两个变量的一致对数目怎么求? 关于C语言中两个函数的变量名能否一致
\u4e24\u7ec4\u6570\u91cf\u4e0d\u540c\u7684\u6570\u636e\u600e\u4e48\u505a\u76f8\u5173\u6027\u5206\u6790\u4e24\u7ec4\u5747\u4e3a\u5206\u7c7b\u53d8\u91cf\uff0c\u5e94\u8be5\u7528kendall\u76f8\u5173\u3002
0.271\u5c5e\u4e8e\u4f4e\u76f8\u5173\uff0c\u8fd9\u662f\u5206\u6790\u76f8\u5173\u7cfb\u6570\u7684\u5927\u5c0f\u3002
\u76f8\u5173\u7cfb\u6570\uff1a
1\u3001zhi0.8-1.0\uff1a\u6781\u5f3a\u76f8\u5173\u3002
2\u30010.6-0.8\uff1a\u5f3a\u76f8\u5173\u3002
3\u30010.4-0.6\uff1a\u4e2d\u7b49dao\u7a0b\u5ea6\u76f8\u5173\u3002
4\u30010.2-0.4\uff1a\u5f31\u76f8\u5173\u3002
5\u30010.0-0.2\uff1a\u6781\u5f31\u76f8\u5173\u6216\u65e0\u76f8\u5173\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u76f8\u5173\u5173\u7cfb\u662f\u4e00\u79cd\u975e\u786e\u5b9a\u6027\u7684\u5173\u7cfb\uff0c\u76f8\u5173\u7cfb\u6570\u662f\u7814\u7a76\u53d8\u91cf\u4e4b\u95f4\u7ebf\u6027\u76f8\u5173\u7a0b\u5ea6\u7684\u91cf\u3002\u7531\u4e8e\u7814\u7a76\u5bf9\u8c61\u7684\u4e0d\u540c\uff0c\u76f8\u5173\u7cfb\u6570\u6709\u5982\u4e0b\u51e0\u79cd\u5b9a\u4e49\u65b9\u5f0f\u3002
\u7b80\u5355\u76f8\u5173\u7cfb\u6570\uff1a\u53c8\u53eb\u76f8\u5173\u7cfb\u6570\u6216\u7ebf\u6027\u76f8\u5173\u7cfb\u6570\uff0c\u4e00\u822c\u7528\u5b57\u6bcdr \u8868\u793a\uff0c\u7528\u6765\u5ea6\u91cf\u4e24\u4e2a\u53d8\u91cf\u95f4\u7684\u7ebf\u6027\u5173\u7cfb\u3002
\u3010\u4f8b\u3011\u5982\u679c\u6709\u82e5\u5e72\u4e2a\u6837\u54c1\uff0c\u6bcf\u4e2a\u6837\u54c1\u6709n\u4e2a\u7279\u5f81\uff0c\u5219\u76f8\u5173\u7cfb\u6570\u53ef\u4ee5\u8868\u793a\u4e24\u4e2a\u6837\u54c1\u95f4\u7684\u76f8\u4f3c\u7a0b\u5ea6\u3002\u501f\u6b64\uff0c\u53ef\u4ee5\u5bf9\u6837\u54c1\u7684\u4eb2\u758f\u8fdc\u8fd1\u8fdb\u884c\u8ddd\u79bb\u805a\u7c7b\u3002\u4f8b\u59829\u4e2a\u5c0f\u9ea6\u54c1\u79cd(\u5206\u522b\u7528A1,A2,...,A9\u8868\u793a)\u76846\u4e2a\u6027\u72b6\u8d44\u6599\u89c1\u88682\uff0c\u4f5c\u76f8\u5173\u7cfb\u6570\u8ba1\u7b97\u5e76\u68c0\u9a8c\u3002
