C语言函数习题.ppt

函数习题 1 程序的运行结果是 includevoidnum externintx y inta 15 b 10 x a b y a b intx y voidmain inta 7 b 5 x a b y a b num printf d d n x y 答 5 25 2 程序的运行结果是 includevoidmain inta 2 i for i 0 i 3 i printf 3d f a f inta intb 0 staticintc 3 b c return a b c 答 789 3 程序的运行结果是 includevoidmain voidfun inti intj inti 2 x 5 j 7 fun j 6 printf i d j d x d n i j x voidfun inti intj intx 7 printf i d j d x d n i j x 答 i 7 j 6 x 7i 2 j 7 x 5 4 程序的运行结果是 includevoidmain voidming ming ming ming voidming intx 0 x 1 printf d x 答 111 5 程序的运行结果是 includelongfib intg switch g case0 return0 case1 case2 return1 return fib g 1 fib g 2 voidmain longk k fib 7 printf k d n k 答 k 13 6 程序的运行结果是 includevoidmain intfun inta 3 inta 3 3 1 3 5 7 9 11 13 15 17 intsum sum fun a printf nsum d n sum intfun inta 3 inti j sum 0 for i 0 i 3 i for j 0 j 3 j a i j i j if i j sum sum a i j return sum 答 sum 6 7 程序的运行结果是 includeintfun intx staticinta 3 a x return a voidmain intk 2 m 1 n n fun k m fun m printf d d n m 答 56 8 程序的运行结果是 includeintx 5 y 7 intming intx inty intz z x y return z voidmain inta 4 b 5 c c ming a b printf X Y d n c 答 X Y 9 9 程序的运行结果是 includeintm 13 intfun intx inty intm 3 return x y m voidmain inta 7 b 5 printf d n fun a b m 答 2 10 下面的程序 includevoidmain intx 3 do printf d x 2 while x 答 1 2 11 下面程序的输出是 includevoidmain inty 9 for y 0 y if y 3 0 printf d y continue 答 852 12 下面程序的输出是 includeunsignedfun6 unsignednum unsignedk 1 do k num 10 num 10 while num return k voidmain unsignedn 26 printf d n fun6 n 答 12 13 下面程序的输出是 includelongfun5 intn longs if n 1 n 2 s 2 elses n fun5 n 1 return s voidmain longx x fun5 4 printf ld n x 答 9 14 下面程序的输出是 include defineMAX5inta MAX k voidmain fun1 fun3 fun2 fun3 printf n fun1 for k 0 k MAX k a k k k fun2 inta MAX k for k 0 k MAX k a k k fun3 intk for k 0 k MAX k printf d a k 答 0246802468 15 以下程序输出结