23 lines
647 B
Fortran
23 lines
647 B
Fortran
program Symmetric_difference
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implicit none
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character(6) :: a(4) = (/ "John ", "Bob ", "Mary ", "Serena" /)
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character(6) :: b(4) = (/ "Jim ", "Mary ", "John ", "Bob " /)
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integer :: i, j
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outer1: do i = 1, size(a)
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do j = 1, i-1
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if(a(i) == a(j)) cycle outer1 ! Do not check duplicate items
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end do
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if(.not. any(b == a(i))) write(*,*) a(i)
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end do outer1
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outer2: do i = 1, size(b)
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do j = 1, i-1
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if(b(i) == b(j)) cycle outer2 ! Do not check duplicate items
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end do
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if(.not. any(a == b(i))) write(*,*) b(i)
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end do outer2
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end program
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