鏈楂樹綅1鑷劧涓㈠け銆傚張鍥炰簡00000000锛屾墍浠8浣嶄簩杩涘埗绯荤粺鐨勬ā涓2^8 ...