\u7531\u76f8\u5173\u7cfb\u6570\u8ba1\u7b97\u516c\u5f0f\u53ef\u8ba1\u7b97\u51fa6\u4e2a\u6027\u72b6\u95f4\u7684\u76f8\u5173\u7cfb\u6570\uff0c\u5206\u6790\u53ca\u68c0\u9a8c\u7ed3\u679c\u89c1\u88683\u3002\u7531\u88683\u53ef\u4ee5\u770b\u51fa\uff0c\u51ac\u5b63\u5206\u8616\u4e0e\u6bcf\u7a57\u7c92\u6570\u4e4b\u95f4\u5448\u73b0\u8d1f\u76f8\u5173(\u03c1 = − 0.8982)\uff0c\u5373\u9ea6\u51ac\u5b63\u5206\u8616\u8d8a\u591a\uff0c\u90a3\u4e48\u6bcf\u7a57\u7684\u5c0f\u9ea6\u7c92\u6570\u8d8a\u5c11\uff0c\u5176\u4ed6\u6027\u72b6\u4e4b\u95f4\u7684\u5173\u7cfb\u4e0d\u663e\u8457\u3002
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1-\u76f8\u5173\u7cfb\u6570
\u6ca1\u6709\u5f71\u54cd
\u4e0b\u9762\u5b9a\u4e49\u51fd\u6570\u7684\u53c2\u6570\u4e3a\u5f62\u53c2\uff0c
\u53ea\u662f\u4e2a\u5f62\u5f0f\u800c\u5df2\uff0c
\u7528\u4ec0\u4e48\u5b57\u6bcd\u90fd\u53ef\u4ee5\u3002
绛旓細鍙橀噺鏉ユ簮浜庢暟瀛︼紝鏄绠楁満璇█涓兘鍌ㄥ瓨璁＄畻缁撴灉鎴栬兘琛ㄧず鍊兼娊璞℃蹇点傚彉閲忓彲浠ラ氳繃鍙橀噺鍚嶈闂傚湪鎸囦护寮忚瑷涓紝鍙橀噺閫氬父鏄彲鍙樼殑;浣嗗湪绾嚱鏁板紡璇█(濡侶askell)涓紝鍙橀噺鍙兘鏄笉鍙彉(immutable)鐨勩
绛旓細(1).鍑芥暟鐨勮В鏋愬紡鏄嚱鏁扮殑涓绉嶈〃绀烘柟娉,瑕佹眰涓や釜鍙橀噺涔嬮棿鐨勫嚱鏁板叧绯绘椂,涓鏄姹傚嚭瀹冧滑涔嬮棿鐨勫搴旀硶鍒,浜屾槸瑕佹眰鍑哄嚱鏁扮殑瀹氫箟鍩.(2).姹傚嚱鏁扮殑瑙ｆ瀽寮忕殑涓昏鏂规硶鏈:寰呭畾绯绘暟娉曘佹崲鍏冩硶銆佹秷鍙傛硶绛,濡傛灉宸茬煡鍑芥暟瑙ｆ瀽寮忕殑鏋勯犳椂,鍙敤寰呭畾绯绘暟娉;宸茬煡澶嶅悎鍑芥暟f[g(x)]鐨勮〃杈惧紡鏃,鍙敤鎹㈠厓娉,杩欐椂瑕佹敞鎰忓厓鐨勫彇鍊艰寖鍥...
绛旓細7.宸茬煡闆嗗悎A={x| x2+2x-8=0}, B={x| x2-5x+6=0}, C={x| x2-mx+m2-19=0}, 鑻鈭〤鈮犖,A鈭〤=桅,姹俶鐨勫浜銆佸嚱鏁扮殑鏈夊叧姒傚康1.鍑芥暟鐨勬蹇:璁続銆丅鏄潪绌虹殑鏁伴泦,濡傛灉鎸夌収鏌愪釜纭畾鐨勫搴斿叧绯籪,浣垮浜庨泦鍚圓涓殑浠绘剰涓涓暟x,鍦ㄩ泦鍚圔涓兘鏈夊敮涓纭畾鐨勬暟f(x)鍜屽畠瀵瑰簲,閭ｄ箞灏辩Оf:A鈫払...
绛旓細涓嶇煡閬撴ゼ涓讳负浠涔堜細鏈夎繖鏍风殑闇姹傦紝濡傛灉杩涓や釜鍙橀噺鐨鍊兼棤璁轰粈涔堟儏鍐典笅閮借涓鑷锛屼负浠涔堣鐢ㄤ袱涓彉閲忥紵鍗充娇鏄渶瑕佽繖鏍凤紝鍦ˋ鐨勫兼敼鍙樼殑鏃跺欏姞涓婁竴鍙=A锛屽悓鏃跺湪B鐨勫兼敼鍙樼殑鏃跺欏姞涓婁竴鍙=B锛屽嵆鍙疄鐜般傝繕鏈夋瘮杈冮夯鐑︾殑瀹炵幇鍔炴硶銆傚畾涔夌被锛岃屼綘璇寸殑A銆丅閮芥槸杩欎釜绫荤殑灞炴э紝褰撹繖涓や釜灞炴т换鎰忎竴涓兼敼鍙樼殑...
绛旓細濡傛灉鏈夛紝闇瑕佸厛瀵规暟鎹繘琛屾爣鍑嗗寲澶勭悊锛屽鐞嗗悗鐨勬暟鎹墠鍙互杩涜淇″害鍒嗘瀽锛屽叿浣撳鐞嗘柟娉曞湪鏁版嵁澶勭悊鈥斺旀暟鎹爣鍑嗗寲 2锛屾暣浣撐变俊搴︾郴鏁板间粙浜0-0.5涔嬮棿锛屽嚭鐜版绫绘儏鍐甸氬父鍘熷洜鏈3绉 鐢ㄩ敊鏂规硶锛屼俊搴﹀垎鏋愬彧閽堝閲忚〃棰橈紝浣嗛潪閲忚〃棰橀兘鏀捐繘鍘诲垎鏋愶紱闂嵎璁捐璐ㄩ噺澶碂绯曪紝閲忚〃棰樼殑璁捐闅忓績鎵娆插畬鍏ㄤ笉甯︿竴鐐瑰弬鑰冿紱鏍锋湰...
