FORTRAN 90ʵÑé(2)

2019-04-23 15:08

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1.×ÓÀýÐÐ×Ó³ÌÐòZZµÄ¹¦ÄÜÊǽ«NÐÐMÁеÄÕûÐ;ØÕóAתÖᣵ÷ÓøÃ×Ó³ÌÐò£¬ÇóÒ»¸ö3ÐÐ4ÁеÄÕûÐ;ØÕóXµÄתÖþØÕóY²¢´òÓ¡¡£ÇëÔÚ»­Ïß´¦Ìî¿Õ,ÒÔÍê³ÉÌâÄ¿µÄÒªÇó¡£ PROGRAM EXAM IMPLICIT NONE

INTEGER,DIMENSION(3,4)::X,Y(4,3) INTEGER::I,J

DO I=1,3; READ (*,'(4I4)') (X(I,J),J=1,4); END DO PRINT '(1X,4I4)',((X(I,J),J=1,4),I=1,3) CALL ZZ(X,3£¬4£¬Y) PRINT * ,'Êä³öתÖþØÕó£º'

WRITE(*,'(1X,3I4)')((Y(I,J),J=1,3),I=1,4) END PROGRAM EXAM SUBROUTINE ZZ(A,N,M,B) IMPLICIT NONE INTEGER::N,M,I,J

INTEGER,DIMENSION(:,:)::A(N,M),B(M,N) DO I=1,N

DO _J=1£¬M_____ _ ____ B(J,I)=A(I,J) _______ ____

END DO END DO RETURN

END SUBROUTINE

¢Å ±àдһ¸ö×ÓÀýÐÐ×Ó³ÌÐòIACÓÃÀ´ÇóN£¡(ֵΪʵÐÍ)¡£×Ó³ÌÐòÖÐÓ¦¶Ô×Ô±äÁ¿½øÐмì²é£¬¶Ô²»ºÏÀíµÄ±äÁ¿¸ø³ö´íÎóÐÅÏ¢¡£È»ºóÇóÏÂʽ(RºÍKµÄÖµÓɼüÅÌÊäÈë)µÄÖµ¡£ C?R! K!(R?K)!

FUNCTION IA(CN) RESULT(IAC-RES) INTEGER::N,IAC-RES,I IF(N<=0) THEN PRINT*,¡±ERROR¡± ELSE

IAC-RES=1 DO I=2£¬N

IAC-RES=IAC-RES*I END DO END IF

END FUNCTION IAC

INTEGER::R,K

DO WHILE(R<0,OR,K<0,OR,R

C=1.0*IAC(R)/(IAC(K)*IAC(R-K)) PRINT*,C

END PROGRAM EXAM

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?n!=1!+2!+......+10!

n?110PROGRAM EXAM IMPLICIT NONE INTEGER::S=0,T,N,J DO N=1£¬10 T=1

DO J=1,K T=T*J END DO S=S+T END DO

PRINT ¡®(1X,¡±S=¡±,I10)¡¯,S END PROGRAM EXAM ÔËÐеĽá¹ûΪS= 4037913

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1.ÏÂÃæ³ÌÐòÊÇÓÃÕÛ°ë²éÕÒ·¨ÔÚ¸ø¶¨µÄһάÓÐÐò£¨¼ÙÉèÊÇ´ÓСµ½´ó£©ÕûÐÍÊý×éÖвéÕÒ¸ø¶¨µÄÔªËØK¡£ÈôÕÒµ½£¬Ôò·µ»Ø¸ÃÔªËØÔÚÊý×éÖеÄϱ꣬ÈôÊý×éÖÐûÓиÃÔªËØ£¬Ôò·µ»Ø0¡£ÇëÔÚ»­Ïß´¦Ìî¿Õ,ÒÔÍê³ÉÌâÄ¿µÄÒªÇó¡£ PROGRAM EXAM IMPLICIT NONE

INTEGER, DIMENSION(10)::X INTEGER ::K,LOW,HIGH,MID

READ *,X; PRINT *,'ÇëÊäÈëÒª²éÕÒµÄK£º' ; READ*,K LOW=1;HIGH=10

DO WHILE(LOW<=HIGH) MID=(LOW+HIGH)/2

IF(______ __) EXIT IF(X(MID)>K) THEN HIGH=MID-1 ELSE

____ ____ END IF

END DO

IF(________) THEN PRINT *,0

ELSE

PRINT *,MID

END IF END 2.±àд³ÌÐò:

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1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 ??

