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c語言循環(huán)左移代碼 C語言編程題:移位函數(shù),既能循環(huán)左移又能循環(huán)右移?

C語言編程題:移位函數(shù),既能循環(huán)左移又能循環(huán)右移?unsignedcharcrol(unsignedchar c,unsignedb){//left move unsignedcharleftleft

C語言編程題:移位函數(shù),既能循環(huán)左移又能循環(huán)右移?

unsignedcharcrol(unsignedchar c,unsignedb){//left move unsignedcharleftleft=c<< b unsignedcharrightright=c>>(sizeof(unsignedchar)-b)返回左。右}unsignedcharcror(unsignedcharc,unsignedb){//right移unsignedcharrightright=c>>bunsignedcharleftleft=c<(sizeof(unsignedchar)-b)returnleft。