绛旓細姹傚亸宸佽繘琛屼箻绉繍绠椼佹眰鍜屽苟闄や互瑙傛祴鏁扮洰鍑1銆傚崗鏂瑰樊鐨勬璐熻〃绀涓や釜鍙橀噺涔嬮棿鐨勫叧绯绘柟鍚戯紝缁濆鍊艰秺澶ц〃绀虹浉鍏虫ц秺寮恒備负娑堥櫎鍗曚綅鐨勫奖鍝嶏紝鍙互浣跨敤鐩稿叧绯绘暟鏉ヨ 閲忎袱涓彉閲忎箣闂寸殑鐩稿叧鎬с備簡瑙ｅ崗鏂瑰樊鐨勮绠楁柟娉曞拰鎬ц川鏈夊姪浜庢垜浠悊瑙ｅ拰鍒嗘瀽闅忔満鍙橀噺涔嬮棿鐨勫叧绯伙紝骞跺湪瀹為檯闂涓簲鐢ㄧ浉鍏崇殑缁熻鍒嗘瀽鏂规硶銆
绛旓細=sumproduct((鏉′欢涓)*(鏉′欢浜)*(姹傚拰鍖哄煙))=sumproduct((a2:a1000="鑰愭补鎵嬪")*(b2:b1000="鍐插帇")*(c2:c1000))鑰愭补鎵嬪锛屽啿鍘嬶紝杩涓や釜鏉′欢涔熷彲浠ユ槸鍙橀噺锛屾瘮濡侫2浠涔堢殑锛屼互鏂逛究鎷栨媺鍏紡 N涓潯浠朵篃琛岋紝娉ㄦ剰锛屽畠瑕佹眰鍖哄煙蹇呴』涓鑷锛岃屼笖鏄鏄庣‘鑼冨洿鐨勶紝姣斿a1:a100涔嬬被锛岃屼笉鑳芥槸a:a ...
绛旓細姹傚嚱鏁板煎繀椤绘槸鐙珛鐨鍙橀噺浠ｅ叆鐩稿簲鐨勮〃杈惧紡鍦ㄤ笉鍚岀殑鑼冨洿銆傚湪鍑犱釜涓嶅悓鐨勬柟绋,瑙ｆ瀽鍏紡涓嶈兘鍐,鍐欏嚑涓笉鍚岀殑鍑芥暟鍊肩殑琛ㄨ揪?鍜屽乏鎷彿鎷捣鏉,骞跺垎鍒敞鏄庡悇閮ㄥ垎鐨勫弬鏁板笺傚姛鑳芥槸涓涓嚱鏁(1) ,涓嶈閿欒鍦拌涓,杩欐槸澶氱鍔熻兘;(2)瀛愬煙鐨勫姛鑳芥钀藉煙,鍏惰寖鍥磋缃负娈靛艰寖鍥磋瀹氥 琛ュ厖:澶嶅悎鍑芥暟 />濡傛灉涓簓 = f(u)(...
绛旓細int main(){ int a,b,num1,num2,temp;printf("please input two number:\n");scanf("%d%d",&num1,&num2);if(num1<num2){ temp = num1;num1 = num2;num2 = temp;} a = num1;b = num2;while(b!=0){ temp = a%b;a=b;b=temp;} printf("gongyueshu:%d\n",a);prin...
绛旓細瀵逛竴鍏冩柟绋 g(y) 姹傚鏁帮紝瑙ｅ嚭瀵兼暟涓洪浂鐨勭偣锛屽嵆鍙緱鍒版渶鍊笺傛敞鎰忥細鍦ㄨ繘琛屼唬鍏ユ硶鏃讹紝瑕佺‘淇濅竴鍏冩柟绋嬬殑瀹氫箟鍩熷拰鍑芥暟鐨勫畾涔夊煙涓鑷锛屼互閬垮厤婕忚В鎴栧瑙ｇ殑鎯呭喌銆2. 閰嶆柟娉 閰嶆柟娉曢傜敤浜浜鍏冧竴娆℃柟绋嬬殑绯绘暟瀛樺湪鏌愮鐗规畩鍏崇郴鐨勬儏鍐碉紝渚嬪绯绘暟涔嬮棿瀛樺湪鍊嶆暟銆佸钩鏂圭瓑鍏崇郴銆備緥濡傦紝鑰冭檻浜屽厓涓娆℃柟绋 f(x, y) =...