1,Èý¸ö¿Õ:(1)X(MID)==K (2)LOW=MID+1 (3)LOW>HIGH

2,±àд³ÌÐò

<1>PROGRAM EXAM

IMPLICIT NONE

INTEGER, DIMENSION(10)::A INTEGER::I,J,K,T

PRINT*,¡±ÇëÊäÈëÊý×é A:¡± READ*,A DO I=1,9 K=I

DO J=I+1,10

IF(A(J)

T=A(I);A(I)=A(K);A(K)=T END DO

PRINT*,¡± ÅÅÐòºóµÄÊý×éΪ£º¡± PRINT ¡®(1X,10I4)¡¯,A END PROGRAM EXAM ÇëÊäÈëÊý×é A:

3,9,-3,0,15,19,4,8,1,2 ÅÅÐòºóµÄÊý×éΪ£º -3 0 1 2 3 4 8 9 15 19 ¢Æ ÉèÊý×éA(3,4)£¬±à³ÌʵÏÖÏÂÁвÙ×÷£º

¢ÙÕÒ³ö×î´óÔªËØ¼°ÆäËùÔÚµÄÐÐÓëÁУ»

¢ÚÕÒ³öµÚKÐеĵÄ×îÐ¡ÔªËØ¼°ÆäËùÔÚµÄÁУ¬²¢Çó³öµÚKÐÐÔªËØÖ®ºÍ£» ¢Û½»»»µÚIÁÐÓëµÚJÁеÄÔªËØ¡£ <2>1. PROGRAM EXAM

IMPLICIT NONE

INTEGER, DIMENSION(3,4)::A

INTEGER::I,J,MAX,ROW=1,COLV=1 DO I=1,3

READ*,(A(I,J),J=1,4) END DO MAX=A(1,1) DO I=1,3

DO J=1,4

IF(A(I,J)>MAX) THEN

MAX= A(I,J); ROW=I; COLV=J END IF END DO END DO

PRINT*,MAX,ROW,COLV END PROGRAM EXAM 2. PROGRAM EXAM

IMPLICIT NONE

INTEGER, DIMENSION(3,4)::A

INTEGER::I,J,SUM=0,K,MIN, COLV=1 DO I=1,3

READ*,(A(I,J),J=1,4) END DO READ*,K MIN=A(K,1) DO J=1,4

SUM= SUM+A(K,J)

IF(A(K,J)>MIN) THEN MIN=A(K,J) ; COLV=J END IF END DO

PRINT ¡®(1X,¡±×îÐ¡ÔªËØÎª¡±,I4,2X,¡±ËùÔÚµÄÁкÅΪ¡±,I3)¡¯, MIN, COLV PRINT ¡®(1X,¡±¡­¡­¡­¡­¡­.¡±,I3,¡±¡­¡­¡­¡­¡­¡­¡­¡­¡±,I6)¡¯,K,SUM END PROGRAM EXAM 3. PROGRAM EXAM

IMPLICIT NONE

INTEGER, DIMENSION(10,10)::A

INTEGER::I,J DO I=1,10

DO I=1,I

IF((J=-1)OR(I==J) THEN !!!!!!!!!!!!!!!!!!!!!!!!! A(I,J)=1 ELSE

A(I,J)= A(I-1,J)+ A(I-1,J-1)

END IF END DO END DO DO I=1,10

PRINT ¡®(10I4,( A(I,J),J=1,I)¡¯ END DO

END PROGRAM EXAM


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