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fn_2 = fn_1 fn_1 = fn end do stop end
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5.1 »ù±¾Ê¹ÓÃ
5.1.1 һάÊý×é
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DATATYPE NAME (SIZE) ÀýÈ磺 INTEGER A(10) Integer, dimension(10) :: a Àý ¼Ç¼5È˳ɼ¨µÄ³ÌÐò
program ex0701 implicit none
integer, parameter :: students = 5 integer :: student(students) integer i do i=1, students
write(*,\ read(*,*) student(i) end do do while( .true. ) write(*,*) \ read(*,*) i
if ( i<=0 .or. i>students ) exit write(*,*) student(i) end do stop end
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5.1.2 ¶þάÊý×é
ÉùÃ÷Êý×é´óСʱ£¬Ê±ÓÃÁ½¸öÊý×Ö£¬Ëû¾ÍÉùÃ÷Ϊ¶þάÊý×é¡£ integer a(10,5) real a(12,3)
¶þάÊý×é¾³£±»ÓÃÀ´µ±³É¾ØÕóʹÓᣠÀý ¶þ½×¾ØÕó¼Ó·¨
program ex0704 implicit none
integer, parameter :: row = 2 integer, parameter :: col = 2 integer :: matrixA(row,col) integer :: matrixB(row,col) integer :: matrixC(row,col) integer r ! ÓÃÀ´Ö¸¶¨row integer c ! ÓÃÀ´Ö¸¶¨column ! ¶ÁÈë¾ØÕóAµÄÄÚÈÝ write(*,*) \ do r=1, row do c=1, col
write(*,\ read(*,*) matrixA(r,c) end do end do
! ¶ÁÈë¾ØÕóBµÄÄÚÈÝ write(*,*) \ do r=1, row do c=1, col
write(*,\ read(*,*) matrixB(r,c) end do
35
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end do
! °Ñ¾ØÕóA,BÏà¼Ó²¢Êä³ö½á¹û write(*,*) \ do r=1, row do c=1, col
matrixC(r,c) = matrixB(r,c)+matrixA(r,c) ! ¾ØÕóÏà¼Ó write(*,\ end do end do stop end
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5.1.3 ¶àάÊý×é
Fortran×î¶à¿ÉÒÔÉùÃ÷¸ß´ïÆßάÊý×é¡£ Integer a(d1,d2,¡,dn)
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5.1.4 ÁíÀàµÄÊý×éÉùÃ÷
ÔÚûÓÐÌرð¸³ÖµµÄÇé¿öÏ£¬Êý×éµÄË÷ÒýÖµ¶¼ÊÇ´Ó1¿ªÊ¼µÄ¡£¿ÉÒÔ¾¹ýÌرðÉùÃ÷µÄ·½·¨¸Ä±äÕâ¸öĬÈÏÖµ¡£
Integer a(0:5) Integer a(-3,3)
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5.2 Êý×éÄÚÈݵÄÉèÖÃ
Êý×éÖеÄÿһ¸öÔªËØ£¬¿ÉÒÔÔÚ³ÌÐòÖ´ÐÐÖÐÖðÒ»½øÐи³Öµ£¬Ò²¿ÉÒÔÔÚÉùÃ÷ʱ
36